CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 20,121	$ 23,802	$ 22,974
Other comprehensive income (loss):
Cash Flow Hedges	4,784	(571)	(630)
Less income tax benefit (expense)	(1,861)	222	245
Foreign currency translation adjustment	878	(3,037)	(3,160)
Less income tax benefit (expense)	(196)	311	190
Total other comprehensive income (loss)	3,605	(3,075)	(3,355)
Total comprehensive income	$ 23,726	$ 20,727	$ 19,619