Income Taxes - Deferred Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Deferred Tax Assets, Net [Abstract]
Provision for impairment	$ 3,785	$ 3,785
Deferred interest expense	2,617	2,754
Capitalized costs under Section 263A	(713)	(729)
Operating Loss Carryforwards	166	373
Other	2,123	2,297
Deferred tax assets	9,404	9,938
Valuation allowance	(7,907)	(8,300)
Deferred tax assets, net	1,497	1,638
Deferred Tax Liabilities, Net [Abstract]
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent	(565)	(528)
Fixed assets	(14,829)	(19,757)
Deferred Tax Liabilities, Other	0	(7)
Deferred tax liabilities	(15,394)	(20,292)
Net deferred tax liabilities	$ (13,897)	$ (18,654)