Condensed Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net Income	$ 3,165	$ 2,878	$ 11,953	$ 10,651
Other comprehensive income (loss), net of tax:
Change in fair value of cash flow hedge		2		6
Change in currency translation	805	60	2,353	(2,726)
Other comprehensive income (loss), net of tax	805	62	2,353	(2,720)
Comprehensive income	$ 3,970	$ 2,940	$ 14,306	$ 7,931