Provision for Income Taxes - Components of Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current taxes:
Foreign	$ 959	$ (104)	$ 918
State	144	240	101
Total current taxes	1,103	136	1,019
Deferred taxes:
Federal	419	508	129
Change in valuation allowance - acquisitions	(74)	0	(14,994)
Foreign	(127)	180	(113)
State	322	592	1,472
Total deferred taxes	540	1,280	(13,506)
(Benefit from) provision for income taxes	$ 1,643	$ 1,416	$ (12,487)