Note 2 - Investments in and Advances To Local Limited Partnerships: Real Estate and Accumulated Depreciation of Local Limited Partnerships (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
Real Estate and Accumulated Depreciation, Amount of Encumbrances	$ 4,603
Real Estate and Accumulated Depreciation, Carrying Amount of Land	576
Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements	13,111
Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements	13,687
Real Estate and Accumulated Depreciation, Accumulated Depreciation	10,612
Crockett Manor
Real Estate and Accumulated Depreciation, Amount of Encumbrances	978
Real Estate and Accumulated Depreciation, Carrying Amount of Land	87
Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements	1,412
Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements	1,499
Real Estate and Accumulated Depreciation, Accumulated Depreciation	1,378
Hummelstown Manor
Real Estate and Accumulated Depreciation, Amount of Encumbrances	1,614
Real Estate and Accumulated Depreciation, Carrying Amount of Land	97
Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements	1,832
Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements	1,929
Real Estate and Accumulated Depreciation, Accumulated Depreciation	1,800
Oakridge Park II
Real Estate and Accumulated Depreciation, Amount of Encumbrances	1,095
Real Estate and Accumulated Depreciation, Carrying Amount of Land	55
Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements	1,739
Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements	1,794
Real Estate and Accumulated Depreciation, Accumulated Depreciation	1,575
Park Place
Real Estate and Accumulated Depreciation, Amount of Encumbrances	916
Real Estate and Accumulated Depreciation, Carrying Amount of Land	337
Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements	8,128
Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements	8,465
Real Estate and Accumulated Depreciation, Accumulated Depreciation	$ 5,859