Income Taxes - Significant Components of the Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Current:
Federal	$ 5,277	$ 4,247	$ 4,900
State	3,886	2,414	1,377
Foreign	1,943	1,533	228
Total current	11,106	8,194	6,505
Deferred:
Federal	(10,175)	(6,060)	(8,382)
State	(3,111)	(1,665)	(364)
Foreign	(3,131)	(264)	(3)
Total deferred	(16,417)	(7,989)	(8,749)
Tax impact of unrecorded tax benefits liability	744	983	1,143
Provision for income taxes (Income tax benefit)	$ (4,567)	$ 1,188	$ (1,101)