Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity

v3.20.2
Condensed Consolidated Statements of Stockholders' Equity - USD ($)
Total
Adjustment
Common Stock
Additional paid in capital
Accumulated other comprehensive income (loss)
Retained earnings
Retained earnings
Adjustment
Balance at beginning of period (shares) at Dec. 31, 2018     20,765,000        
Balance at beginning of period at Dec. 31, 2018 $ 560,914,000   $ 21,000 $ 791,114,000 $ (1,024,000) $ (229,197,000)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     135,000        
Issuance of common stock under employee stock compensation plans, net (991,000)     (991,000)      
Share-based compensation 5,347,000     5,347,000      
Repurchase of common stock (shares)     (1,236,000)        
Repurchase of common stock (151,585,000)   $ (1,000) (151,584,000)      
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax 230,000       230,000    
Foreign currency translation adjustment 291,000       291,000    
Other tax adjustments (569,000)     (569,000)      
Net income (loss) 666,337,000         666,337,000  
Balance at end of period (shares) at Mar. 31, 2019     19,664,000        
Balance at end of period at Mar. 31, 2019 1,079,974,000   $ 20,000 643,317,000 (503,000) 437,140,000  
Balance at beginning of period (shares) at Dec. 31, 2018     20,765,000        
Balance at beginning of period at Dec. 31, 2018 560,914,000   $ 21,000 791,114,000 (1,024,000) (229,197,000)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income (loss) 636,667,000            
Balance at end of period (shares) at Sep. 30, 2019     17,563,000        
Balance at end of period at Sep. 30, 2019 850,581,000   $ 17,000 444,587,000 (1,493,000) 407,470,000  
Balance at beginning of period (shares) at Mar. 31, 2019     19,664,000        
Balance at beginning of period at Mar. 31, 2019 1,079,974,000   $ 20,000 643,317,000 (503,000) 437,140,000  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     17,000        
Issuance of common stock under employee stock compensation plans, net 740,000     740,000      
Share-based compensation 6,571,000     6,571,000      
Repurchase of common stock (shares)     (291,000)        
Repurchase of common stock (33,717,000)   $ (1,000) (33,716,000)      
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax 503,000       503,000    
Foreign currency translation adjustment (542,000)       (542,000)    
Other tax adjustments 2,343,000     2,343,000      
Net income (loss) (14,419,000)         (14,419,000)  
Balance at end of period (shares) at Jun. 30, 2019     19,390,000        
Balance at end of period at Jun. 30, 2019 1,041,453,000   $ 19,000 619,255,000 (542,000) 422,721,000  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     7,000        
Issuance of common stock under employee stock compensation plans, net 199,000     199,000      
Share-based compensation 6,297,000     6,297,000      
Repurchase of common stock (shares)     (1,834,000)        
Repurchase of common stock (181,188,000)   $ (2,000) (181,186,000)      
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax (187,000)       (187,000)    
Foreign currency translation adjustment (764,000)       (764,000)    
Other tax adjustments 22,000     22,000      
Net income (loss) (15,251,000)         (15,251,000)  
Balance at end of period (shares) at Sep. 30, 2019     17,563,000        
Balance at end of period at Sep. 30, 2019 850,581,000   $ 17,000 444,587,000 (1,493,000) 407,470,000  
Balance at beginning of period (shares) at Dec. 31, 2019     16,823,000        
Balance at beginning of period at Dec. 31, 2019 767,232,000 $ (5,167,000) $ 17,000 367,326,000 (216,000) 400,105,000 $ (5,167,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     105,000        
Issuance of common stock under employee stock compensation plans, net (1,008,000)     (1,008,000)      
Share-based compensation 5,653,000     5,653,000      
Repurchase of common stock (shares)     (878,000)        
Repurchase of common stock (73,287,000)   $ (1,000) (73,286,000)      
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax (2,772,000)       (2,772,000)    
Foreign currency translation adjustment (1,879,000)       (1,879,000)    
Reacquisition of equity due to 2023 debt extinguishment, net of tax (2,745,000)     (2,745,000)      
Net income (loss) (24,131,000)         (24,131,000)  
Balance at end of period (shares) at Mar. 31, 2020     16,050,000        
Balance at end of period at Mar. 31, 2020 $ 661,896,000   $ 16,000 295,940,000 (4,867,000) 370,807,000  
Accounting Standards Update us-gaap:AccountingStandardsUpdate201613Member            
Balance at beginning of period (shares) at Dec. 31, 2019     16,823,000        
Balance at beginning of period at Dec. 31, 2019 $ 767,232,000 $ (5,167,000) $ 17,000 367,326,000 (216,000) 400,105,000 $ (5,167,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income (loss) (8,746,000)            
Balance at end of period (shares) at Sep. 30, 2020     16,091,000        
Balance at end of period at Sep. 30, 2020 697,824,000   $ 16,000 313,057,000 (1,441,000) 386,192,000  
Balance at beginning of period (shares) at Mar. 31, 2020     16,050,000        
Balance at beginning of period at Mar. 31, 2020 661,896,000   $ 16,000 295,940,000 (4,867,000) 370,807,000  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     21,000        
Issuance of common stock under employee stock compensation plans, net 1,128,000     1,128,000      
Share-based compensation 7,359,000     7,359,000      
Repurchase of common stock 0            
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax 2,742,000       2,742,000    
Foreign currency translation adjustment (185,000)       (185,000)    
Reacquisition of equity due to 2023 debt extinguishment, net of tax (23,000)     (23,000)      
Net income (loss) 22,086,000         22,086,000  
Balance at end of period (shares) at Jun. 30, 2020     16,071,000        
Balance at end of period at Jun. 30, 2020 695,003,000   $ 16,000 304,404,000 (2,310,000) 392,893,000  
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Issuance of common stock under employee stock compensation plans, net (shares)     20,000        
Issuance of common stock under employee stock compensation plans, net 910,000     910,000      
Share-based compensation 7,740,000     7,740,000      
Repurchase of common stock 0            
Unrealized net gain (loss) on available-for-sale securities, net of deferred tax (54,000)       (54,000)    
Foreign currency translation adjustment 923,000       923,000    
Other 3,000     3,000      
Net income (loss) (6,701,000)         (6,701,000)  
Balance at end of period (shares) at Sep. 30, 2020     16,091,000        
Balance at end of period at Sep. 30, 2020 $ 697,824,000   $ 16,000 $ 313,057,000 $ (1,441,000) $ 386,192,000