Property - Summary of Property and Equipment (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Property, net
Land	$ 1,806,317us-gaap_Land	$ 1,806,317us-gaap_Land
Buildings and improvements	5,405,280us-gaap_BuildingsAndImprovementsGross	5,383,909us-gaap_BuildingsAndImprovementsGross
Rental trucks under capital leases	70,046us-gaap_CapitalLeasedAssetsGross	70,046us-gaap_CapitalLeasedAssetsGross
Total	7,281,643us-gaap_PropertyPlantAndEquipmentGross	7,260,272us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation	5,431,234	5,420,614
Property - net	$ 1,850,409us-gaap_PropertyPlantAndEquipmentNet	$ 1,839,658us-gaap_PropertyPlantAndEquipmentNet

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

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Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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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.

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