Income Taxes - Schedule of Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Statutory U.S. federal tax rate	$ (2,726)	$ 1,055	$ 414
State taxes net of federal benefit	(492)	99	32
Non-U.S. earnings taxed at rates different than the U.S. statutory rate	(150)	80	(53)
Foreign source earnings, net of associated foreign tax credits	601	306	328
Benefit of tax credits	(1,569)	(670)	(715)
Stock based compensation	(212)	(4,913)	(1,074)
PPP loan forgiveness		(861)
Change in valuation allowance	3,970	6,300
Impact of NOL carryback			(174)
Change in unrecognized tax benefits	710	10	731
State tax true-ups			(618)
Other	581	121	(18)
Total income tax expense (benefit)	$ 713	$ 1,527	$ (1,147)