Income Tax Provision - Schedule of Information Related to Income Tax Expense (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Income Tax Disclosure [Abstract]
Domestic pre-tax income (loss)	$ 8,064	$ 5,350	$ 20,550	$ (4,022)
Foreign pre-tax income	39,813	31,070	69,361	66,745
Income tax provision	$ 11,174	$ 10,753	$ 21,472	$ 18,536
Effective tax rate	23.30%	29.50%	23.90%	29.60%
Impact of tax holidays on tax expense	$ 572	$ 70	$ 849	$ (742)
Earnings per share impact of tax holidays:
Basic	$ (0.01)		$ (0.02)	$ 0.01
Diluted	$ (0.01)		$ (0.02)	$ 0.01