STATEMENT OF MEMBERS DEFICIENCY (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Members' Deficiency, Beginning Balance	$ (4,855,980)	$ (4,860,381)
Share of Net Income for Year	1,967,456	3,287,105
Distributions	(2,570,006)	(3,282,704)
Members' Deficiency, Ending Balance	(5,458,530)	(4,855,980)
Anthony E. Malkin Joint Venture #1 [Member]
Members' Deficiency, Beginning Balance	(485,598)	(486,038)
Share of Net Income for Year	196,746	328,711
Distributions	(257,001)	(328,271)
Members' Deficiency, Ending Balance	(545,853)	(485,598)
Anthony E. Malkin Joint Venture #2 [Member]
Members' Deficiency, Beginning Balance	(485,598)	(486,038)
Share of Net Income for Year	196,746	328,711
Distributions	(257,001)	(328,271)
Members' Deficiency, Ending Balance	(545,853)	(485,598)
Anthony E. Malkin Joint Venture #3 [Member]
Members' Deficiency, Beginning Balance	(485,596)	(486,036)
Share of Net Income for Year	196,746	328,711
Distributions	(257,001)	(328,271)
Members' Deficiency, Ending Balance	(545,851)	(485,596)
Anthony E. Malkin Joint Venture #4 [Member]
Members' Deficiency, Beginning Balance	(485,597)	(486,037)
Share of Net Income for Year	196,746	328,711
Distributions	(257,001)	(328,271)
Members' Deficiency, Ending Balance	(545,852)	(485,597)
Peter L. Malkin Joint Venture #1 [Member]
Members' Deficiency, Beginning Balance	(485,595)	(486,036)
Share of Net Income for Year	196,746	328,711
Distributions	(257,001)	(328,270)
Members' Deficiency, Ending Balance	(545,850)	(485,595)
Peter L. Malkin Joint Venture #2 [Member]
Members' Deficiency, Beginning Balance	(485,596)	(486,036)
Share of Net Income for Year	196,746	328,710
Distributions	(257,001)	(328,270)
Members' Deficiency, Ending Balance	(545,851)	(485,596)
Peter L. Malkin Joint Venture #3 [Member]
Members' Deficiency, Beginning Balance	(485,598)	(486,038)
Share of Net Income for Year	196,745	328,710
Distributions	(257,000)	(328,270)
Members' Deficiency, Ending Balance	(545,853)	(485,598)
Peter L. Malkin Joint Venture #4 [Member]
Members' Deficiency, Beginning Balance	(485,600)	(486,040)
Share of Net Income for Year	196,745	328,710
Distributions	(257,000)	(328,270)
Members' Deficiency, Ending Balance	(545,855)	(485,600)
Peter L. Malkin Joint Venture #5 [Member]
Members' Deficiency, Beginning Balance	(485,600)	(486,040)
Share of Net Income for Year	196,745	328,710
Distributions	(257,000)	(328,270)
Members' Deficiency, Ending Balance	(545,855)	(485,600)
Peter L. Malkin Joint Venture #6 [Member]
Members' Deficiency, Beginning Balance	(485,602)	(486,042)
Share of Net Income for Year	196,745	328,710
Distributions	(257,000)	(328,270)
Members' Deficiency, Ending Balance	$ (545,857)	$ (485,602)