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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2025
Fair Value Disclosures [Abstract] |
Carrying Value and Estimated Fair Value of Long-term Debt and Finance Leases, Including Current Maturities | The carrying value and estimated fair value of our total long-term debt and finance leases, including current maturities, were as follows (in millions):
| September 30, 2025 |  |  | December 31, 2024 |
| Carrying |  |  | Fair |  |  | Carrying |  |  | Fair |
| Value |  |  | Value |  |  | Value |  |  | Value |
Long-term debt and finance leases, including current maturities(1) | $ | 95.2 |  |  | $ | 95.4 |  |  | $ | 230.6 |  |  | $ | 219.9 |
(1) Current and prior period long-term debts' carrying and fair values exclude net debt issuance costs.

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