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Stock-Based Compensation - Activity for SSUs (Details) - Stock Success Units (SSUs)
shares in Thousands
12 Months Ended
Dec. 31, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares  
Shares Outstanding Beginning Balance | shares 321
Shares Vested | shares (102)
Shares Forfeited | shares (11)
Shares Outstanding Ending Balance | shares 208
Weighted Average Grant Date Fair Value at Beginning of Period | $ / shares $ 18.78
Weighted Average Grant Date Fair Value of Shares Vested | $ / shares 18.78
Weighted Average Grant Date Fair Value of Shares Forfeited | $ / shares 18.78
Weighted Average Grant Date Fair Value at End of Period | $ / shares $ 18.78