Condensed Consolidated Statements of Other Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Condensed Consolidated Statements of Other Comprehensive Income (Loss)
Net income	$ 3,903	$ 3,713	$ 16,436	$ 7,286
Other comprehensive income (loss):
Unrealized gain (loss) on derivative financial instruments	2,348	(4,335)	(2,466)	(6,636)
Total other comprehensive income (loss)	2,348	(4,335)	(2,466)	(6,636)
Comprehensive income (loss)	$ 6,251	$ (622)	$ 13,970	$ 650