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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
Total
Class A and B Common Stock
Additional Paid-In Capital
Retained Earnings
Balance at beginning of period (in shares) at Dec. 31, 2021   483,441    
Balance at beginning of period at Dec. 31, 2021 $ 1,527,306   $ 915,177 $ 612,129
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   2,395    
Exercise of common stock options 24,408   24,408  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   190    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (13,428)   (13,428)  
Stock-based compensation 125,415   125,415  
Net income (loss) (14,598)     (14,598)
Balance at end of period (in shares) at Mar. 31, 2022   486,026    
Balance at end of period at Mar. 31, 2022 1,649,103   1,051,572 597,531
Balance at beginning of period (in shares) at Dec. 31, 2021   483,441    
Balance at beginning of period at Dec. 31, 2021 1,527,306   915,177 612,129
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net income (loss) (17,802)      
Balance at end of period (in shares) at Sep. 30, 2022   489,454    
Balance at end of period at Sep. 30, 2022 1,914,288   1,319,961 594,327
Balance at beginning of period (in shares) at Mar. 31, 2022   486,026    
Balance at beginning of period at Mar. 31, 2022 1,649,103   1,051,572 597,531
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   657    
Exercise of common stock options 7,387   7,387  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   661    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (9,768)   (9,768)  
Issuance of common stock under employee stock purchase plan (in shares)   946    
Issuance of common stock under employee stock purchase plan 25,547   25,547  
Stock-based compensation 126,635   126,635  
Net income (loss) (19,073)     (19,073)
Balance at end of period (in shares) at Jun. 30, 2022   488,290    
Balance at end of period at Jun. 30, 2022 1,779,831   1,201,373 578,458
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   918    
Exercise of common stock options 10,917   10,917  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   246    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (14,058)   (14,058)  
Stock-based compensation 121,729   121,729  
Net income (loss) 15,869     15,869
Balance at end of period (in shares) at Sep. 30, 2022   489,454    
Balance at end of period at Sep. 30, 2022 1,914,288   1,319,961 594,327
Balance at beginning of period (in shares) at Dec. 31, 2022   490,468    
Balance at beginning of period at Dec. 31, 2022 2,115,339   1,449,825 665,514
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   2,451    
Exercise of common stock options 10,365   10,365  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   414    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (15,595)   (15,595)  
Repurchases of Class A common stock (in shares)   (5,139)    
Repurchases of Class A common stock (292,863)     (292,863)
Stock-based compensation 114,235   114,235  
Net income (loss) 9,326     9,326
Balance at end of period (in shares) at Mar. 31, 2023   488,194    
Balance at end of period at Mar. 31, 2023 1,940,807   1,558,830 381,977
Balance at beginning of period (in shares) at Dec. 31, 2022   490,468    
Balance at beginning of period at Dec. 31, 2022 2,115,339   1,449,825 665,514
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net income (loss) 81,617      
Balance at end of period (in shares) at Sep. 30, 2023   490,244    
Balance at end of period at Sep. 30, 2023 2,155,526   1,835,107 320,419
Balance at beginning of period (in shares) at Mar. 31, 2023   488,194    
Balance at beginning of period at Mar. 31, 2023 1,940,807   1,558,830 381,977
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   1,074    
Exercise of common stock options 17,407   17,407  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   879    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (15,459)   (15,459)  
Issuance of common stock under employee stock purchase plan (in shares)   497    
Issuance of common stock under employee stock purchase plan 21,316   21,316  
Repurchases of Class A common stock (in shares)   (595)    
Repurchases of Class A common stock (44,004)     (44,004)
Stock-based compensation 118,404   118,404  
Net income (loss) 32,939     32,939
Balance at end of period (in shares) at Jun. 30, 2023   490,049    
Balance at end of period at Jun. 30, 2023 2,071,410   1,700,498 370,912
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of common stock options (in shares)   889    
Exercise of common stock options 17,591   17,591  
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (in shares)   500    
Issuance of restricted stock, net of forfeitures and shares withheld for taxes (24,343)   (24,343)  
Repurchases of Class A common stock (in shares)   (1,194)    
Repurchases of Class A common stock (89,845)     (89,845)
Stock-based compensation 141,361   141,361  
Net income (loss) 39,352     39,352
Balance at end of period (in shares) at Sep. 30, 2023   490,244    
Balance at end of period at Sep. 30, 2023 $ 2,155,526   $ 1,835,107 $ 320,419