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Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Other Significant Noncash Transactions [Line Items] |  |  |
Interest (Net of Amounts Capitalized) | $ 123,466 | $ 141,992 | $ 143,111
Income Taxes | 0 | (118,125) | (138,409)
Notes Received from Property Sales |  |  |
Other Significant Noncash Transactions [Line Items] |  |  |
Capital expenditures incurred, not yet paid | $ 35,592 | $ 30,982 | $ 43,982

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