Commitments and Contingencies - Additional Information (Detail)
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1 Months Ended |
12 Months Ended |
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Mar. 31, 2015
USD ($)
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Feb. 28, 2015 |
Dec. 31, 2016
USD ($)
ft²
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Dec. 31, 2015
USD ($)
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Dec. 31, 2014
USD ($)
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Apr. 29, 2014
USD ($)
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| Commitment And Contingencies [Line Items] |
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| Area of corporate headquarters and manufacturing facility | ft² |
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57,000
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| Extended lease term |
Apr. 30, 2020
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| Provisions for tenant improvement allowance, maximum |
$ 398,000
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| Capital lease agreement term for information technology equipment |
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30 months
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| Future minimum lease payments under capital lease, borrowing rate |
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1.60%
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| Future minimum lease payments under capital lease including net minimum lease payment for year ended December 31, 2017 |
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$ 159,000
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| Accrued capital lease obligations, current position |
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159,000
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$ 167,000
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| Capital lease obligation, long-term |
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0
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159,000
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| Rent expense |
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1,000,000
|
1,000,000
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$ 1,000,000
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| Purchase commitments pending |
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18,000,000
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| Litigation Settlement Amount Receivable Non-Current |
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825,000
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| Receivable For Legal Settlements On First Anniversary |
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275,000
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| Receivable For Legal Settlements On Second Anniversary |
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275,000
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| Receivable For Legal Settlements On Third Anniversary |
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275,000
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| Litigation Settlement Amount Receivable Current |
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550,000
|
|
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| Litigation Settlement Receivable |
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1,400,000
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|
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| Litigation Expense Recovered |
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731,000
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| Settlement Expense For Dismissal of Patent Infringement Lawsuit Recovered |
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68,000
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| Legal settlement at present value |
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1,200,000
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| Deferred revenue |
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$ 3,033,000
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3,297,000
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| Foregoing litigation settlement, description |
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As part of the settlement, Fotona agreed to pay the Company a total of $1.4 million, with $550,000 payable within 10 days of March 24, 2015 and the remaining, $825,000 payable in three increments of $275,000 each to be paid no later than the first, second, and third anniversary of the effective date of the agreement.
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| Licensing Agreements United States |
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| Commitment And Contingencies [Line Items] |
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| License period |
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3 years
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| Licensing Agreements Outside of United States |
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| Commitment And Contingencies [Line Items] |
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| License period |
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5 years
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| Settled Litigation |
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| Commitment And Contingencies [Line Items] |
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| Deferred revenue |
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$ 379,000
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| Employee Arrangements and Other Compensation |
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| Commitment And Contingencies [Line Items] |
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| Change in control, if occurs, may require severance benefits payable |
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$ 1,300,000
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1,600,000
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| Accrued for performance bonuses |
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$ 67,000
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$ 248,000
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