Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Loss Carryforwards [Line Items]
Tax Cuts and Jobs Act of 2017, change in tax rate, deferred tax asset, expense	$ (300)	$ 9,600
U.S federal income tax rate	21.00%
State income taxes (benefit), net of federal tax benefit	$ 2,421	1,915	$ (776)
State income taxes (benefit), net of federal tax benefit (impact of REIT election), net of valuation allowance	4,100	1,300	$ 1,500
Valuation allowance	22,786	$ 21,333
Increase in valuation allowance	1,500
Accumulated undistributed earnings	9,900
Deferred tax liability, undistributed foreign earnings	500
Foreign operating losses carry forward	57,900
State tax credits	5,100
Deferred tax asset net of valuation allowance	4,900
Unrecognized tax benefits, net	5,300
Decrease in unrecognized tax benefits	40
Recognized tax benefits that will reduce company's tax rate	5,300
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Federal net operating loss carryforwards	203,700
Domestic Country
Operating Loss Carryforwards [Line Items]
Federal net operating loss carryforwards	$ 43,100