Long-Term Debt (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Long-Term Debt [Line Items]
Total long-term debt, net	$ 2,260,651		$ 2,214,319
Debt Instrument, Covenant Compliance	The Company was in compliance with all covenants under the Credit Agreement and the indentures governing the Senior Notes as of March 31, 2021, and through the filing of this report.
Capitalized interest costs	$ 4,300	$ 2,700