Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2019
Income Taxes (Textual)
Open tax years	2008 through 2017
Federal [Member]
Income Taxes (Textual)
Operating loss carryforwards		$ 63,800
Operating loss carryforwards, expiration date	Dec. 31, 2028
State [Member]
Income Taxes (Textual)
Operating loss carryforwards		20,000
Operating loss carryforwards, expiration date	Dec. 31, 2030
Foreign [Member]
Income Taxes (Textual)
Operating loss carryforwards		$ 7,300