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v3.25.3

Fair Value Measurements (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Assets and liabilities subject to fair value measurements |  |
Carrying amount | $ 3,800,000 | $ 3,200,000
Level 2 |  |
Assets and liabilities subject to fair value measurements |  |
Fair value of long-term debt, including current maturities | 3,700,000 | 3,000,000
Recurring |  |
Assets and liabilities subject to fair value measurements |  |
Short-term investments |  | 147,811
Recurring | Level 1 |  |
Assets and liabilities subject to fair value measurements |  |
Short-term investments |  |
Recurring | Level 2 |  |
Assets and liabilities subject to fair value measurements |  |
Short-term investments |  | 147,811
Recurring | Level 3 |  |
Assets and liabilities subject to fair value measurements |  |
Short-term investments |  |
Futures | Recurring | Commodity contract |  |
Assets and liabilities subject to fair value measurements |  |
Commodity futures - financial assets | 15,310 | 19,323
Commodity futures - financial liabilities | 33,957 | 6,272
Futures | Recurring | Level 1 | Commodity contract |  |
Assets and liabilities subject to fair value measurements |  |
Commodity futures - financial assets |  |
Commodity futures - financial liabilities |  |
Futures | Recurring | Level 2 | Commodity contract |  |
Assets and liabilities subject to fair value measurements |  |
Commodity futures - financial assets | 15,310 | 19,323
Commodity futures - financial liabilities | 33,957 | 6,272
Futures | Recurring | Level 3 | Commodity contract |  |
Assets and liabilities subject to fair value measurements |  |
Commodity futures - financial assets |  |
Commodity futures - financial liabilities |  |

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