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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Environmental Contingency |  |  |  |  |
Increased environmental accrual based on minimum cost estimate to implement UV Process | $ 3.0 | $ 3.2 | $ 0.1 | $ 5.2 |
Liability for conditional asset retirement obligations | 10.1 | 10.1 | 7.2 | 6.7 | $ 6.5
Environmental accrual | 17.7 | $ 17.7 | $ 16.8 | $ 18.7 | $ 17.0
Expected period related to remediation expenditures for environmental contingencies period |  | 30 years |  |  |
Potential increase in environmental costs | $ 11.6 | $ 11.6 |  |  |
Time period within which recorded estimate of its obligation may change |  | 12 months |  |  |
Minimum |  |  |  |  |
Environmental Contingency |  |  |  |  |
Estimated final remediation cost feasibility study period |  | 11 months |  |  |
Maximum |  |  |  |  |
Environmental Contingency |  |  |  |  |
Estimated final remediation cost feasibility study period |  | 17 months |  |  |
Weighted-average Credit-adjusted Risk-free Rate |  |  |  |  |
Environmental Contingency |  |  |  |  |
Weighted-average credit-adjusted risk-free rate (percent) | 8.23% | 8.23% | 8.70% |  |

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