Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 31,562	$ 4,428
Other comprehensive (loss)/income:
Unrealized derivative (losses)/gains on interest rate caps	(18)	21
Total other comprehensive (loss)/income:	(18)	21
Total comprehensive income	$ 31,544	$ 4,449