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Other Financial Information (Noncash Operating Working Capital (Increase) Decrease) (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Net decrease (increase) in operating working capital, excluding cash and cash equivalents: |  |  |
(Increase) in accounts receivable | $ (263,104) | $ (104,775) |
(Increase) decrease in inventories | (10,092) | 8,938 |
(Increase) in prepaid expenses | (1,693) | (1,945) |
Increase in accounts payable and accrued liabilities | 147,790 | 124,699 |
Increase (decrease) in income taxes payable | 5,501 | (352) |
Net decrease (increase) in noncash operating working capital | (121,598) | 26,565 |
Supplementary disclosures: |  |  |
Cash income taxes paid, net of refunds | 1,783 | 1,474 |
Interest paid, net of amounts capitalized of $10.4 million in 2022 and $7.4 million in 2021 | 78,747 | 80,546 |
Capitalized interest paid | 10,400 | 7,400 |
Non-cash investing activities: |  |  |
Asset retirement costs capitalized | 9,007 | 6,669 |
(Increase) decrease in capital expenditure accrual | $ (1,929) | $ 20,614 |
Impairment of asset retirement obligation |  |  | $ 74,400

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