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Share-Based Compensation and Equity - Performance Shares Activity (Details) - Performance Shares [Member] - $ / shares
shares in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Performance Shares      
Unvested, Shares, Beginning balance [1] 0.1    
Forfeited, Shares 0.0    
Vested, Shares 0.0    
Granted, Shares 2.1    
Unvested, Shares, Ending balance 2.2 0.1 [1]  
Unvested, Weighted-average grant-date fair value, Beginning balance [1] $ 9.90    
Forfeited, Weighted-average grant-date fair value 0    
Vested, Weighted-average grant-date fair value 0    
Granted, Weighted-average grant-date fair value 13.73 $ 0.00 $ 9.90
Unvested, Weighted-average grant-date fair value, Ending balance [1] $ 10.57 $ 9.90  
[1] Non-vested performance shares are based on a maximum potential payout. Actual shares vested at the end of the performance period may be less than the maximum potential payout level depending on achievement of the performance objectives, as determined by the Board of Directors.