Organization (Details)	0 Months Ended	9 Months Ended
	Dec. 07, 1983 partnership	Sep. 30, 2013 partnership property
Schedule of Equity Method Investments [Line Items]
Number of original Local Partnership investments	47
Number of Local Partnerships		3
Number of apartment communities owned		2
Number of intermediary limited partnerships included in consolidation		1
Intermediary Limited Partnership [Member]
Schedule of Equity Method Investments [Line Items]
Number of Local Partnerships		1