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Stock-Based Compensation - RSUs to be Settled in Cash (Details) - Restricted Stock Units to be Settled in Cash - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Compensation expense related to RSUs to be settled in cash | $ 3.7 | $ 4.9 |
Payments to settle liabilities under compensation plan | 8.6 | $ 7.4 |
Accrued liabilities under compensation plan | $ 6.2 |  | $ 11.1

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