Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Domestic	$ 4,797	$ 2,497	$ 2,306
Foreign	6,940	8,164	3,983
Income before income taxes	11,737	10,661	6,289
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current U.S. federal	(219)	258	62
Current Foreign	2,654	2,679	1,947
Current U.S. state and local	138	365	107
Current Total current tax	2,573	3,302	2,116
Deferred tax:
Deferred U.S. federal	(3,810)
Deferred Foreign	60	(280)	48
Deferred U.S. state and local	(816)
Deferred income taxes	(4,566)	(280)	48
Total tax	(1,993)	3,022	2,164
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]
Tax at statutory rate	2,465	2,239	1,321
State tax, net of federal benefit	280	53	121
Non-taxable income	(192)	(393)	(250)
Non-deductible expenses	9	569	720
Change in estimate primarily related to foreign taxes	352	(227)	100
Change in valuation allowance related to U.S. federal taxes	(5,229)	1,952	(629)
Change in estimate primarily related to U.S. federal taxes		(1,141)
Tax credits	(260)	(679)	(164)
GILTI		146	376
Foreign rate differential	504	488	531
Other, net	78	15	38
Total tax	$ (1,993)	$ 3,022	$ 2,164
Effective income tax rate	(17.00%)	28.30%	34.40%