Income Taxes (Details Textual) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 22, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%		34.00%	34.00%
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent			3.96%	3.96%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent			37.96%	37.96%
Valuation Allowance, Deferred Tax Asset, Change in Amount			$ 12,109	$ (14,733)
Deferred Tax Assets, Valuation Allowance			45,598	57,707
Operating Loss Carryforwards			$ 156,400
Operating Loss Carryforwards Expire Date			2037
Effective Income Tax Rate Reconciliation, Percent			21.00%
Income Tax Expense (Benefit)			$ 0	$ 0
Scenario, Plan [Member]
Income Tax [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%