Investments in Local Limited Partnerships (Details 2) (USD $)	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011
Expenses:
Total Expenses	$ 441,766		$ 529,767
Net Income/(Loss)	(408,738)	(408,738)	(379,682)	(379,682)
Local Limited Partnership [Member]
Rental and other income		5,336,402		5,298,513
Expenses:
Operating		2,244,537		2,620,027
Interest		789,298		1,031,261
Depreciation and amortization		806,722		1,058,156
Total Expenses		3,840,557		4,709,444
Net Income/(Loss)		1,495,845		589,069
Fund's share of Net Income		1,489,300		584,531
Other partners' share of Net Income		$ 6,545		$ 4,538