Supplemental Cash Flow Information - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Stockholders' Equity Note [Line Items]
Cash interest payments	$ 188,682	$ 234,102	$ 384,157
Net income tax cash payments	$ 119,682	143,000	130,469
Series A Preferred Stock
Stockholders' Equity Note [Line Items]
Preferred stock dividends declared and paid		$ 11,103	$ 18,052