Manufacturing Tools and Test Equipments [Member]
Manufacturing tooling and test equipment
Represents information pertaining to the manufacturing tooling and test equipment.
Pre Money Valuation of Initial Public Offering for Conversion of Temporary Equity
Valuation of initial public offering for conversion of preferred stock
Represents the pre-money valuation of initial public offering for conversion of temporary equity.
Pre-money valuation of initial public offering for conversion of Preferred Stock
Number of High Credit Quality Financial Institutions with which Cash and Cash Equivalents are Deposited
Number of high-credit-quality financial institutions with which cash and cash equivalents are deposited
Represents the number of high-credit-quality financial institutions with which cash and cash equivalents are deposited.
All Other International Sources [Member]
All other international sources
Represents the countries other than United States of America and Canada.
Percentage of International Revenue Excluding Canada to Aggregate Revenue
International revenue (excluding Canada) as a percent of total revenue
Represents the percentage of international revenue (excluding Canada) to aggregate revenue.
Product Warranty Period
Product warranty period
Represents the warranty period over which the entity is required to repair or replace defective products.
Stock Based Compensation [Abstract]
Stock-Based Compensation
Share Based Compensation Arrangement by Share Based Payment Award, Percentage of Period from Vesting Date Added for Determination of Fair Value Assumptions Expected Term
Percentage of period from the vesting date added for determination of weighted average expected life
Represents the percentage of period from the vesting date added to vesting period for determination of expected term of share-based compensation awards.
Net Loss Per Share and Unaudited Pro Forma Net Loss Per Share [Abstract]
Net Income (Loss) Per Share
Reconciliation of Numerator and Denominator in Earnings Per Share and Weighted Average Number of Shares [Abstract]
Reconciliation of the numerator and denominator used in the calculation of basic and diluted net income (loss) per share and pro forma weighted-average number of common shares
Amendment Description
Warrants to Purchase Common Stock [Member]
Warrants to purchase common stock
Security that gives the holder the right to purchase shares of common stock in accordance with the terms of the instrument, usually upon payment of a specified amount.
Amendment Flag
Warrants to Purchase Preferred Stock [Member]
Warrants to purchase preferred stock
Security that gives the holder the right to purchase shares of preferred stock in accordance with the terms of the instrument, usually upon payment of a specified amount.
Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit)
Disclosure pertaining to redeemable convertible preferred stock and stockholders equity (deficit).
Redeemable Convertible Preferred Stock and Stockholder's Deficit Disclosure [Text Block]
Preferred Stock Excluding Series G 1 [Member]
Preferred stock other than series G-1
Represents information pertaining to the preferred stock other than Series G-1 Preferred Stock.
Information by payment priority for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority [Axis]
Represents the payment priorities for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority [Domain]
Temporary Equity Payment Priority 1 [Member]
Payment Priority 1
Represents the payment priority 1 for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority 2 [Member]
Payment Priority 2
Represents the payment priority 2 for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority 3 [Member]
Payment Priority 3
Represents the payment priority 3 for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority 4 [Member]
Payment Priority 4
Represents the payment priority 4 for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority 5 [Member]
Payment Priority 5
Represents the payment priority 5 for temporary equity at the time of liquidation of the entity.
Temporary Equity Payment Priority 6 [Member]
Payment Priority 6
Represents the payment priority 6 for temporary equity at the time of liquidation of the entity.
Percentage of Preferred Stockholders Consent Required for Certain Transactions or Events
Percentage of preferred stockholders, whose consent is required for certain transactions or events
Represents the percentage of preferred stockholders consent required for certain transactions or events.
Temporary Equity Conversion Price Per Share
Conversion price per share (in dollars per share)
Represents the amount to be paid per share that is classified as temporary equity by the entity upon conversion.
Redemption Period Following Redemption Election Date
Redemption period following the redemption election date
Represents the redemption period following the redemption election date after which preferred stock will be redeemed if preferred stockholders elect to redeem the same.
Number of Annual Installments for Redemption of Temporary Equity
Number of annual installments in which redemption of remaining preferred shares will occur
Represents the number of annual installments in which redemption of temporary equity occurs.
Common Stock 1 [Member]
Common shares 1
Represents information pertaining to the common stock 1.
Current Fiscal Year End Date
Award Type [Axis]
Transaction One [Member]
Transaction 1
Information pertaining to common stock warrants; transaction one.
Transaction Two [Member]
Transaction 2
Information pertaining to common stock warrants; transaction two.
Document and Entity Information
Intangible Asset Purchase Price under Agreement
Purchase price per agreement
Represents the purchase price of intangible assets under the purchase agreement entered into by the entity which is based on estimated future license sales.
Intangible Assets Acquired Purchase Price
Final purchase price of acquired intangible assets
The purchase price of the acquired intangible assets.
Class of Warrant or Right Term
Term of warrant
Represents the term of warrants outstanding.
Temporary Equity Payment Priority and Preference [Table Text Block]
Schedule of payment priority and preference to respective Preferred Stockholders in the time of liquidation
Tabular disclosure of payment priority and liquidation preference related to temporary equity in the event of liquidation of the entity.
Schedule of assumptions used to calculate fair value of the warrants
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of warrants, including, but not limited to: (a) expected term of warrants and similar instruments, (b) expected volatility of the entity's warrants, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.
Schedule of Assumptions Used for Calculation of Fair Value of Warrants [Table Text Block]
Tabular disclosure of reserved shares of common stock for future issuance.
Schedule of Common Stock Reserved for Future Issuance [Table Text Block]
Schedule of shares of common stock reserved for future issuance
Share Based Compensation Arrangement by Share Based Payment Award, Options Outstanding Weighted Average Grant Date Fair Value [Roll Forward]
Weighted Average Grant Date Fair Value
Share Based Compensation Arrangement by Share Based Payment Award, Options Outstanding Weighted Average Grant Date Fair Value
Balance at the beginning of the period (in dollars per share)
Represents the weighted-average grant-date fair value of options outstanding.
Balance at the end of the period (in dollars per share)
Document Period End Date
Share Based Compensation Arrangement by Share Based Payment Award, Options Exercisable Weighted Average Grant Date Fair Value
Exercisable options (in dollars per share)
Represents the weighted-average grant-date fair value of options exercisable.
Canada
CANADA
Share Based Compensation Arrangements by Share Based Payment Award, Options Exercises in Period Weighted Average Grant Date Fair Value
Exercised (in dollars per share)
Represents the weighted-average grant-date fair value of options exercised during period.
Share Based Compensation Arrangement by Share Based Payment Award, Options Vested and Expected to Vest Outstanding Weighted Average Grant Date Fair Value
Vested and expected to vest (in dollars per share)
Represents the weighted-average grant date fair value for outstanding stock options that are fully vested or expected to vest.
Represents the weighted-average exercise price for options vested.
Share Based Compensation Arrangement by Share Based Payment Award, Options Vested Weighted Average Exercise Price
Vested during the period (in dollars per share)
Share Based Compensation Arrangement by Share Based Payment Award, Options Nonvested Weighted Average Exercise Price
Non-vested options (in dollars per share)
Represents the weighted-average exercise price of non-vested options outstanding.
0.26-1.30
Represents information pertaining to the first exercise price range.
Exercise Price Range One [Member]
Exercise Price Range Two [Member]
1.35-2.60
Represents information pertaining to the second exercise price range.
Exercise Price Range Three [Member]
2.65-3.90
Represents information pertaining to the third exercise price range.
Exercise Price Range Four[Member]
3.95-5.20
Represents information pertaining to the fourth exercise price range.
Entity [Domain]
Exercise Price Range Five [Member]
5.25-6.50
Represents information pertaining to the fifth exercise price range.
Exercise Price Range Six [Member]
6.55-7.80
Represents information pertaining to the sixth exercise price range.
Exercise Price Range Seven [Member]
7.85-9.10
Represents information pertaining to the seventh exercise price range.
Exercise Price Range Eight [Member]
9.15-22.77
Represents information pertaining to the eight exercise price range.
Share Based Compensation Shares Authorized under Stock Option Plans Exercise Price Range Outstanding Options [Abstract]
Options Outstanding
Share Based Compensation Shares Authorized under Stock Option Plans Exercise Price Range Exercisable Options [Abstract]
Options Exercisable
Share Based Compensation Arrangement by Share Based Payment Award, Aggregate Intrinsic Value [Abstract]
Intrinsic-value
Share Based Compensation Arrangement by Share Based Payment Award, Fair Value Assumptions Forfeiture Rate
Forfeiture rate (as a percent)
Represents the forfeiture rate assumption that is used in valuing an option on its own shares.
Convertible preferred stock warrant liability
Redeemable Preferred Stock Warrant [Member]
Security that gives the holder the right to purchase shares of redeemable preferred stock in accordance with the terms of the instrument, usually upon payment of a specified amount.
Redeemable preferred stock warrants
Eragy Inc [Member]
Technology company
Represents information pertaining to Eragy, Inc.
Deferred Income Tax Expense (Benefit) Valuation Allowance
Amount of deferred income tax expense (benefit) for which it is more likely than not that a tax benefit will not be realized.
Valuation allowance
Initial Public Offering [Policy Text Block]
Initial Public Offering
Disclosure of accounting policy for initial public offering.
Stock Split [Policy Text Block]
Stock Split
Disclosure of accounting policy for stock split.
Represents the aggregate number of shares of common stock sold by the stockholders that were held by them in the initial public offering.
Number of Common Stock Sold by Stockholders in Initial Public Offering
Number of shares of common stock sold by stockholders in IPO
Gross Proceeds from Issuance Initial Public Offering
Gross proceeds from the IPO
The cash inflow, without deducting underwriting commission and discount, associated with the amount received from the entity's first offering of stock to the public.
Long Term Obligations Disclosure [Text Block]
The entire disclosure for long-term obligations.
Long-Term Obligations
Warrant Common Stock [Member]
Information relating to common stock warrants.
Common stock warrants
Warrant Redeemable Convertible Preferred Stock [Member]
Information relating to redeemable convertible preferred stock warrants.
Preferred stock warrants
Series A Redeemable Convertible Preferred Stock [Member]
Series A
Outstanding redeemable convertible series A preferred stock.
Series B
Outstanding redeemable convertible series B preferred stock.
Series B Redeemable Convertible Preferred Stock [Member]
Series C
Outstanding redeemable convertible series C preferred stock.
Series C Redeemable Convertible Preferred Stock [Member]
Series C redeemable convertible preferred stock
Series D
Outstanding redeemable convertible series D preferred stock.
Series D Redeemable Convertible Preferred Stock [Member]
Series E
Outstanding redeemable convertible series E preferred stock.
Series E Redeemable Convertible Preferred Stock [Member]
Series E redeemable convertible preferred stock
Series F
Outstanding redeemable convertible series F preferred stock.
Series F Redeemable Convertible Preferred Stock [Member]
Series G
Outstanding redeemable convertible series G preferred stock.
Series G Redeemable Convertible Preferred Stock [Member]
Series G - 1
Outstanding redeemable convertible series G-1 preferred stock.
Series G1 Redeemable Convertible Preferred Stock [Member]
Series G-1 redeemable convertible preferred stock
Series H
Outstanding redeemable convertible series H preferred stock.
Series H Redeemable Convertible Preferred Stock [Member]
Proceeds from Issuance Initial Public Offering for Automatic Conversion of Preferred Stock
Represents the proceeds that must be received from the initial public offering for preferred stock to be automatically converted to common stock.
Proceeds from initial public offering for conversion of preferred stock to common stock
Stock Issued during Period Shares Conversion of Warrant Liability
Number of shares issued during the period as a result of the conversion of the warrant liability.
Warrant liability converted into shares of common stock
Warrant Liability Fair Value Disclosure
Aggregate fair value of warrant liability
Represents the fair value portion of obligations relating to warrants.
Common Stock Issued During Period upon Net Exercise of Common and Preferred Stock Warrants
Common stock shares issued upon the net exercise of common and preferred stock warrants.
Common stock, shares issued to warrant holders upon net exercise
Equity Incentive 2003 Plan [Member]
2003 Plan
Represents information pertaining to the 2003 Equity Incentive Plan.
Stock Option and Incentive 2013 Plan [Member]
2013 Plan
Represents information pertaining to the 2013 Stock Option and Incentive Plan.
Share Based Compensation Arrangement by Share Based Payment Award, Increase in Number of Shares Authorized as Percentage of Shares Outstanding
Annual increase in shares authorized for issuance as a percentage of shares outstanding
Represents the annual increase in shares authorized for issuance as a percentage of shares outstanding, under the equity-based compensation plan.
Number of Warrants Exercised to Purchase Shares of Common and Preferred Stock
Number of warrants exercised to purchase shares of common and preferred stock (in shares)
Represents the number of warrants exercised to purchase shares of common and preferred stock.
Options for Common Stock Granted in Connection with Acquisition
Options for common stock granted in connection with a business acquisition
Represents the amount of options for common stock granted in connection with a business acquisition.
Share Based Compensation Arrangements by Share Based Payment Award, Options, Expirations in Period, Weighted Average Grant Date Fair Value
Represents the weighted-average grant-date fair value of options expired during period.
Expired (in dollars per share)
Underwriting Commissions and Expenses
Underwriting commissions and expenses incurred in connection with the entity's first offering of stock to the public.
Underwriting discounts and commissions
The final cash payment related to a settlement obligation.
Final payment of obligation
Final Payment of Settlement Obligation
Initial Public Offering [Abstract]
IPO
Stock Split [Abstract]
Stock Split
Elimination of Liability upon Net Exercise of Warrants to Purchase Preferred Stock
Elimination of liability upon net exercise of warrants to purchase preferred stock
Amount of liability eliminated upon net exercise of warrants to purchase preferred stock.
Sales Returns and Warranty Accrual Current
Sales returns and warranty accruals
Carrying value, as of the balance sheet date, of obligations incurred through that date and payable for goods returned by customers and estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle, if longer).
Other Income (Expense) [Member]
Other income (expense)
Primary financial statement caption encompassing other revenue or expense.
Other (income) expense
Entity Well-known Seasoned Issuer
Warrant Liability Noncurrent
Warrant liability
Represents the carrying value of obligations (due after one year or beyond the operating cycle if longer) relating to warrants.
Fair value of warrant
Entity Voluntary Filers
Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit)
Entity Current Reporting Status
Shares of Common Stock Reserved for Future Issuance [Abstract]
Reserved shares of common stock for future issuance
Entity Filer Category
Gain on Inventory Purchase Commitment
Represents a gain related to inventory purchase commitments recognized during the period.
Cost of revenue - inventory purchase commitment
Loss (gain) on inventory purchase commitment
Gain related to inventory purchase commitments
Entity Public Float
Basic and Diluted Earnings Per Share Pro Forma
Pro forma net loss per common share, basic and diluted (in dollars per share)
Pro forma basic and diluted earnings per share, which is commonly presented in initial public offerings based on the terms of the offering.
Entity Registrant Name
Weighted Average Basic and Diluted Shares Outstanding Pro Forma
Pro forma weighted-average number of common shares, basic and diluted (in shares)
Represents the weighted average number of shares (units) outstanding in the calculation of pro forma basic and diluted earnings per share (earnings per unit), which is commonly presented in the initial public offerings based on the terms of the offering.
Pro forma weighted-average number of common shares, basic and diluted
Entity Central Index Key
Computer Equipment and Software [Member]
Computer equipment and software
Represents information pertaining to the long-lived, depreciable assets that are used in the creation, maintenance and utilization of information systems and purchased software applications.
Manufacturing Tools and Test Equipment [Member]
Manufacturing tooling and test equipment
Represents information pertaining to the manufacturing tooling and test equipment.
Represents information pertaining to the lab and warehouse equipment.
Lab, marketing and warehouse equipment
Lab and Warehouse Equipment [Member]
Lab and warehouse equipment
Marketing Equipment [Member]
Marketing equipment
Represents information pertaining to the marketing equipment.
Entity Common Stock, Shares Outstanding
Summary of Operating Loss and Tax Credit Carryforwards [Table Text Block]
Schedule of net operating loss and tax credit carryforwards
Tabular disclosure of pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization and of tax credit carryforwards available to reduce future taxable income, including amounts, expiration dates, limitations on use and the related deferred tax assets and valuation allowances.
Current Domestic Tax Expense (Benefit) [Abstract]
Domestic
Deferred Domestic Tax Expense (Benefit) [Abstract]
Domestic
Deferred Tax Assets, Reversal of Valuation Allowance
Reversal of valuation allowance for deferred tax assets
Represents the reversal of valuation allowances of the deferred tax asset.
Operating Loss and Tax Credit Carryforwards [Line Items]
Net operating loss and tax credit carryforwards
Unrecognized Tax Benefits Increases Resulting from Stock Based Compensation
Unrecorded tax benefits for stock-based compensation
Amount of increase in unrecognized tax benefits resulting from stock-based compensation.
Operating Loss and Tax Credit Carryforwards [Table]
Schedule reflecting pertinent information, such as tax authority, amounts, and expiration dates, of net operating loss carryforwards, including an assessment of the likelihood of utilization and a listing of tax credit carryforwards available to reduce future taxable income including descriptions, amounts, expiration dates, limitations on use and the related deferred tax assets and valuation allowances.
Company One [Member]
Company 1
Represents information pertaining to company one.
Company Two [Member]
Company 2
Represents information pertaining to company two.
Company Three [Member]
Company 3
Represents information pertaining to company three.
Company Four [Member]
Company 4
Represents information pertaining to company four.
Operating Leases Term of Extension
Extension term of leases
Represents the term over which operating leases can be extended.
Operating Leases Modification Term
Lease modification term
Represents the modification term of operating leases.
Purchase Commitments [Abstract]
Purchase Commitments
Settlement Agreement [Member]
Settlement agreement relating to alleged patent infringements
Represents information pertaining to the settlement agreement relating to alleged patent infringements.
Loss Contingency, Future Royalty Payments and Lumpsum Amount Included in Agreement
Future royalty payments and payment of a lump sum amount included in the agreement
Represents the aggregate of future royalty payments on certain products and payment of a lump sum amount included in the agreement entered by the entity.
Loss Contingency, Payment of Lump Sum Amount
Payment of lump sum amount
Represents the lump sum amount paid under the agreement.
Document Fiscal Year Focus
Debt Instrument, Number of Equal Monthly Payments of Principal and Interest
Number of equal monthly payments of principal plus interest
Represents the number of equal monthly payments of principal plus interest of the debt instrument.
Document Fiscal Period Focus
Other Commitments Number of Settlement Obligations Accelerated and became Payable
Number of settlement obligations accelerated and became due and payable
Represents the number of settlement obligations which were accelerated and became due and payable during the period.
Other Commitment Interest
Less amount representing interest
Represents the amount of interest on other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.
Other Commitment Present Value
Present value of settlement obligations
Represents the present value of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.
Carrying value of the future payments
Other Commitment Current
Less current portion of settlement obligations
Carrying value as of the balance sheet date of the portion of other commitment not otherwise specified in the taxonomy that is scheduled to be repaid within one year or the normal operating cycle, if longer. Excludes commitments explicitly modeled in the taxonomy, including but not limited to long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.
Current portion of settlement obligations
Other Commitment Noncurrent
Long-term portion of settlement obligations
Carrying value as of the balance sheet date of the portion of other commitment not otherwise specified in the taxonomy excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.
Geographic Information [Policy Text Block]
Geographic Information
Disclosure of accounting policy for geographic information.
Redeemable Convertible Preferred Stock Warrant [Policy Text Block]
Redeemable Convertible Preferred Stock Warrant
Disclosure of accounting policy for redeemable convertible preferred stock warrant.
Presentation of Certain Taxes [Policy Text Block]
Presentation of Certain Taxes
Disclosure of accounting policy for presentation of certain taxes, excluding income taxes.
Property, Plant and Equipment Estimated Useful Life [Table Text Block]
Schedule of estimated useful lives of property and equipment
Tabular disclosure of estimated useful lives of property, plant and equipment.
Incremental Common Shares Attributable to Preferred Warrants
Assumed conversion of warrants into shares of common stock
Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of preferred warrants using the if-converted method.
Assumed conversion of preferred warrants into shares of common stock
Transaction Three [Member]
Information pertaining to common stock warrants; transaction three.
Transaction 3
Legal Entity [Axis]
Transaction Four [Member]
Information pertaining to common stock warrants; transaction four.
Transaction 4
Document Type
Stock Options
Employee and Nonemployee Stock Option [Member]
Stock options
Contract that gives the holder the right, but not the obligation, either to purchase or to sell a certain number of shares of stock at a predetermined price for a specified period of time.
Cost of Revenue Inventory Purchase Commitment
Anticipated loss on firm purchase commitments for components
Represents the aggregate cost related to inventory purchase commitment incurred during the period.
Schedule of Share Based Payment Equity Award Modification for Stock Options Valuation Assumptions [Table Text Block]
Summary of assumptions used in calculating the fair value and incremental expense to be recognized in connection with the equity award modification for stock options
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions in connection with equity award modification for stock options.
Temporary Equity Stock Issued During Period Shares New Issues
Issuance of Series H redeemable convertible preferred stock for cash in February 2011, net of issuance costs of $211 (in shares)
Number of shares of new stock classified as temporary equity issued during the period.
Pre Modification [Member]
Pre-Modification
Represents information pertaining to Pre-Modifications scenario.
Post-Modification
Represents information pertaining to Post-Modifications scenario.
Post Modification [Member]
Share based Compensation Arrangement by Share based Payment Award Plan Modification Expiration Period
Modified expiration period
Represents the modified period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days due to modification of an equity-based compensation plan.
Share based Compensation Arrangement by Share based Payment Award Plan Modification Vesting Number
Modified vesting of stock options (in shares)
Represents the number of shares for which vesting is modified due to modification of an equity-based compensation plan.
Share Based Compensation Arrangement by Share Based Payment Award Acceleration and Plan Modification Compensation Cost
Additional stock-based compensation expense due to acceleration and modification
Represents the additional share-based compensation cost recognized as a result of an occurrence of an event, which accelerates its recognition and due to modification of an equity-based compensation plan.
Operating Loss and Tax Credit Carryforwards Minimum Period of Examinations and Adjustments
Minimum period for which net operating loss and credit carryforwards are subject to examinations and adjustments
Represents the minimum period for which net operating loss and credit carryforwards are subject to examinations and adjustments.
Stock Issuance Costs
Represents stock issuance costs incurred.
Issuance of Series H redeemable convertible preferred stock for cash in February 2011, issuance costs
Temporary Equity, Shares Issue Period Increase or (Decrease)
Change in the shares of each type or class of stock classified as temporary equity during the period.
Stock Issued During Period Shares Stock Warrants Exercised
Issuance of common stock upon net exercise of common stock warrants (in shares)
Represents the number of common stock warrants exercised during the current period.
Reclassification of redeemable convertible preferred stock warrant liability upon conversion to common stock warrant
Represents the amount of increase in additional paid in capital (APIC) resulting from the reclassification of redeemable convertible preferred stock warrant liability upon conversion to common stock warrant.
Adjustments to Additional Paid in Capital Reclassification of Redeemable Convertible Preferred Stock Warrant Liability
Proceeds from Issuance of Redeemable Convertible Preferred Stock and Warrants
Represents the cash inflow from issuance of callable preferred stock which is identified as being convertible to another type of financial security at the option of the issuer or the holder as well as from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).
Net proceeds from issuance of redeemable convertible preferred stock and common stock warrants
Effective Income Tax Rate Reconciliation Nondeductible Expense Stock Warrant Expense
Stock warrant (as a percent)
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to stock warrant expense.
Adjustments To Additional Paid In Capital Stock Options Issued In Connection With Business Acquisition
Adjustment to additional paid in capital resulting from the issuance of common stock options in connection with a business acquisition.
Issuance of common stock options in connection with a business acquisition
Adjustments to Additional Paid in Capital Reclassification of Redeemable Convertible Preferred Stock Warrant Liability Upon Conversion to Preferred Stock
Reclassification of redeemable convertible preferred stock warrant liability upon conversion to preferred stock
Represents the amount of increase in additional paid in capital (APIC) resulting from the reclassification of redeemable convertible preferred stock warrant liability upon conversion to preferred stock.
Accounts receivable, net
Accounts Receivable, Net, Current
Accounts payable
Accounts Payable, Current
Accounts receivable
Accounts Receivable, Related Parties, Current
Allowance for Doubtful Accounts
Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]
UNITED STATES
United States
Accrued Liabilities, Current [Abstract]
Accrued liabilities
Accrued liabilities
Accrued Liabilities, Current
Total accrued liabilities
Less: accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive (Loss) Income
Estimated useful life of identifiable intangible assets
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Additional paid-in capital
Additional Paid in Capital, Common Stock
Additional Paid-in Capital [Member]
Additional Paid-In Capital
Issuance of common stock warrants
Adjustments to Additional Paid in Capital, Warrant Issued
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Stock-based compensation
Advertising expense
Advertising Expense
Total stock-based compensation expense
Allocated Share-based Compensation Expense
Changes in the allowance for doubtful accounts
Allowance for Doubtful Accounts Receivable [Roll Forward]
Deductions
Allowance for Doubtful Accounts Receivable, Write-offs
Balance at beginning of period
Balance at end of period
Allowance for Doubtful Accounts Receivable
Amortization of intangible assets
Amortization of Intangible Assets
Antidilutive Securities [Axis]
Anti-dilutive weighted-average common stock equivalents excluded from the calculation of diluted net income (loss) per share
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities, Name [Domain]
Total (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Total assets
Assets
Current assets:
Assets, Current [Abstract]
Assets
Assets [Abstract]
Total current assets
Assets, Current
Assets, Fair Value Disclosure
Cash equivalents
Balance Sheet Components
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Board of Directors Chairman [Member]
Chief Strategy Officer and Chairman of the Board
Business Acquisition [Axis]
Notes payable
Business Combination, Consideration Transferred, Liabilities Incurred
Exercise price of options to purchase shares of common stock (in dollars per share)
Business Acquisition, Share Price
Acquisition
Business Acquisition [Line Items]
Acquired stock (as a percent)
Business Acquisition, Percentage of Voting Interests Acquired
Business Acquisition, Acquiree [Domain]
Acquisition
Purchase consideration
Business Combination, Consideration Transferred
Acquisition
Business Combination Disclosure [Text Block]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period
Cash and Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Description of Business and Summary of Significant Accounting Policies
Class of Stock [Line Items]
Class of Warrant or Right [Axis]
Class of Warrant or Right [Domain]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights
Number of Shares Subject to Warrant
Number of shares of common stock called by warrant
Warrants to purchase common and preferred stock (in shares)
Exercise Price (in dollars per share)
Class of Warrant or Right, Exercise Price of Warrants or Rights
Exercise price of warrant (in dollars per share)
Class of Warrant or Right [Line Items]
Warrants to purchase stock and preferred stock warrant liability
Class of Stock [Domain]
Class of Warrant or Right [Table]
Commitments and Contingencies
Commitments and contingencies
Commitments and Contingencies.
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common Stock [Member]
Common Stock
Common stock, $0.0001 par value; 127,836,592 and 500,000,000 shares authorized; 2,490,870 and 22,785,104 shares issued and outstanding at December 31, 2012 and December 31, 2013, respectively
Common Stock, Value, Issued
Common stock, shares issued
Common Stock, Shares, Issued
Common stock, shares authorized
Common Stock, Shares Authorized
Shares of common stock reserved for future issuance
Common Stock, Capital Shares Reserved for Future Issuance
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Components of provision (benefit) for income taxes
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred tax assets and (liabilities)
Components of Deferred Tax Assets and Liabilities [Abstract]
Comprehensive income (loss)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Concentrations of Risk
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Contract termination
Contract Termination [Member]
Conversion of redeemable convertible preferred stock to common stock
Conversion of Stock, Amount Converted
Conversion of shares to common stock
Number of shares converted
Conversion of Stock, Shares Converted
Converted into one share of common stock
Convertible Preferred Stock, Shares Issued upon Conversion
Cost of Revenue
Cost of Sales, Policy [Policy Text Block]
Cost of Revenue
Cost of revenue
Cost of revenue
Cost of Sales [Member]
State
Current State and Local Tax Expense (Benefit)
Current:
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Foreign
Current Foreign Tax Expense (Benefit)
Federal
Current Federal Tax Expense (Benefit)
Total current tax expense
Current Income Tax Expense (Benefit)
Variable interest rate basis
Debt Instrument, Description of Variable Rate Basis
Long-Term Obligations
Debt Instrument [Line Items]
Schedule of Long-term Debt Instruments [Table]
Basis spread on variable rate (as a percent)
Debt Instrument, Basis Spread on Variable Rate
Long-Term Obligations
Interest rate at the end of period (as a percent)
Debt Instrument, Interest Rate at Period End
Property, plant and equipment
Deferred Tax Assets, Property, Plant and Equipment
Deferred Tax Assets:
Deferred Tax Assets, Net of Valuation Allowance [Abstract]
Unrecognized deferred tax liabilities from temporary differences related to the investment in foreign subsidiary that would have been taxable if the Company repatriated the foreign earnings
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries
Total deferred tax liabilities
Deferred Tax Liabilities, Gross
Federal
Deferred Federal Income Tax Expense (Benefit)
Deferred offering costs
Deferred Offering Costs
Capitalized offering costs associated with the IPO
Deferred:
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Foreign
Deferred Foreign Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit)
Total deferred tax benefit
State
Deferred State and Local Income Tax Expense (Benefit)
Net deferred tax asset
Deferred Tax Assets, Net
Deferred revenue
Deferred Revenue, Current
Total deferred tax assets
Deferred Tax Assets, Gross
Stock-based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
Other
Deferred Tax Assets, Other
Reserves and accruals
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals
Inventories
Deferred Tax Assets, Inventory
Total deferred tax assets, net
Deferred Tax Assets, Net of Valuation Allowance
Research and development credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards, Research
Net operating loss carryforwards
Deferred Tax Assets, Operating Loss Carryforwards
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Deferred Tax Liabilities, Property, Plant and Equipment
Property and equipment
Deferred Tax Liabilities:
Deferred Tax Liabilities, Gross [Abstract]
Deferred Tax Liabilities, Undistributed Foreign Earnings
Undistributed earnings of foreign subsidiaries
Deposits
Deposits Assets, Noncurrent
Depreciation expense
Depreciation
Earnings Per Share, Basic and Diluted
Net income (loss) per common share, basic and diluted (in dollars per share)
Net Income (Loss) Per Share
Earnings Per Share, Policy [Policy Text Block]
Basic (in dollars per share)
Earnings Per Share, Basic
Diluted (in dollars per share)
Earnings Per Share, Diluted
Net income (loss) per common share:
Earnings Per Share [Abstract]
Effect of exchange rate changes on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations
Effective income tax rate (as a percent)
Effective Income Tax Rate Reconciliation, Percent
Reconciliation from the U.S. statutory federal income tax rate to the effective income tax rate
Effective Income Tax Rate Reconciliation, Percent [Abstract]
State taxes, net of federal benefit (as a percent)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Change in valuation allowance (as a percent)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Federal income tax rate (as a percent)
Meals and entertainment (as a percent)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Meals and Entertainment, Percent
Research and development credits (as a percent)
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent
Stock-based compensation (as a percent)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Percent
Other, net (as a percent)
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent
Deemed repatriation (as a percent)
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent
Compensation accruals
Employee-related Liabilities, Current
Total stock-based compensation expense
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Weighted-average period over which unrecognized compensation cost will be recognized
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Total unrecognized compensation cost related to non-vested stock option awards
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options
Equity Component [Domain]
Total
Estimate of Fair Value Measurement [Member]
Finite-lived intangible asset acquired
Finite-lived Intangible Assets Acquired
Measurement Frequency [Axis]
Expected volatility (as a percent)
Fair Value Assumptions, Expected Volatility Rate
Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss)
Change in fair value of liability recorded in other expense
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value, Hierarchy [Axis]
Liability Class [Axis]
Fair value
Fair Value, Net Asset (Liability) [Abstract]
Implied interest rate (as a percent)
Fair Value Inputs, Discount Rate
Measured on a recurring basis
Fair Value, Measurements, Recurring [Member]
Fair Value, Measurement Frequency [Domain]
Risk-free interest rate (as a percent)
Fair Value Assumptions, Risk Free Interest Rate
Asset Class [Axis]
Warrant liability expense
Fair Value Adjustment of Warrants
Change in fair value of warrant liability recorded in other expense
Fair Value by Liability Class [Domain]
Remaining contractual term
Fair Value Assumptions, Expected Term
Assumptions used to estimate fair value of warrants
Fair Value Assumptions and Methodology for Assets and Liabilities [Abstract]
Assumptions used for calculation of fair value of the warrant
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements
Dividend yield (as a percent)
Fair Value Assumptions, Expected Dividend Rate
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value
Balance at the beginning of the period
Balance at the end of the period
Fair Value Measurements
Fair Value Hierarchy [Domain]
Asset Class [Domain]
Fair Value of Financial Instruments
Fair Value of Financial Instruments, Policy [Policy Text Block]
Schedule of assumptions used for calculation of fair value of the warrant
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]
Fair Value Measurements
Fair Value Disclosures [Text Block]
Summary of change in value of the convertible preferred stock warrant liability
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Level 3
Fair Value, Inputs, Level 3 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Change in value of the convertible preferred stock warrant liability
Level 1
Fair Value, Inputs, Level 1 [Member]
Financial Liabilities Fair Value Disclosure
Other liabilities
Estimated life of intangible assets
Finite-Lived Intangible Asset, Useful Life
Intangible assets, gross
Finite-Lived Intangible Assets, Gross
Finite-Lived Intangible Assets [Line Items]
Intangible assets
Intangible assets, net
2016
Finite-Lived Intangible Assets, Amortization Expense, Year Three
Future amortization expense of acquired identifiable intangible assets
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization of finite-lived intangible assets
Less: accumulated amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Intangible assets, net
Finite-Lived Intangible Assets, Net
Intangible assets, net
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets by Major Class [Axis]
2014
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
2016
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2015
Finite-Lived Intangible Assets, Amortization Expense, Year Two
Foreign Currency Translation
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Foreign
Foreign Tax Authority [Member]
Furniture and fixtures
Furniture and Fixtures [Member]
Loss on disposal of property and equipment
Gain (Loss) on Disposition of Property Plant Equipment
General and Administrative Expense
General and administrative
General and administrative
General and Administrative Expense [Member]
Intangible Assets
Gross margin
Gross Profit
Impairment of Long-Lived Assets
Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block]
Income (loss) before income taxes:
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract]
CONSOLIDATED STATEMENTS OF OPERATIONS
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Income (loss) before income taxes
Total loss before income taxes
Income Statement Location [Axis]
Income Taxes
Income Tax Authority [Domain]
Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income Tax Authority [Axis]
Domestic
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Income Tax Disclosure [Text Block]
Income Taxes
Income Statement Location [Domain]
Income Tax Expense (Benefit)
Income tax expense
Total income tax expense
Income tax expense
Income Taxes Paid
Cash paid for taxes
Income Taxes
Income Tax, Policy [Policy Text Block]
Accounts receivable
Increase (Decrease) in Accounts Receivable
Increase (Decrease) in Stockholders' Equity
Increase (Decrease) in Temporary Equity [Roll Forward]
Accounts payable
Increase (Decrease) in Accounts Payable
Other long-term liabilities
Increase (Decrease) in Other Noncurrent Liabilities
Accrued liabilities
Increase (Decrease) in Accrued Liabilities
Deferred revenue
Increase (Decrease) in Deferred Revenue
Changes in assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Inventories
Increase (Decrease) in Inventories
Other assets
Increase (Decrease) in Other Operating Assets
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity
Assumed conversion of redeemable preferred stock into shares of common stock
Assumed conversion of convertible preferred stock into shares of common stock
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock
Intangible Assets
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Intangible Assets
Intangible Assets Disclosure [Text Block]
Interest Expense on Long-Term Obligations
Interest Expense [Abstract]
Interest Expense
Interest expense
Interest incurred
Interest expense recorded
Interest Expense, Debt
Interest Expense, Long-term Debt
Interest incurred
Cash paid for interest
Interest Paid
Federal
Internal Revenue Service (IRS) [Member]
Inventories
Inventory, Net
Total inventories
Finished goods
Inventory, Finished Goods, Net of Reserves
Inventory write-downs
Inventory Write-down
Inventories
Inventory, Net, Items Net of Reserve Alternative [Abstract]
Component parts
Inventory, Parts and Components, Net of Reserves
Inventories
Inventory, Policy [Policy Text Block]
Inventories
Inventory Disclosure [Abstract]
Investment Income, Interest
Interest income
Investors
Investor [Member]
LIBOR
London Interbank Offered Rate (LIBOR) [Member]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Leasehold improvements
Leasehold Improvements [Member]
Leases, Operating [Abstract]
Operating Leases
Total current liabilities
Liabilities, Current
Total liabilities, redeemable convertible preferred stock and stockholders' equity (deficit)
Liabilities and Equity
Current liabilities:
Liabilities, Current [Abstract]
Total liabilities
Liabilities
Liabilities, redeemable convertible preferred stock and stockholders' equity (deficit)
Liabilities and Equity [Abstract]
Commitment fee for quarterly unused capacity (as a percent)
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage
Maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Borrowings outstanding
Line of Credit Facility, Amount Outstanding
Annual commitment fee
Line of Credit Facility, Commitment Fee Amount
Current borrowing capacity
Line of Credit Facility, Current Borrowing Capacity
Litigation Settlement, Expense
Litigation settlement
Early termination penalty recorded as Litigation Settlement
Total
Long-term Debt
2014
Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year
2015
Long-term Debt, Maturities, Repayments of Principal in Year Two
Long-term Debt, Maturities, Repayments of Principal in Year Four
2017
2016
Long-term Debt, Maturities, Repayments of Principal in Year Three
Future principal payments
Long-term Debt, Fiscal Year Maturity [Abstract]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months
2014
Notes payable
Notes Payable, Noncurrent
Loss Contingency, Nature [Domain]
Loss Contingencies [Table]
Legal Matters
Loss Contingencies [Line Items]
Loss Contingency Nature [Axis]
Advertising
Marketing and Advertising Expense [Abstract]
Maximum [Member]
Maximum
Minimum [Member]
Minimum
Money market funds
Money Market Funds [Member]
Changes in the product warranty liability
Movement in Standard Product Warranty Accrual [Roll Forward]
Financing activities
Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]
Operating activities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]
Net increase in cash and cash equivalents
Net Cash Provided by (Used in) Continuing Operations
Net income (loss)
Net Income (Loss) Available to Common Stockholders, Basic
Net income (loss)
Net income (loss)
Net loss
Net cash (used in) provided by operating activities
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Numerator:
Net Income (Loss) Available to Common Stockholders, Basic [Abstract]
Net cash provided by financing activities
Net Cash Provided by (Used in) Financing Activities, Continuing Operations
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities, Continuing Operations
Investing activities
Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]
Recent Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Supplemental schedule of non-cash investing and financing activities
Noncash Investing and Financing Items [Abstract]
Nonoperating Income (Expense)
Total other income (expense)
Nonoperating Income (Expense) [Abstract]
Other income (expense):
Current portion of notes payable
Notes Payable, Current
Number of operating segments
Number of Operating Segments
Operating Leases, Future Minimum Payments, Due Thereafter
Thereafter
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Future minimum rental payments
Operating Expenses [Abstract]
Operating expenses:
Operating Leases, Future Minimum Payments, Due in Four Years
2017
Operating Expenses
Total operating expenses
Operating Leases, Future Minimum Payments, Due in Five Years
2018
Operating Leases, Future Minimum Payments, Due in Three Years
2016
Operating Leases, Rent Expense, Net
Rental expense
2014
Operating Leases, Future Minimum Payments Due, Next Twelve Months
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year
2014
Operating Income (Loss)
Income (loss) from operations
Operating Leases, Future Minimum Payments, Due in Two Years
2015
Operating Leased Assets [Line Items]
Operating Leases
Operating Leases, Future Minimum Payments Due
Total
Net operating losses
Operating Loss Carryforwards
Description of Business and Summary of Significant Accounting Policies
Description of Business and Summary of Significant Accounting Policies
Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]
Other Commitment, Due in Next Twelve Months
2014
2015
Other Commitment, Due in Second Year
Settlement Obligation
Other Commitments [Abstract]
2013
Other Commitments, Future Minimum Payments, Remainder of Fiscal Year
2016
Other Commitment, Due in Third Year
Other Commitments [Table Text Block]
Schedule of future annual payments on the settlement obligations
Total
Other Commitment
2017
Other Commitment, Due in Fourth Year
Future annual payments on the settlement obligations
Other Commitment, Fiscal Year Maturity [Abstract]
Other assets
Other Assets, Noncurrent
Other assets total
Other assets
Other Assets [Abstract]
Other expense
Other Nonoperating Expense
Other income
Other Nonoperating Income
Other Nonoperating Income (Expense)
Other income (expense)
Other long-term liabilities
Other Liabilities, Noncurrent
Other accrued liabilities
Other Accrued Liabilities, Current
Other comprehensive income (loss):
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Foreign currency translation adjustment
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent
Total other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Other comprehensive income (loss)
Prime rate
Prime Rate [Member]
Cash payment
Payments to Acquire Businesses, Gross
Business acquisition
Purchases of property and equipment
Payments to Acquire Property, Plant, and Equipment
Offering expenses
Payments of Stock Issuance Costs
Cash payment for acquisition of intangible assets
Payments to Acquire Intangible Assets
Plan Name [Domain]
Plan Name [Axis]
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share
Preferred stock dividend declared (in dollars per share)
Preferred Stock, Dividends Per Share, Declared
Preferred stock, $0.0001 par value, no and 25,000,000 shares authorized; no shares issued and outstanding at December 31, 2012 and December 31, 2013, respectively
Preferred Stock, Value, Issued
Preferred stock, shares issued
Preferred Stock, Shares Issued
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Dividend rate per share per year (in dollars per share)
Preferred Stock, Dividend Rate, Per-Dollar-Amount
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Convertible preferred stock
Preferred Stock [Member]
Prepaid Expense, Noncurrent
Amount under the agreement recorded in other assets
Prepaid licensing
Prepaid expenses and other current assets
Prepaid Expense and Other Assets, Current
Reclassifications
Reclassification, Policy [Policy Text Block]
Net repayment of revolving line of credit
Proceeds from (Repayments of) Lines of Credit
Proceeds from notes payable
Proceeds from Notes Payable
Net proceeds from IPO
Proceeds from issuance of common stock, net of issuance costs
Proceeds from Issuance Initial Public Offering
Proceeds from redeemable preferred stock and the common stock warrants
Proceeds from Issuance of Redeemable Convertible Preferred Stock
Proceeds from exercise of options for common stock
Proceeds from Stock Options Exercised
Estimated useful lives
Property, Plant and Equipment, Useful Life
Property and equipment, gross
Property, Plant and Equipment, Gross
Property and Equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Property and equipment, net
Property, Plant and Equipment, Net
Property and equipment, net
Schedule of property and equipment, net
Property, Plant and Equipment [Table Text Block]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Axis]
Property and equipment, net
Property, Plant and Equipment [Line Items]
Property and equipment
Provision for doubtful accounts
Provision
Provision for Doubtful Accounts
Purchase Obligation
Non-cancellable purchase commitments
Range [Axis]
Range [Domain]
Reconciliation of the changes in the gross balance of unrecognized tax benefits, excluding interest and penalties
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Redeemable Convertible Preferred Stock
Redeemable Convertible Preferred Stock [Member]
Redeemable convertible preferred stock
Related Party Transactions
Related Party Transactions Disclosure [Text Block]
Related Party Transactions
Related Party Transaction [Line Items]
Related Party [Axis]
Related Party [Domain]
Related Party Transactions
Repayment of notes payable
Repayments of Notes Payable
Research and Development Expense
Research and development
Research and development
Research and Development Expense [Member]
Research and Development
Research and Development Expense, Policy [Policy Text Block]
Retained Earnings [Member]
Accumulated Deficit
Accumulated deficit
Retained Earnings (Accumulated Deficit)
Schedule of revenue from U.S., Canadian and all other international dealers and distributors combined
Revenue from External Customers by Geographic Areas [Table Text Block]
Revenue Recognition
Revenue Recognition, Policy [Policy Text Block]
Revenue from product sales
Revenue from Related Parties
Revenues
Revenue
Total revenue
Revenue from U.S., Canadian and all other international dealers and distributors combined
Revenues from External Customers and Long-Lived Assets [Line Items]
Revolving credit facility
Revolving Credit Facility [Member]
Concentrations of Risk
Risks and Uncertainties [Abstract]
Non-vested options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares
Options Exercisable
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Accelerated vesting of stock options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Accelerated Vesting, Number
Expected term
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Weighted-Average Remaining Contractual Life
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Remaining Contractual Term
Forfeited (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value
Weighted Average Exercise Price (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price
Vested during the period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares
Non-vested options (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Life of options granted
Vested during the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value
Exercisable options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Outstanding options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term
Weighted-Average Remaining Contractual Life
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Schedule of amortization of finite-lived intangible assets
Scenario, Unspecified [Domain]
Schedule of changes in the product warranty liability
Schedule of Product Warranty Liability [Table Text Block]
Schedule of other assets
Schedule of Other Assets [Table Text Block]
Schedule of changes in the allowance for doubtful accounts
Schedule of Credit Losses for Financing Receivables, Current [Table Text Block]
Schedule of fair value of financial instruments measured on a recurring basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Schedule of anti-dilutive weighted-average common stock equivalents excluded from the calculation of diluted net income (loss) per share
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Summary of stock option activity
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Summary of aggregate intrinsic-value of options exercised, outstanding and exercisable
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value [Table Text Block]
Schedule of Revenues from External Customers and Long-Lived Assets [Table]
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Schedule of assumptions used to estimate fair value of option awards
Schedule of components of provision for income taxes
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Maturities of Long-term Debt [Table Text Block]
Schedule of future principal payments on outstanding term borrowings
Schedule of inventories
Schedule of Inventory, Current [Table Text Block]
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of reconciliation from the U.S. statutory federal income tax rate to the effective income tax rate
Schedule of domestic and foreign components of net income (loss) before income tax expense
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of deferred tax assets and (liabilities)
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Schedule of reconciliation of the changes in the gross balance of unrecognized tax benefits, excluding interest and penalties
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Schedule of accrued liabilities
Schedule of Accrued Liabilities [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of future minimum rental payments required under non-cancelable operating leases
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Schedule of revenue from product sales to companies affiliated with investors
Schedule of Related Party Transactions [Table Text Block]
Schedule of reconciliation of the numerator and denominator used in the calculation of basic and diluted net income (loss) per share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Schedule of intangible assets, net
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Operating Leased Assets [Table]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]
Schedule of total stock-based compensation expense classified in statements of operations
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Schedule of Related Party Transactions, by Related Party [Table]
Property, Plant and Equipment [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]
Schedule of Stock by Class [Table]
Summary of warrants to purchase common and preferred stock
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
Summary of stock options outstanding and exercisable
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Term borrowings
Secured Debt [Member]
Segment Reporting
Segment Reporting [Abstract]
Segment Reporting
Segment Reporting, Policy [Policy Text Block]
Geographical [Domain]
Selling and Marketing Expense
Sales and marketing
Sales and marketing
Selling and Marketing Expense [Member]
Weighted Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Granted (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Forfeited (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Expected volatility, maximum (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum
Expected volatility, minimum (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum
Stock-based compensation
Share-based Compensation
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum
Risk-free rate, maximum (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Vesting period
Granted (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock price (in dollars per share)
Share Price
Offering price (in dollars per share)
Expired (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price
Risk-free rate, minimum (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum
Exercised (in dollars per share)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Exercisable options at the end of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Expected dividends (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Expired (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period
Forfeited (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
Exercisable options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
Weighted-Average Remaining Contractual Life
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Stock options under the 2003 Plan, reserved for future grant (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Options Exercised
Expected volatility (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Number of shares available for issuance
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Risk-free rate (as a percent)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Assumptions used to estimate fair value of stock options
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Granted (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Balance at the beginning of the period (in dollars per share)
Balance at the end of the period (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Stock-Based Compensation
Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]
Stock options under the 2003 Plan, options outstanding (in shares)
Balance at the beginning of the period (in shares)
Balance at the end of the period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit)
Vested and expected to vest at the end of the period (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Options Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Exercise Price Range [Axis]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
Shares Subject to Options Outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Equity Award [Domain]
Range of Exercise Price, low end of range (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit
Vested and expected to vest (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Number of Underlying Shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options
Number of Underlying Shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options
Range of Exercise Price, high end of range (in dollars per share)
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit
Balance (in shares)
Balance (in shares)
Shares, Issued
Balance (in shares)
Warranty claims
Standard Product Warranty Accrual, Payments
Warranty costs accrued
Standard Product Warranty Accrual, Warranties Issued
Balance at beginning of period
Balance at end of period
Standard Product Warranty Accrual
Product Warranty
Standard Product Warranty Disclosure [Abstract]
Product Warranty
Standard Product Warranty, Policy [Policy Text Block]
State
State and Local Jurisdiction [Member]
Scenario [Axis]
Statement [Table]
Statement
Statement [Line Items]
CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT)
Geographical [Axis]
CONSOLIDATED STATEMENTS OF CASH FLOWS
Equity Components [Axis]
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
CONSOLIDATED BALANCE SHEETS
Class of Stock [Axis]
Stock Issued During Period, Shares, Period Increase (Decrease)
Issuance of common stock in exchange for services (in shares)
Stock Issued During Period, Shares, Issued for Services
Stock Issued During Period, Value, Stock Options Exercised
Issuance of common stock upon exercise of stock options
Conversion of redeemable convertible preferred stock into common stock
Stock Issued During Period, Value, Conversion of Convertible Securities
Issuance of common stock in exchange for services
Stock Issued During Period, Value, Issued for Services
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Exercised (in shares)
Issuance of common stock upon exercise of stock options (in shares)
Common stock sold and issued in IPO (in shares)
Stock Issued During Period, Shares, New Issues
Issuance of common stock, net of issuance costs (in shares)
Options to purchase common stock
Equity Option [Member]
Preferred stock outstanding automatically converted into shares of common stock
Stock Issued During Period, Shares, Conversion of Convertible Securities
Conversion of redeemable convertible preferred stock into common stock (in shares)
Issuance of common stock, net of issuance costs
Stock Issued During Period, Value, New Issues
Stockholders' equity (deficit):
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders' Equity, Period Increase (Decrease)
Total stockholders' equity (deficit)
Stockholders' Equity Attributable to Parent
Balance
Balance
Reverse stock split of outstanding common stock
Stockholders' Equity Note, Stock Split, Conversion Ratio
Subsequent Events
Subsequent Events [Text Block]
Subsequent Events
Subsequent Event [Table]
Subsequent events
Subsequent Event [Line Items]
Subsequent event
Subsequent Event [Member]
Subsequent Event Type [Domain]
Subsequent Event Type [Axis]
Balance Sheet Components
Supplemental Balance Sheet Disclosures [Text Block]
Supplemental disclosure of cash flow information
Supplemental Cash Flow Information [Abstract]
Transaction Type [Axis]
Transaction [Domain]
Tax credit carryforwards
Tax Credit Carryforward, Amount
Acquired software technology
Technology-Based Intangible Assets [Member]
Acquired technology
Redeemable convertible preferred stock, shares outstanding
Temporary Equity, Shares Outstanding
Shares Outstanding
Convertible preferred stock, issued and outstanding (as-if-converted basis) (in shares)
Redeemable convertible preferred stock, par value (in dollars per share)
Temporary Equity, Par or Stated Value Per Share
Issuance of Series H redeemable convertible preferred stock for cash in February 2011, net of issuance costs of $211
Temporary Equity, Stock Issued During Period, Value, New Issues
Carrying value of redeemable preferred stock
Temporary Equity, Carrying Amount, Attributable to Parent
Redeemable convertible preferred stock, $0.0001 par value; 83,163,408 and no shares authorized; 15,293,960 and no shares issued and outstanding at December 31, 2012 and December 31, 2013, respectively; aggregate liquidation preference of $118,150 and $0 at December 31, 2012 and December 31, 2013, respectively
Balance
Balance
Per Share Preference (in dollars per share)
Temporary Equity, Liquidation Preference Per Share
Schedule of redeemable convertible preferred stock
Temporary Equity [Table Text Block]
Temporary Equity [Line Items]
Statement
Redeemable Convertible Preferred Stock
Shares Authorized
Redeemable convertible preferred stock, shares authorized
Temporary Equity, Shares Authorized
Redeemable convertible preferred stock, shares issued
Temporary Equity, Shares Issued
Shares Issued
Balance (in shares)
Balance (in shares)
Redemption price per share (in dollars per share)
Temporary Equity, Redemption Price Per Share
Redeemable convertible preferred stock, aggregate liquidation preference value (in dollars)
Temporary Equity, Liquidation Preference
Aggregate Liquidation Preference
Temporary Equity, by Class of Stock [Table]
Temporary Equity, Carrying Amount, Period Increase (Decrease)
Title of Individual [Axis]
Relationship to Entity [Domain]
Allowance for Doubtful Accounts
Trade and Other Accounts Receivable, Policy [Policy Text Block]
Undistributed foreign earning
Undistributed Earnings of Foreign Subsidiaries
Current year additions
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Unrecognized tax benefits that would, if recognized, impact the Company's effective income tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Balance at the beginning of the period
Balance at the end of the period
Unrecognized Tax Benefits
Unsecured notes payable
Unsecured Debt [Member]
Use of Accounting Estimates
Use of Estimates, Policy [Policy Text Block]
Increase (decrease) in net valuation allowance
Valuation Allowance, Deferred Tax Asset, Change in Amount
Variable Rate [Domain]
Variable Rate [Axis]
Effect of dilutive securities-stock options, convertible preferred stock, and warrants to purchase common stock and preferred stock (in shares)
Weighted Average Number Diluted Shares Outstanding Adjustment
Denominator:
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Weighted-average number of shares:
Weighted average common stock outstanding for basic net income (loss) per common share (in shares)
Weighted Average Number of Shares Outstanding, Basic
Basic (in shares)
Weighted Average Number of Shares Outstanding, Basic and Diluted
Weighted-average number of shares, basic and diluted (in shares)
Weighted average common stock outstanding for basic net income per common share
Weighted average common shares and dilutive securities outstanding
Weighted Average Number of Shares Outstanding, Diluted
Diluted (in shares)