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Debt and Credit Facility (6.50% Senior Notes) - Additional Information (Details) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
May 21, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | May 01, 2020 | Apr. 28, 2020
Debt Instrument |  |  |  |  |  |
Loss on extinguishment of debt |  | $ (35,900,000) |  | $ (20,300,000) |  |
Senior Notes Due 2025 |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |
Debt instrument contractual rate (percent) |  |  |  |  | 6.50% | 6.50%
Debt issuance, percentage of principal amount |  |  |  |  | 101.00% | 100.00%
Percentage of redemption price of principal amount | 108.83% |  |  |  |  |
Debt accrued and unpaid interest | $ 1,300,000 |  |  |  |  |
Debt principal amount | 350,000,000.0 |  |  |  | $ 50,000,000.0 | $ 300,000,000.0
Unamortized debt issuance costs | 5,000,000.0 |  |  |  |  |
Loss on extinguishment of debt | (35,900,000) |  |  |  |  |
Premium payment | 30,900,000 |  |  |  |  |
Repayments of Senior Debt | $ 382,200,000 |  |  |  |  |
Senior Notes Due 2025 | Senior Notes |  |  |  |  |  |
Debt Instrument |  |  |  |  |  |
Debt instrument contractual rate (percent) |  | 6.50% | 6.50% |  |  |
Interest expense |  | $ 9,200,000 | $ 16,200,000 |  |  |
Effective interest rate (percent) |  | 6.80% |  |  |  |
Fair value of outstanding debt |  | $ 376,800,000 |  |  |  |

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