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Other Financial Information - Noncash Operating Working Capital (Increase) Decrease) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Net (increase) decrease in operating working capital, excluding cash and cash equivalents: |  |  |
(Increase) decrease in accounts receivable | $ 47,151 | $ (137,228) | $ 8,056
(Increase) decrease in inventories | 329 | (1,534) | 12,809
(Increase) decrease in prepaid expenses | (1,293) | (3,413) | 2,003
Increase (decrease) in accounts payable and accrued liabilities | (140,011) | 69,854 | 95,166
Increase (decrease) in income taxes payable | (5,537) | 6,593 | 423
Net (increase) decrease in noncash operating working capital | (99,361) | (65,728) | 118,457
Supplementary disclosures: |  |  |
Cash income taxes paid, net of refunds | 12,356 | 24,853 | 2,138
Interest paid, net of amounts capitalized of $14.5 million in 2023, $16.3 million in 2022 and $16.1 million in 2021 | 108,912 | 149,957 | 165,699
Capitalized interest paid | 14,500 | 16,300 | 16,100
Non-cash investing activities: |  |  |
Asset retirement costs capitalized | 32,975 | (21,147) | 54,439
(Increase) decrease in capital expenditure accrual | $ 17,517 | $ (31,397) | $ 9,788

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