Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Amount of interest expense allocated to disposal group, including a discontinued operation.

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- Definition

This element represents the overall income (loss) from a disposal group that is classified as a component of the entity, net of income tax, reported as a separate component of income before extraordinary items, which is apportioned to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This item includes the following (net of tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Discontinued Operations (Details Textual) (USD $)	3 Months Ended		6 Months Ended				3 Months Ended				6 Months Ended
Discontinued Operations (Details Textual) (USD $)	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011	Dec. 31, 2011 Segment, Discontinued Operations [Member]	Jun. 30, 2012 Segment, Discontinued Operations [Member] Office Building [Member]	Jun. 30, 2012 Segment, Discontinued Operations [Member] Single Tenant Property [Member]	Dec. 31, 2011 Segment, Discontinued Operations [Member] Single Tenant Property [Member]	Jun. 30, 2012 Segment, Discontinued Operations [Member] Shopping Center Property [Member]	Jun. 30, 2012 Segment, Discontinued Operations [Member] Shopping Center Property [Member]	Jun. 30, 2011 Segment, Discontinued Operations [Member] Two Single Tenant Property [Member]
Proceeds from Sale of Property, Plant, and Equipment							$ 650,000	$ 2,750,000	$ 1,500,000	$ 3,500,000	$ 6,900,000	$ 6,500,000
Long-term Debt, Gross					9,200,000
Non-Recourse Debt						5,500,000
Disposal Group, Including Discontinued Operation, Revenue	127,522	1,089,492	501,389	2,522,359
Disposal Group, Including Discontinued Operation, Operating Expense	(5,459)	674,337	230,136	1,296,785
Disposal Group, Including Discontinued Operation, Interest Expense	0	147,644	0	443,017
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest	$ 38,144	$ 14,139	$ 70,361	$ 41,764