Organization and Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2012 partnership	Dec. 31, 2011 partnership	Dec. 31, 1982
Schedule of Equity Method Investments [Line Items]
Limited partner interest sold through public offering (in units)			24,837
Limited partner interest sold through public offering (in dollars per unit)			$ 1,000
Limited partner interest abandoned (in units)	90
Number of Local Partnerships where cumulative losses exceed investment	3	4
Amount of cumulative losses exceeding investment	$ 2,898,119	$ 3,356,064
Number of Local Partnerships suspended	1	3
Cash and cash equivalents original maturities, three months or less	3 months
Number of years income tax returns are subject to examination	3 years
Impairment loss	0	0
Local Partnership Equity Method Suspended [Member]
Schedule of Equity Method Investments [Line Items]
Carrying value of investments	0	0
Distributions received from Local Partnerships		$ 7,219
Number of Local Partnerships with distributions		1