6. Investment in Local Partnerships (Details) (USD $)	Mar. 30, 2013	Dec. 31, 2012	Mar. 30, 2012
Details
Capital contributions in the aggregate	$ 14,837,956
Local Partnerships outstanding mortgage loans payable		16,556,000
Local Partnerships accrued interest		4,948,000
Cumulative Advances to Edgewood	$ 90,000		$ 90,000