Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ 3,995	$ (25,017)	$ (16,220)	$ (43,525)
Other comprehensive income (loss):
Change in fair value of interest rate caps	104	(3,482)	(1,711)	(11,091)
Losses from interest rate caps reclassified into earnings from accumulated other comprehensive income (loss)	1,393	1,248	2,761	2,235
Net other comprehensive income (loss)	1,497	(2,234)	1,050	(8,856)
Comprehensive income (loss)	$ 5,492	$ (27,251)	$ (15,170)	$ (52,381)