Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 751	$ 1,254
Effective tax rate	21.50%	19.50%
Unrecognized tax benefits	$ 3,700
Unrecognized tax benefits that would impact effective rate	3,300
Decrease in unrecognized tax benefits is reasonably possible in next 12 months	100
Accrued interest and penalties	$ 200		$ 200
China
Income Taxes [Line Items]
Income Tax Credits and Adjustments		$ 300