Vornado Capital Partners Real Estate Fund (the "Fund") (Narratives) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 Investments	Dec. 31, 2012 Investments
Investment Holdings [Line Items]
Aggregate fair value of Real Estate Fund investments	$ 667,710	$ 600,786
Real Estate Fund [Member]
Investment Holdings [Line Items]
Excess of fair value over cost	153,413
Unfunded Commitments Of Fund	149,186
Term of the Fund, years	8 years
Investment period for commitments of the Fund, years	3 years
Number Of Investments Held By The Fund	9	9
Vornado Realty Trust [Member]
Investment Holdings [Line Items]
Unfunded Commitments Of Fund	$ 37,297