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Stock-Based Compensation - Stock Options Activity (Details) - $ / shares
 12 Months Ended
Dec. 31, 2021
Jun. 30, 2020
Jun. 30, 2019
Options, Number of shares      
Options outstanding, beginning (shares) 5,200,000    
Options granted (shares) 0 0 0
Options exercised (shares) (3,700,000)    
Options canceled or expired (shares) (100,000)    
Options outstanding, ending (shares) 1,400,000    
Options exercisable (shares) 1,000,000.0    
Options vested and expected to vest (shares) 1,400,000    
Options, Weighted average exercise price      
Options outstanding, beginning (dollars per share) $ 23.24    
Options granted (dollars per share) 0    
Options exercised (dollars per share) 24.26    
Options canceled or expired (dollars per share) 25.18    
Options outstanding, ending (dollars per share) 20.36    
Options exercisable (dollars per share) 23.07    
Options vested and expected to vest (dollars per share) $ 20.36    
Options, Weighted average remaining contractual life (in years)      
Options outstanding, Weighted average remaining contractual life (years) 3 years 29 days    
Options exercisable, Weighted average remaining contractual life (years) 2 years 1 month 2 days    
Options vested and expected to vest, Weighted average remaining contractual life (years) 3 years 29 days