Vornado Capital Partners Real Estate Fund (the "Fund") (Details 1) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended		9 Months Ended
	Oct. 31, 2014	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Details Of Income From Real Estate Funds [Abstract]
Income from Real Estate Fund		$ 24,160	$ 22,913	$ 142,418	$ 73,947
Net realized gains on exited investments	443,000
Less (income) attributable to noncontrolling interests		(9,685)	(23,833)	(85,239)	(50,049)
Income From Real Estate Fund Attributable To Parent Company		15,572	7,491	61,201	34,626
Fee And Other Income		46,411	60,849	142,618	205,523
Real Estate Fund [Member]
Details Of Income From Real Estate Funds [Abstract]
Less (income) attributable to noncontrolling interests		(8,588)	(15,422)	(81,217)	(39,321)
Fee And Other Income		759	770	2,208	2,446
Net investment income [Member]
Details Of Income From Real Estate Funds [Abstract]
Income from Real Estate Fund		3,829	2,362	10,860	6,287
Net realized gains on exited investments [Member]
Details Of Income From Real Estate Funds [Abstract]
Net realized gains on exited investments		51,584	8,184	126,653	8,184
Previously recorded unrealized gains on exited investments		(49,586)	0	(50,316)	0
Net unrealized gains on held investments [Member]
Details Of Income From Real Estate Funds [Abstract]
Income from Real Estate Fund		$ 18,333	$ 12,367	$ 55,221	$ 59,476