Schedule of Sale or Disposal of Equity Method Investments in Local Limited Partnership (Details) (USD $)	6 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Autumn Trace Associates [Member]
Debt at 12/31/11		$ 1,102,000
Appraisal Value	1,300,000
Date of sale	Jun. 01, 2012
Sales related expenses	2,953
Gain on sale	194,811
Hickory Lane Associates [Member]
Debt at 12/31/11		568,000
Appraisal Value	355,000
Date of sale	Jun. 01, 2012
Sales related expenses	2,297
Gain on sale	20,153
Honeysuckle Court Associates [Member]
Debt at 12/31/11		1,111,000
Appraisal Value	670,000
Date of sale	Jun. 01, 2012
Sales related expenses	2,963
Gain on sale	19,487
Walnut Turn Associates, Ltd [Member]
Debt at 12/31/11		658,000
Appraisal Value	480,000
Date of sale	Jun. 01, 2012
Sales related expenses	2,297
Gain on sale	20,153
Southcove Associates [Member]
Debt at 12/31/11		1,421,000
Appraisal Value	1,000,000
Date of sale	Jun. 30, 2012
Sales related expenses	2,300
Gain on sale	22,700
Hereford Seniors Community Ltd [Member]
Debt at 12/31/11		751,000
Appraisal Value	405,000
Date of sale	Aug. 24, 2012
Sales related expenses	2,369
Gain on sale	7,006
Palestine Seniors Community Ltd [Member]
Debt at 12/31/11		1,053,000
Appraisal Value	475,000
Date of sale	Aug. 24, 2012
Sales related expenses	3,119
Gain on sale	6,256
Garland Street LP [Member]
Debt at 12/31/11		647,000
Appraisal Value	320,000
Date of sale	Aug. 31, 2012
Sales related expenses	3,303
Gain on sale	18,650
Pecan Grove LP [Member]
Debt at 12/31/11		1,033,000
Appraisal Value	500,000
Date of sale	Aug. 31, 2012
Sales related expenses	1,854
Gain on sale	20,099
Lamesa Seniors Community Ltd [Member]
Debt at 12/31/11		635,000
Appraisal Value	455,000
Date of sale	Aug. 24, 2012
Sales related expenses	2,369
Gain on sale	$ 7,006