CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement Of Income And Comprehensive Income [Abstract]
Net Income	$ 17,215	$ 23,691	$ 51,551
Other comprehensive income/(loss):
Unrealized derivative gains/(losses) on interest rate caps	199	(6)	(31)
Total other comprehensive income/(loss):	199	(6)	(31)
Total comprehensive income	$ 17,414	$ 23,685	$ 51,520