Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net (loss) income	$ (2,066)	$ 8,230	$ 45,052	$ 88,058
Interest rate swaps
Reclassification adjustments for losses included in net income (interest expense)	1,131	1,101	3,340	2,367
Gains (losses) arising during the period on interest rate swaps and treasury rate locks	36	(74)	2,079	(15,459)
Other comprehensive income (loss)	1,167	1,027	5,419	(13,092)
Comprehensive (loss) income	(899)	9,257	50,471	74,966
Interest Rate Swaps
Interest rate swaps
Gains (losses) arising during the period on interest rate swaps and treasury rate locks	36	(74)	2,079	(11,192)
Treasury Rate Locks
Interest rate swaps
Gains (losses) arising during the period on interest rate swaps and treasury rate locks	$ 0	$ 0	$ 0	$ (4,267)