Note 2 - Investments in and Advances To Local Partnerships (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Details
Limited Partnership Interests held by Partnership	4	4
Apartment units within Investment Partnerships	494	494
Advances made to Investment Partnerships	$ 206,000
Advances made to Investment Partnerships subsequent to reporting period	197,000
Partnership interest in Countryside assignment contract November 2011 - Deposit Method			3,700,000
Deposit received interest sale of Countryside December 2011			150,000
Promissory note interest sale of Countryside December 2011 - Deposit Method			3,550,000
Deferred revenue,net December 2011 Countryside sale Deposit Method			145,000
Taxes paid in 2012 related to Countryside interest sale		43,000
Cash received in 2012 principal & interest Countryside note		3,562,000
Cash received in 2012 principal payment Countryside note		3,550,000
Cash received in 2012 interest earned on Countryside note		12,000
Gain recognzied in 2012 Countryside interest sale		3,652,000
Interest income recognized in 2012 Countryside interest sale		$ 12,000