Income Taxes (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Increase (decrease) in valuation allowance	$ (6,400)	$ (1,100)
Net operating loss carryforwards	$ 67,000
Operating loss carryforwards expiration period start	2021
Operating loss carryforwards expiration period end	2037
Expiring Operating Loss Carryforwards [Member]
Increase (decrease) in valuation allowance	$ 6,300	$ 1,500
Net operating loss carryforwards	$ 63,000
Tax Year 2018 [Member]
Net operating loss carryforwards			$ 5,000