Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 42,758	$ 40,847
Less: Accumulated depreciation	(15,895)	(14,432)
Property and equipment, net	26,863	26,415
Depreciation	1,517	1,341	$ 1,350
Land [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	770	770
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,759	1,758
Building [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	4,727	4,727
Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	29,874	28,088
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	355	307
Furniture, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	5,196	4,278
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 77	$ 919