XML 67 R36.htm IDEA: XBRL DOCUMENT v2.4.0.8
Discontinued Operations (Details Textual) (USD $)
 3 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2011
Dec. 31, 2012
Segment, Discontinued Operations [Member]
Office Building [Member]
Dec. 31, 2012
Segment, Discontinued Operations [Member]
Single Tenant Property [Member]
Dec. 31, 2012
Segment, Discontinued Operations [Member]
Shopping Center Property [Member]
Dec. 31, 2012
Segment, Discontinued Operations [Member]
Shopping Center Property One [Member]
Jun. 30, 2013
Segment, Discontinued Operations [Member]
Ypsilanti Property [Member]
Proceeds from Sale of Property, Plant, and Equipment           $ 650,000 $ 4,460,000 $ 3,500,000 $ 7,475,000 $ 5,600,000
Long-term Debt, Gross         9,200,000          
Disposal Group, Including Discontinued Operation, Revenue 0 730,070 9,301 1,726,120            
Disposal Group, Including Discontinued Operation, Operating Expense 0 291,289 2,287 828,379            
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest $ 0 $ 150,238 $ 24,732 $ 295,795