CONDENSED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL (DEFICIT) - 3 months ended Jun. 30, 2016 - USD ($)	Total	Assignees [Member]	General Partner [Member]	Series Fifteen [Member]	Series Fifteen [Member] Assignees [Member]	Series Fifteen [Member] General Partner [Member]	Series Sixteen [Member]	Series Sixteen [Member] Assignees [Member]	Series Sixteen [Member] General Partner [Member]	Series Seventeen [Member]	Series Seventeen [Member] Assignees [Member]	Series Seventeen [Member] General Partner [Member]	Series Eighteen [Member]	Series Eighteen [Member] Assignees [Member]	Series Eighteen [Member] General Partner [Member]	Series Nineteen [Member]	Series Nineteen [Member] Assignees [Member]	Series Nineteen [Member] General Partner [Member]
Partners' capital (deficit) at Mar. 31, 2016	$ (13,627,514)	$ (11,735,510)	$ (1,892,004)	$ (2,900,287)	$ (2,549,095)	$ (351,192)	$ (7,810,224)	$ (7,265,514)	$ (544,710)	$ 616,006	$ 982,053	$ (366,047)	$ (3,809,905)	$ (3,461,578)	$ (348,327)	$ 276,896	$ 558,624	$ (281,728)
Net income (loss)	11,122	11,011	111	(14,557)	(14,411)	(146)	104,570	103,524	1,046	(25,440)	(25,186)	(254)	(33,700)	(33,363)	(337)	(19,751)	(19,553)	(198)
Partners' capital (deficit) at Jun. 30, 2016	$ (13,616,392)	$ (11,724,499)	$ (1,891,893)	$ (2,914,844)	$ (2,563,506)	$ (351,338)	$ (7,705,654)	$ (7,161,990)	$ (543,664)	$ 590,566	$ 956,867	$ (366,301)	$ (3,843,605)	$ (3,494,941)	$ (348,664)	$ 257,145	$ 539,071	$ (281,926)