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Supplemental Cash Flow Information - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
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