Condensed Consolidated Statements of Other Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Condensed Consolidated Statements of Other Comprehensive Income (Loss)
Net income	$ 3,166	$ 1,567	$ 19,602	$ 8,853
Other comprehensive income (loss):
Unrealized gain (loss) on derivative financial instruments	(5,382)	3,094	(7,848)	(3,542)
Total other comprehensive income (loss)	(5,382)	3,094	(7,848)	(3,542)
Comprehensive income (loss)	$ (2,216)	$ 4,661	$ 11,754	$ 5,311