XML 66 R56.htm IDEA: XBRL DOCUMENT v3.21.1
Common Stock - Schedule of Restricted Stock Units (Details) - Restricted stock units - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Number of Shares    
Nonvested units at beginning of period (in shares) 33,602  
Granted (in shares) 8,195  
Vested (in shares) (5,218)  
Cancelled (in shares) (1,862)  
Nonvested units at end of period (in shares) 34,717  
Weighted- Average Grant Date Fair Value    
Nonvested units at beginning of period (in dollars per share) $ 41.49  
Granted (in dollars per share) 58.18  
Vested (in dollars per share) 38.01  
Cancelled (in dollars per share) 44.79  
Nonvested units at end of period (in dollars per share) $ 45.84  
Nonvested units, aggregate intrinsic value $ 2,168,444 $ 1,650,577