Quarterly Financial Data (Unaudited) (Details) - USD ($) $ in Thousands	2 Months Ended	12 Months Ended
	Feb. 29, 2020	Feb. 28, 2021	Dec. 31, 2019	Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]
Revenues	$ 197,648	$ 832,288	$ 917,938	$ 890,351
Net income	$ 3,659	$ (333,168)	$ 156,575	$ 247,919