Property Dispositions and Discontinued Operations (Details Textual) (USD $)	3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended	1 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended	1 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2013 Two Properties [Member]	Sep. 30, 2013 Two Properties [Member]	Jan. 31, 2014 Ironwood Property [Member]	Sep. 30, 2014 Ironwood Property [Member]	Sep. 30, 2014 Ironwood Property [Member]	Dec. 31, 2013 Ypsilanti Property [Member]	Aug. 31, 2014 East Lansing [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Sale of Property Held-for-sale							$ 5,000,000			$ 5,600,000
Proceeds from Sale of Buildings											1,800,000
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest	0	(6,680)	3,120	26,627
Disposal Group, Including Discontinued Operation, Revenue					314,710	949,856		0	42,561
Disposal Group, Including Discontinued Operation, Operating Expense					578,552	871,904		0	27,988
Disposal Group, Including Discontinued Operation, Interest Expense			$ 0	$ 0