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Supplemental Cash Flow Information - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Stockholders' Equity Note [Line Items] |  |  |
Cash interest payments | $ 120,640 | $ 188,682 | $ 234,102
Net income tax cash payments | $ 91,371 | 119,682 | 143,000
Series A Preferred Stock |  |  |
Stockholders' Equity Note [Line Items] |  |  |
Preferred stock dividends declared and paid |  | $ 11,103 | $ 11,103

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