Revenue (Tables)
 3 Months Ended
Mar. 31, 2018
Revenue from Contract with Customer [Abstract]  
Schedule of New Accounting Pronouncements and Changes in Accounting Principles
The following schedule summarizes the impacts from the adoption of the new revenue recognition standard on our condensed consolidated balance sheets as of March 31, 2018:
 
March 31, 2018
 
December 31, 2017
 
As Reported
(ASC 606)

Impacts from Adoption

Without Adoption
(ASC 605)

As Reported
(ASC 605)
 
(in thousands)
Assets
 
 
 
 
 
 
 
Current assets
 
 
 
 
 
 
 
Cash and cash equivalents
$
623,994

 
$
—

 
$
623,994

 
$
627,878

Short-term investments
241,652

 
—

 
241,652

 
226,787

Accounts receivable, net
132,611

 
—

 
132,611

 
203,366

Prepaid expenses and other current assets
98,461

 
(68,249
)
 
30,212

 
30,514

Income taxes receivable
883

 
—

 
883

 
673

Total current assets
1,097,601

 
(68,249
)
 
1,029,352

 
1,089,218

Long-term investments
157,497

 
—

 
157,497

 
148,364

Property and equipment, net
101,121

 
—

 
101,121

 
106,753

Goodwill
35,083

 
—

 
35,083

 
35,083

Deferred income taxes
4,215

 
1,589

 
5,804

 
5,287

Other long-term assets
35,139

 
(21,264
)
 
13,875

 
14,090

Total assets
$
1,430,656

 
$
(87,924
)
 
$
1,342,732

 
$
1,398,795

Liabilities and stockholders' equity

 
 
 
 
 

Current liabilities

 

 
 
 

Accounts payable
$
2,817

 
$
—

 
$
2,817

 
$
4,448

Accrued compensation and employee-related benefits
81,268

 
—

 
81,268

 
96,390

Other accrued liabilities
41,935

 
—

 
41,935

 
37,722

Income taxes payable
4,467

 
1,826

 
6,293

 
4,743

Deferred revenue
314,698

 
104,407

 
419,105

 
419,426

Total current liabilities
445,185

 
106,233

 
551,418

 
562,729

Deferred revenue
21,687

 
5,521

 
27,208

 
28,058

Other long-term liabilities
53,911

 
(746
)
 
53,165

 
54,385

Total liabilities
520,783

 
111,008

 
631,791

 
645,172

Stockholders' equity
 
 
 
 
 
 
 
Common stock
8

 
—

 
8

 
8

Additional paid-in capital
1,205,459

 
—

 
1,205,459

 
1,168,563

Accumulated other comprehensive loss
(10,571
)
 
(1,972
)
 
(12,543
)
 
(11,991
)
Accumulated deficit
(285,023
)
 
(196,960
)
 
(481,983
)
 
(402,957
)
Total stockholders' equity
909,873

 
(198,932
)
 
710,941

 
753,623

Total liabilities and stockholders' equity
$
1,430,656

 
$
(87,924
)
 
$
1,342,732

 
$
1,398,795


Condensed Consolidated Statements of Operations (Unaudited) - Reconciliation of the Impacts from the Adoption of the New Revenue Recognition Standard
The following schedule summarizes the impacts from the adoption of the new revenue recognition standard on our condensed consolidated statement of operations for the three months ended March 31, 2018:
 
Three Months Ended March 31,
 
2018
 
2017
 
As Reported
(ASC 606)
 
Impacts from Adoption
 
Without Adoption
(ASC 605)
 
As Reported
(ASC 605)
 
(in thousands)
Revenues
 
 
 
 
 
 
 
License
$
108,793

 
$
(3,127
)
 
$
105,666

 
$
97,244

Maintenance and services
137,414

 
(19,036
)
 
118,378

 
102,662

Total revenues
246,207

 
(22,163
)
 
224,044

 
199,906

Cost of revenues

 
 
 
 
 

License
3,954

 
(52
)
 
3,902

 
3,267

Maintenance and services
28,471

 
61

 
28,532

 
23,388

Total cost of revenues
32,425

 
9

 
32,434

 
26,655

Gross profit
213,782

 
(22,172
)
 
191,610

 
173,251

Operating expenses

 
 
 
 
 

Sales and marketing
138,406

 
4,607

 
143,013

 
118,018

Research and development
93,505

 
—

 
93,505

 
84,302

General and administrative
32,250

 
—

 
32,250

 
24,445

Total operating expenses
264,161

 
4,607

 
268,768

 
226,765

Operating loss
(50,379
)
 
(26,779
)
 
(77,158
)
 
(53,514
)
Other income, net
1,462

 
(38
)
 
1,424

 
1,225

Loss before income tax expense (benefit)
(48,917
)
 
(26,817
)
 
(75,734
)
 
(52,289
)
Income tax expense (benefit)
(2,445
)
 
5,737

 
3,292

 
2,358

Net loss
$
(46,472
)
 
$
(32,554
)
 
$
(79,026
)
 
$
(54,647
)
Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - Reconciliation of the Impacts from the Adoption of the New Revenue Recognition Standard
The following schedule summarizes the impacts from the adoption of the new revenue recognition standard on our condensed consolidated statement of comprehensive loss for the three months ended March 31, 2018:
 
Three Months Ended March 31,
 
2018
 
2017
 
As Reported
(ASC 606)

Impacts from Adoption

Without Adoption
(ASC 605)

As Reported
(ASC 605)
 
(in thousands)
Net loss
$
(46,472
)
 
$
(32,554
)
 
$
(79,026
)
 
$
(54,647
)
Other comprehensive income (loss), net of tax:
 
 
 
 
 
 
 
Foreign currency translation
586

 
(289
)
 
297

 
(824
)
Net unrealized loss on available-for-sale securities
(849
)
 
—

 
(849
)
 
—

Comprehensive loss
$
(46,735
)
 
$
(32,843
)
 
$
(79,578
)
 
$
(55,471
)
Condensed Consolidated Statements of Cash Flows (Unaudited) - Reconciliation of the Impacts from the Adoption of the New Revenue Recognition Standard
The following schedule summarizes the impacts from the adoption of the new revenue recognition standard on our condensed consolidated statement of cash flows for the three months ended March 31, 2018:
 
Three Months Ended March 31,
 
2018
 
2017
 
As Reported
(ASC 606)
 
Impacts from Adoption
 
Without Adoption
(ASC 605)
 
As Reported
(ASC 605)
 
(in thousands)
Operating activities
 
 
 
 
 
 
 
Net loss
$
(46,472
)
 
$
(32,554
)
 
$
(79,026
)
 
$
(54,647
)
Adjustments to reconcile net loss to net cash provided by operating activities
 
 
 
 
 
 
 
Depreciation and amortization expense
9,647

 
—

 
9,647

 
13,435

Amortization of premiums on investments, net
118

 
—

 
118

 
—

Stock-based compensation expense
55,763

 
—

 
55,763

 
49,195

Deferred income taxes
(4,226
)
 
3,869

 
(357
)
 
128

Changes in operating assets and liabilities

 

 
 
 

Accounts receivable, net
73,012

 
—

 
73,012

 
76,878

Prepaid expenses and other assets
(22,891
)
 
23,230

 
339

 
11,270

Income taxes receivable
(194
)
 
—

 
(194
)
 
6

Deferred revenue
(7,507
)
 
3,521

 
(3,986
)
 
4,008

Accounts payable and accrued liabilities
(4,279
)
 
—

 
(4,279
)
 
(16,620
)
Income taxes payable
(356
)
 
1,825

 
1,469

 
842

Net cash provided by operating activities 
52,615

 
(109
)
 
52,506

 
84,495

Investing activities
 
 
 
 
 
 
 
Purchases of property and equipment
(5,251
)
 
—

 
(5,251
)
 
(23,238
)
Purchases of investments
(102,450
)
 
—

 
(102,450
)
 
—

Maturities of investments
77,385

 
—

 
77,385

 
—

Sales of investments
99

 
—

 
99

 
—

Net cash used in investing activities
(30,217
)
 
—

 
(30,217
)
 
(23,238
)
Financing activities
 
 
 
 
 
 
 
Proceeds from issuance of common stock
2,492

 
—

 
2,492

 
4,309

Repurchases of common stock
(30,007
)
 
—

 
(30,007
)
 
(20,008
)
Net cash used in financing activities
(27,515
)
 
—

 
(27,515
)
 
(15,699
)
Effect of exchange rate changes on cash and cash equivalents
1,233

 
109

 
1,342

 
374

Net increase (decrease) in cash and cash equivalents
(3,884
)
 
—

 
(3,884
)
 
45,932

Cash and cash equivalents
 
 
 
 
 
 
 
Beginning of period
627,878

 
—

 
627,878

 
908,717

End of period
$
623,994

 
$
—

 
$
623,994

 
$
954,649


The following table presents the computation of basic and diluted net loss per share for the three months ended March 31, 2018 and 2017 and includes additional information regarding the impacts from the adoption of the new revenue recognition standard for the three months ended March 31, 2018:
 
Three Months Ended March 31,
 
2018
 
2017
 
As Reported
(ASC 606)
 
Impacts from Adoption
 
Without Adoption
(ASC 605)
 
As Reported
(ASC 605)
 
(in thousands, except per share amounts)
Net loss per share - basic and diluted
 
 
 
 
 
 
 
Net loss
$
(46,472
)
 
$
(32,554
)
 
$
(79,026
)
 
$
(54,647
)
Weighted average shares outstanding used to compute basic and diluted net loss per share
81,039

 


 
81,039

 
77,416

Net loss per share - basic and diluted
$
(0.57
)
 


 
$
(0.98
)
 
$
(0.71
)
Contract with Customer, Asset and Liability
A summary of the activity impacting our contract assets during the three months ended March 31, 2018 is presented below:
 
Contract Assets
 
(in thousands)
Balances at December 31, 2017
$
—

Adoption of ASC 606
40,854

Contract assets transferred to receivables
(1,315
)
Additions to contract assets
21,127

Balances at March 31, 2018
$
60,666

As of March 31, 2018, our contract assets are expected to be transferred to receivables within the next 12 months and therefore are included in other current assets. There were no impairments of contract assets during the three months ended March 31, 2018.
A summary of the activity impacting our deferred revenue balances during the three months ended March 31, 2018 is presented below:
 
Deferred Revenue
 
(in thousands)
Balances at December 31, 2017
$
447,484

Adoption of ASC 606
(105,933
)
Deferred revenue recognized
(120,820
)
Additional amounts deferred
115,654

Balances at March 31, 2018
$
336,385

Assets Recognized from the Costs to Obtain our Contracts with Customers
We recognize an asset for the incremental costs of obtaining a contract with a customer if we expect the benefit of those costs to be longer than one year. We amortize these deferred costs proportionate with related revenues over four years.
A summary of the activity impacting our deferred contract costs during the three months ended March 31, 2018 is presented below:
 
Deferred Contract Costs
 
(in thousands)
Balances at December 31, 2017
$
—

Adoption of ASC 606
25,489

Additional contract costs deferred
6,736

Amortization of deferred contract costs
(2,048
)
Balances at March 31, 2018
$
30,177