Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - RSUs to be Settled in Common Stock (Details)

v3.21.1
Stock-Based Compensation - RSUs to be Settled in Common Stock (Details)
shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
unit
shares
Mar. 31, 2020
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Non-cash stock compensation expense $ 18,687 $ 14,912
Restricted Stock Units to be Settled in Common Stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of equal annual installments | unit 3  
RSUs vested (in shares) | shares 1,334 1,100
Fair value of restricted stock, vested $ 111,200 $ 43,700
Non-cash stock compensation expense 15,100 $ 12,000
Unrecognized compensation cost, related to unvested RSUs to be settled in common stock, total $ 129,300  
Expected weighted average period to recognize compensation cost on RSUs to be settled in common stock 2 years 7 months 2 days