Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income [Abstract]
Accumulated other comprehensive loss, net of tax	$ (2,485)	$ (3,303)	$ (2,485)	$ (3,303)	$ (2,903)	$ (3,354)	$ (2,865)	$ (385)
Foreign currency transaction and translation gain (loss), net of tax	418	(438)	869	(2,918)
Translation Adjustment Functional to Reporting Currency, Tax Benefit (Expense)	0	0	0	0
Other Comprehensive Income (Loss), Net of Tax (unaudited)	$ 418	$ (438)	$ 869	$ (2,918)