Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Amount computed at statutory federal income tax rate	$ 3,785	$ (12,452)	$ (7,471)
Increases (decreases) in tax resulting from:
CARES Act adjustment	(2,435)	0	0
Section 250 Deduction	(2,834)	(2,682)	(743)
Non taxable income	(2,868)	(1,071)	(1,049)
Non deductible compensation	1,735	0	0
Change in valuation allowance	4,180	5,601	7,026
Effect of foreign operations	87	135	505
Change in Uncertain tax position	2,272	237	553
Minority Interest	748	552	(29)
Transaction costs	(865)	0	0
Other permanent differences, net	(722)	549	(1,453)
Provision for income taxes	$ 3,083	$ (9,131)	$ (2,661)