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Property and Equipment, Net - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Property and equipment, gross	$ 5,634	$ 5,674
Less accumulated depreciation	(3,917)	3,810
Property and equipment, net	1,717	1,864
Land [Member]
Property and equipment, gross	380	380
Buildings [Member]
Property and equipment, gross	4,012	4,012
Land Improvements [Member]
Property and equipment, gross	641	641
Computers and Software [Member]
Property and equipment, gross	368	368
Office Furniture and Equipment [Member]
Property and equipment, gross	222	222
Vehicles and Other [Member]
Property and equipment, gross	$ 11	$ 51

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Publisher FASB
-Name Accounting Standards Codification
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