Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net Income	$ 4,428	$ 3,696
Other comprehensive income/(loss):
Unrealized derivative losses on interest rate caps	(2)	(61)
Amortization of interest rate cap fees	23	23
Total other comprehensive income/(loss):	21	(38)
Total comprehensive income	$ 4,449	$ 3,658