Consolidated Balance Sheets (USD $)	Dec. 31, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 20,213,413	$ 13,277,048
Restricted cash	13,905,367	25,252,756
Interest receivable	6,984,978	4,670,182
Tax-exempt mortgage revenue bonds held in trust, at fair value (Notes 5 & 9)	109,152,787	73,451,479
Tax-exempt mortgage revenue bonds, at fair value (Note 5)	26,542,565	27,115,164
Real estate assets: (Note 6)
Land	13,601,579	12,946,831
Buildings and improvements	118,042,404	91,802,694
Real estate assets before accumulated depreciation	131,643,983	104,749,525
Accumulated depreciation	(20,840,194)	(23,467,105)
Net real estate assets	110,803,789	81,282,420
Other assets (Note 7)	10,373,646	16,558,200
Total Assets	297,976,545	241,607,249
Liabilities
Accounts payable, accrued expenses and other liabilities	3,559,277	3,528,303
Distribution payable	3,911,340	3,803,399
Debt financing (Note 9)	112,673,000	95,608,000
Mortgages payable (Note 10)	46,243,883	10,645,982
Total Liabilities	166,387,500	113,585,684
Commitments and Contingencies (Note 15)
Partners' Capital
General Partner (Note 2)	(354,006)	(280,629)
Beneficial Unit Certificate holders	154,911,228	161,389,189
Unallocated deficit of Consolidated VIEs	(23,512,962)	(32,945,669)
Total Partners' Capital	131,044,260	128,162,891
Noncontrolling interest (Note 6)	544,785	(141,326)
Total Capital	131,589,045	128,021,565
Total Liabilities and Partners' Capital	$ 297,976,545	$ 241,607,249