Discontinued Operations (Details) (USD $)	3 Months Ended		6 Months Ended		0 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Aug. 01, 2013 Commerce Street Building
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gross sales price					$ 11,200,000
Tenant improvement obligation credit					600,000
Net sale proceeds					10,800,000
Revenues:
Rental income	0	473,566	0	949,067
Tenant reimbursements	0	65,217	0	129,035
Total revenues	0	538,783	0	1,078,102
Expenses:
Property operating costs	0	233,542	0	491,202
Asset and property management fees - Related-party	0	21,000	0	51,803
Asset and property management fees - Other	0	12,675	0	12,675
Depreciation	0	91,128	0	179,820
Amortization	0	99,565	0	239,188
General and administrative expenses	0	8,744	0	36,384
Total expenses	0	466,654	0	1,011,072
Operating income	$ 0	$ 72,129	$ 0	$ 67,030