CONDENSED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL (DEFICIT) (USD $)	Series Twenty [Member] Assignees [Member]	Series Twenty [Member] General Partner [Member]	Series Twenty [Member]	Series Twenty One [Member] Assignees [Member]	Series Twenty One [Member] General Partner [Member]	Series Twenty One [Member]	Series Twenty Two [Member] Assignees [Member]	Series Twenty Two [Member] General Partner [Member]	Series Twenty Two [Member]	Series Twenty Three [Member] Assignees [Member]	Series Twenty Three [Member] General Partner [Member]	Series Twenty Three [Member]	Series Twenty Four [Member] Assignees [Member]	Series Twenty Four [Member] General Partner [Member]	Series Twenty Four [Member]	Series Twenty Five [Member] Assignees [Member]	Series Twenty Five [Member] General Partner [Member]	Series Twenty Five [Member]	Series Twenty Six [Member] Assignees [Member]	Series Twenty Six [Member] General Partner [Member]	Series Twenty Six [Member]	Series Twenty Seven [Member] Assignees [Member]	Series Twenty Seven [Member] General Partner [Member]	Series Twenty Seven [Member]	Series Twenty Eight [Member] Assignees [Member]	Series Twenty Eight [Member] General Partner [Member]	Series Twenty Eight [Member]	Series Twenty Nine [Member] Assignees [Member]	Series Twenty Nine [Member] General Partner [Member]	Series Twenty Nine [Member]	Series Thirty [Member] Assignees [Member]	Series Thirty [Member] General Partner [Member]	Series Thirty [Member]	Series Thirty One [Member] Assignees [Member]	Series Thirty One [Member] General Partner [Member]	Series Thirty One [Member]	Series Thirty Two [Member] Assignees [Member]	Series Thirty Two [Member] General Partner [Member]	Series Thirty Two [Member]	Series Thirty Three [Member] Assignees [Member]	Series Thirty Three [Member] General Partner [Member]	Series Thirty Three [Member]	Series Thirty Four [Member] Assignees [Member]	Series Thirty Four [Member] General Partner [Member]	Series Thirty Four [Member]	Series Thirty Five [Member] Assignees [Member]	Series Thirty Five [Member] General Partner [Member]	Series Thirty Five [Member]	Series Thirty Six [Member] Assignees [Member]	Series Thirty Six [Member] General Partner [Member]	Series Thirty Six [Member]	Series Thirty Seven [Member] Assignees [Member]	Series Thirty Seven [Member] General Partner [Member]	Series Thirty Seven [Member]	Series Thirty Eight [Member] Assignees [Member]	Series Thirty Eight [Member] General Partner [Member]	Series Thirty Eight [Member]	Series Thirty Nine [Member] Assignees [Member]	Series Thirty Nine [Member] General Partner [Member]	Series Thirty Nine [Member]	Series Forty [Member] Assignees [Member]	Series Forty [Member] General Partner [Member]	Series Forty [Member]	Series Forty One [Member] Assignees [Member]	Series Forty One [Member] General Partner [Member]	Series Forty One [Member]	Series Forty Two [Member] Assignees [Member]	Series Forty Two [Member] General Partner [Member]	Series Forty Two [Member]	Series Forty Three [Member] Assignees [Member]	Series Forty Three [Member] General Partner [Member]	Series Forty Three [Member]	Series Forty Four [Member] Assignees [Member]	Series Forty Four [Member] General Partner [Member]	Series Forty Four [Member]	Series Forty Five [Member] Assignees [Member]	Series Forty Five [Member] General Partner [Member]	Series Forty Five [Member]	Series Forty Six [Member] Assignees [Member]	Series Forty Six [Member] General Partner [Member]	Series Forty Six [Member]	Assignees [Member]	General Partner [Member]	Total
Partners' capital (deficit) at Mar. 31, 2011	$ (2,134,583)	$ (332,927)	$ (2,467,510)	$ (1,079,725)	$ (174,493)	$ (1,254,218)	$ (2,432,731)	$ (245,869)	$ (2,678,600)	$ (1,831,017)	$ (306,219)	$ (2,137,236)	$ (2,218,387)	$ (209,577)	$ (2,427,964)	$ (1,383,095)	$ (274,015)	$ (1,657,110)	$ (1,503,901)	$ (358,881)	$ (1,862,782)	$ (1,305,173)	$ (221,716)	$ (1,526,889)	$ (752,578)	$ (354,822)	$ (1,107,400)	$ (2,325,521)	$ (365,558)	$ (2,691,079)	$ (867,536)	$ (238,113)	$ (1,105,649)	$ (1,774,270)	$ (401,011)	$ (2,175,281)	$ (1,563,253)	$ (426,257)	$ (1,989,510)	$ (1,231,680)	$ (240,502)	$ (1,472,182)	$ (2,628,390)	$ (329,974)	$ (2,958,364)	$ (1,107,304)	$ (296,059)	$ (1,403,363)	$ (1,454,692)	$ (195,162)	$ (1,649,854)	$ (1,158,678)	$ (229,445)	$ (1,388,123)	$ 62,178	$ (219,861)	$ (157,683)	$ 571,129	$ (192,657)	$ 378,472	$ 615,517	$ (220,998)	$ 394,519	$ 1,298,560	$ (238,569)	$ 1,059,991	$ 3,170,482	$ (211,347)	$ 2,959,135	$ 5,965,988	$ (264,507)	$ 5,701,481	$ 6,409,788	$ (175,102)	$ 6,234,686	$ 13,719,154	$ (218,657)	$ 13,500,497	$ 11,733,826	$ (146,873)	$ 11,586,953	$ 14,794,108	$ (7,089,171)	$ 7,704,937
Net income (loss)	(31,918)	(322)	(32,240)	95,999	970	96,969	(157,362)	(1,590)	(158,952)	(149,139)	(1,506)	(150,645)	45,805	463	46,268	1,212,894	12,251	1,225,145	(118,057)	(1,192)	(119,249)	(193,368)	(1,953)	(195,321)	(228,604)	(2,309)	(230,913)	(222,305)	(2,246)	(224,551)	(143,620)	(1,451)	(145,071)	(270,837)	(2,736)	(273,573)	(272,509)	(2,753)	(275,262)	(57,961)	(585)	(58,546)	(205,168)	(2,072)	(207,240)	(256,389)	(2,590)	(258,979)	(147,218)	(1,487)	(148,705)	33,309	336	33,645	(308,790)	(3,119)	(311,909)	(230,157)	(2,325)	(232,482)	(470,407)	(4,752)	(475,159)	(804,484)	(8,126)	(812,610)	(350,510)	(3,540)	(354,050)	(678,569)	(6,854)	(685,423)	(1,100,891)	(11,120)	(1,112,011)	(1,153,801)	(11,655)	(1,165,456)	(680,393)	(6,873)	(687,266)	(6,844,450)	(69,136)	(6,913,586)
Partners' capital (deficit) at Dec. 31, 2011	(2,166,501)	(333,249)	(2,499,750)	(983,726)	(173,523)	(1,157,249)	(2,590,093)	(247,459)	(2,837,552)	(1,980,156)	(307,725)	(2,287,881)	(2,172,582)	(209,114)	(2,381,696)	(170,201)	(261,764)	(431,965)	(1,621,958)	(360,073)	(1,982,031)	(1,498,541)	(223,669)	(1,722,210)	(981,182)	(357,131)	(1,338,313)	(2,547,826)	(367,804)	(2,915,630)	(1,011,156)	(239,564)	(1,250,720)	(2,045,107)	(403,747)	(2,448,854)	(1,835,762)	(429,010)	(2,264,772)	(1,289,641)	(241,087)	(1,530,728)	(2,833,558)	(332,046)	(3,165,604)	(1,363,693)	(298,649)	(1,662,342)	(1,601,910)	(196,649)	(1,798,559)	(1,125,369)	(229,109)	(1,354,478)	(246,612)	(222,980)	(469,592)	340,972	(194,982)	145,990	145,110	(225,750)	(80,640)	494,076	(246,695)	247,381	2,819,972	(214,887)	2,605,085	5,287,419	(271,361)	5,016,058	5,308,897	(186,222)	5,122,675	12,565,353	(230,312)	12,335,041	11,053,433	(153,746)	10,899,687	7,949,658	(7,158,307)	791,351
Partners' capital (deficit) at Sep. 30, 2011
Net income (loss)			3,472			160,849			(46,647)			(35,142)			23,711			154,486			47,288			(65,270)			(77,040)			(84,407)			(44,836)			(84,610)			(70,023)			26,083			(52,146)			(54,399)			(8,315)			(6,953)			(105,111)			(91,212)			(111,055)			(284,582)			(163,029)			(216,766)			(462,779)			(437,462)			(213,170)			(2,299,065)
Partners' capital (deficit) at Dec. 31, 2011			$ (2,499,750)			$ (1,157,249)			$ (2,837,552)			$ (2,287,881)			$ (2,381,696)			$ (431,965)			$ (1,982,031)			$ (1,722,210)			$ (1,338,313)			$ (2,915,630)			$ (1,250,720)			$ (2,448,854)			$ (2,264,772)			$ (1,530,728)			$ (3,165,604)			$ (1,662,342)			$ (1,798,559)			$ (1,354,478)			$ (469,592)			$ 145,990			$ (80,640)			$ 247,381			$ 2,605,085			$ 5,016,058			$ 5,122,675			$ 12,335,041			$ 10,899,687			$ 791,351