Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statement of Stockholders' Equity

v3.19.2
Condensed Consolidated Statement of Stockholders' Equity - USD ($)
$ in Thousands
Total
2019 Convertible Senior Notes
2023 Convertible Senior Notes
Common Stock
Additional paid in capital
Additional paid in capital
2019 Convertible Senior Notes
Additional paid in capital
2023 Convertible Senior Notes
Accumulated other comprehensive income (loss)
Retain earnings (Accumulated deficit)
Balance at beginning of period (shares) at Dec. 31, 2017       21,149,000          
Balance at beginning of period at Dec. 31, 2017 $ 399,788     $ 21 $ 798,205     $ 2,486 $ (400,924)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Issuance of common stock under employee stock compensation plans, net (shares)       166,000          
Issuance of common stock under employee stock compensation plans, net 5,119     $ 1 5,118        
Reclassification of equity component of currently redeemable convertible notes 2,781       2,781        
Share-based compensation 4,555       4,555        
Repurchase of common stock (shares)       (13,000)          
Repurchase of common stock (1,895)     $ (1) (1,894)        
Unrealized gain (loss) on available-for-sale securities, net of deferred tax (110)             (110)  
Net income 45,279               45,279
Balance at end of period (shares) at Mar. 31, 2018       21,302,000          
Balance at end of period at Mar. 31, 2018 481,100     $ 21 808,765     (286) (327,400)
Balance at beginning of period (shares) at Dec. 31, 2017       21,149,000          
Balance at beginning of period at Dec. 31, 2017 399,788     $ 21 798,205     2,486 (400,924)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Net income 118,441                
Balance at end of period (shares) at Jun. 30, 2018       21,095,000          
Balance at end of period at Jun. 30, 2018 619,813     $ 21 874,183     (151) (254,240)
Balance at beginning of period (shares) at Mar. 31, 2018       21,302,000          
Balance at beginning of period at Mar. 31, 2018 481,100     $ 21 808,765     (286) (327,400)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Issuance of common stock under employee stock compensation plans, net (shares)       60,000          
Issuance of common stock under employee stock compensation plans, net 3,296       3,296        
Reclassification of equity component of currently redeemable convertible notes 16,078       16,078        
Share-based compensation 4,812       4,812        
Repurchase of common stock (shares)       (267,000)          
Repurchase of common stock (50,832)       (50,832)        
Unrealized gain (loss) on available-for-sale securities, net of deferred tax (495)             (495)  
Derivative associated with Notes and Bond Hedge   $ (1,559) $ (1,807)     $ (1,559) $ (1,807)    
Loss on settlement of Notes   590       590      
Tax effect on Notes transactions   $ 67 (3,240)     $ 67 (3,240)    
Value of warrants issued     $ 97,805       $ 97,805    
Other tax adjustments 838       208     630  
Net income 73,160               73,160
Balance at end of period (shares) at Jun. 30, 2018       21,095,000          
Balance at end of period at Jun. 30, 2018 619,813     $ 21 874,183     (151) (254,240)
Balance at beginning of period (shares) at Dec. 31, 2018       20,765,000          
Balance at beginning of period at Dec. 31, 2018 560,914     $ 21 791,114     (1,024) (229,197)
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)       (991)        
Share-based compensation 5,347       5,347        
Repurchase of common stock (shares)       (1,236,000)          
Repurchase of common stock (151,585)     $ (1) (151,584)        
Unrealized gain (loss) on available-for-sale securities, net of deferred tax 230             230  
Foreign currency translation adjustment 291             291  
Other tax adjustments (569)       (569)        
Net income 666,337               666,337
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     $ 20 643,317     (503) 437,140
Balance at beginning of period (shares) at Dec. 31, 2018       20,765,000          
Balance at beginning of period at Dec. 31, 2018 560,914     $ 21 791,114     (1,024) (229,197)
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Net income 651,918                
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     $ 19 619,255     (542) 422,721
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     $ 20 643,317     (503) 437,140
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       740        
Share-based compensation 6,571       6,571        
Repurchase of common stock (shares)       (291,000)          
Repurchase of common stock (33,717)     $ (1) (33,716)        
Unrealized gain (loss) on available-for-sale securities, net of deferred tax 503             503  
Foreign currency translation adjustment (542)             (542)  
Other tax adjustments 2,343       2,343        
Net income (14,419)               (14,419)
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     $ 19 $ 619,255     $ (542) $ 422,721