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Benefit Plans - Allocation of Plan Assets (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 100.00% | 100.00%
Fair value of plan assets | $ 29.2 | $ 32.3
Pension plan assets in the fair value hierarchy |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 29.2 | 32.3
Level 1 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.6 | 0.6
Level 2 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 28.6 | 31.7
Level 3 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
Pension plan assets measured at NAV |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 0.0 | 0.0
Equity securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target allocation | 19.00% |
Equity securities | Pension plan assets in the fair value hierarchy |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 6.2 | 5.3
Equity securities | Level 1 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
Equity securities | Level 2 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 6.2 | 5.3
Equity securities | Level 3 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 0.0 | $ 0.0
Debt securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target allocation | 79.00% |
Allocation range | 75.00% | 80.00%
Other |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target allocation | 2.00% |
Allocation range | 4.00% | 4.00%
Cash | Pension plan assets in the fair value hierarchy |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 0.6 | $ 0.6
Cash | Level 1 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.6 | 0.6
Cash | Level 2 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
Cash | Level 3 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
International mutual funds | Pension plan assets in the fair value hierarchy |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 21.8 | 25.9
International mutual funds | Level 1 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
International mutual funds | Level 2 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 21.8 | 25.9
International mutual funds | Level 3 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
Other mutual funds | Pension plan assets in the fair value hierarchy |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.6 | 0.5
Other mutual funds | Level 1 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.0 | 0.0
Other mutual funds | Level 2 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 0.6 | 0.5
Other mutual funds | Level 3 |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 0.0 | $ 0.0
Minimum | Equity securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 15.00% |
Minimum | Debt securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 75.00% |
Minimum | Other |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 2.00% |
Maximum | Equity securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 20.00% |
Maximum | Debt securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 85.00% |
Maximum | Other |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 5.00% |
Weighted Average | Equity securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Allocation range | 21.00% | 16.00%

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