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Equity Incentive Plans and Stock-Based Compensation (Details 3) - Nonvested equity stock units and stock units - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Nonvested equity stock and stock units    
Nonvested at the beginning of the period (in shares) 4,718,385  
Granted (in shares) 1,594,236 1,900,000
Vested (in shares) (1,503,259)  
Forfeited (in shares) (96,187)  
Nonvested at the end of the period (in shares) 4,713,175  
Weighted-average grant-date fair value    
Nonvested at the beginning of the period (in dollars per share) $ 16.62  
Granted (in dollars per share) 28.09  
Vested (in dollars per share) 13.80  
Forfeited (in dollars per share) 18.04  
Nonvested at the end of the period (in dollars per share) $ 21.37