STATEMENT OF MEMBERS DEFICIENCY (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Members' Deficiency, Beginning Balance	$ (13,296,760)	$ (14,533,739)
Share of Net Income For the Year	3,736,707	2,283,399
Distributions	(3,929,358)	(1,046,420)
Members' Deficiency, Ending Balance	(13,489,411)	(13,296,760)
Peter L. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,537)	(2,076,249)
Share of Net Income For the Year	533,815	326,200
Distributions	(561,337)	(149,488)
Members' Deficiency, Ending Balance	(1,927,059)	(1,899,537)
Anthony E. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,536)	(2,076,248)
Share of Net Income For the Year	533,815	326,200
Distributions	(561,337)	(149,488)
Members' Deficiency, Ending Balance	(1,927,058)	(1,899,536)
Peter L. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,538)	(2,076,249)
Share of Net Income For the Year	533,815	326,200
Distributions	(561,337)	(149,489)
Members' Deficiency, Ending Balance	(1,927,060)	(1,899,538)
Anthony E. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,537)	(2,076,248)
Share of Net Income For the Year	533,815	326,200
Distributions	(561,337)	(149,489)
Members' Deficiency, Ending Balance	(1,927,059)	(1,899,537)
Peter L. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,537)	(2,076,248)
Share of Net Income For the Year	533,815	326,200
Distributions	(561,337)	(149,489)
Members' Deficiency, Ending Balance	(1,927,059)	(1,899,537)
Peter L. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,537)	(2,076,248)
Share of Net Income For the Year	533,816	326,200
Distributions	(561,337)	(149,489)
Members' Deficiency, Ending Balance	(1,927,058)	(1,899,537)
Peter L. Malkin Group [Member]
Members' Deficiency, Beginning Balance	(1,899,538)	(2,076,249)
Share of Net Income For the Year	533,816	326,199
Distributions	(561,336)	(149,488)
Members' Deficiency, Ending Balance	$ (1,927,058)	$ (1,899,538)