Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2014
Income Taxes [Line Items]
Net operating loss carry forwards	$ 16,824	$ 17,623
Stock based compensation	1,095	1,007
Equity method investments	(477)	(478)
Other	29	152
Gross deferred tax assets	16,730	17,499
Less: valuation allowance	(12,242)	(13,097)	$ (17,639)
Deferred tax assets, net of valuation allowance	4,488	4,402		$ 0
Trade Names And Customer Relationships [Member]
Income Taxes [Line Items]
Trade names and customer relationships	$ (741)	$ (805)