Investments in Local Limited Partnerships (Details Textual) (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Mar. 31, 2012
Cumulative Unrecognized Equity Losses In Local Limited Partnerships	$ 862,431		$ 862,431		$ 3,202,928
Unrecognized Equity Losses On Local Limited Partnership Investments			543,360	615,447
Proceeds from Limited Partnership Investments			2,015,000	0
Investment Owned, at Fair Value	2,044,403		2,044,403
Loss on disposition of investments in Local Limited Partnerships	0	0	29,403	0
Fund's share of net losses of LLPs			423,985	523,808
Previously unrecognized losses			$ 59,653
Other Local Limited Partnerships [Member]
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest				99.00%
Hemlock Ridge Limited Partnership [Member]
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest				77.00%

Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

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-Publisher SEC

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-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6955306&loc=d3e611225-123010

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-Publisher SEC

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-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6955306&loc=d3e611322-123010

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-Publisher SEC

-Name Regulation S-X (SX)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 946

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-Section S99

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-Subparagraph (SX 210.12-12.Column C.3,4)

-URI http://asc.fasb.org/extlink&oid=6955306&loc=d3e611133-123010

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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-Publisher SEC

-Name Regulation S-X (SX)

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Reference 10: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 946

-SubTopic 320

-Section S99

-Paragraph 5

-Subparagraph (SX 210.12-13.Column C.6)

-URI http://asc.fasb.org/extlink&oid=6955306&loc=d3e611282-123010

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-Publisher SEC

-Name Regulation S-X (SX)

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BOSTON FINANCIAL TAX CREDIT FUND VIII LP 10-Q