Condensed Consolidated Statements of Comprehensive Income (Loss) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)	$ 49,639	$ (598,329)	$ 45,137	$ (678,595)
Other comprehensive income (loss):
Unrealized loss on derivative contracts				(7,036)
Interest rate swap termination	2,829	2,830	5,658	4,496
Other comprehensive income (loss):	2,829	2,830	5,658	(2,540)
Comprehensive income (loss)	52,468	(595,499)	50,795	(681,135)
Comprehensive income (loss) attributable to noncontrolling interest	773	(10,535)	751	(12,043)
Comprehensive income (loss) attributable to common shareholders	$ 51,695	$ (584,964)	$ 50,044	$ (669,092)