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Fair Values of Financial Instruments - Implied Market Rates of Interest (Details) | Dec. 31, 2024 | Dec. 31, 2023
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3.95% Senior Notes Due 2028 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt interest rate | 3.95% |
5.15% Senior Notes Due 2029 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt interest rate | 5.15% |
7.15% Senior Notes Due 2033 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Debt interest rate | 7.15% |
Valuation, Market Approach | Fair Value Level 2 | Measurement Input, Implied Market Rate | 3.95% Senior Notes Due 2028 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Long-term debt, measurement input | 0.0549 | 0.0579
Valuation, Market Approach | Fair Value Level 2 | Measurement Input, Implied Market Rate | 5.15% Senior Notes Due 2029 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Long-term debt, measurement input | 0.0573 | 0.0610
Valuation, Market Approach | Fair Value Level 2 | Measurement Input, Implied Market Rate | 7.15% Senior Notes Due 2033 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Long-term debt, measurement input | 0.0642 | 0.0628
Valuation, Market Approach | Fair Value Level 2 | Measurement Input, Implied Market Rate | Equipment Loans Due 2025 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Long-term debt, measurement input | 0.0528 | 0.0536

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