Consolidated Balance Sheets (USD $)	Mar. 31, 2014	Dec. 31, 2013
Real estate, at cost:
Land	$ 4,058,317,000	$ 4,068,306,000
Buildings and improvements	12,477,661,000	12,475,556,000
Development costs and construction in progress	1,410,465,000	1,353,121,000
Leasehold improvements and equipment	133,699,000	132,483,000
Total	18,080,142,000	18,029,466,000
Less accumulated depreciation and amortization	(3,441,223,000)	(3,381,457,000)
Real estate, net	14,638,919,000	14,648,009,000
Cash and cash equivalents	1,156,727,000	583,290,000
Restricted cash	210,184,000	262,440,000
Marketable securities	205,042,000	191,917,000
Tenant and other receivables, net of allowance for doubtful accounts of $20,233 and $21,869	123,486,000	115,862,000
Real Estate Fund investments	682,002,000	667,710,000
Mortgage and mezzanine loans receivable, net of allowance of $5,824 and $5,845	42,749,000	170,972,000
Receivable arising from the straight-lining of rents, net of allowance of $3,979 and $4,355	830,381,000	817,357,000
Deferred leasing and financing costs, net of accumulated amortization of $277,257 and $264,451	437,056,000	411,927,000
Identified intangible assets, net of accumulated amortization of $290,214 and $277,998	299,759,000	311,963,000
Assets related to discontinued operations	207,575,000	314,622,000
Other assets	290,544,000	351,488,000
Assets	20,369,352,000	20,097,224,000
LIABILITIES, REDEEMABLE NONCONTROLLING INTERESTS AND EQUITY
Mortgages payable	8,913,358,000	8,331,993,000
Senior unsecured notes	1,343,442,000	1,350,855,000
Revolving credit facility debt	88,138,000	295,870,000
Accounts payable and accrued expenses	457,858,000	422,276,000
Deferred revenue	514,605,000	529,048,000
Deferred compensation plan	121,970,000	116,515,000
Deferred tax liabilities	1,272,000	1,280,000
Liabilities related to discontinued operations	0	13,950,000
Other liabilities	378,551,000	437,073,000
Total liabilities	11,819,194,000	11,498,860,000
Commitments and contingencies
Redeemable noncontrolling interests:
Class A units - 11,564,839 and 11,292,038 units outstanding	1,139,831,000	1,002,620,000
Series D cumulative redeemable preferred unit - 1 unit outstanding	1,000,000	1,000,000
Total redeemable noncontrolling interests	1,140,831,000	1,003,620,000
Vornado shareholders' equity:
Preferred shares of beneficial interest: no par value per share; authorized 110,000,000 shares; issued and outstanding 52,682,807 shares	1,277,225,000	1,277,225,000
Common shares of beneficial interest: $.04 par value per share; authorized, 250,000,000 shares; issued and outstanding 187,411,596 and 187,284,688 shares	7,474,000	7,469,000
Additional capital	7,017,611,000	7,143,840,000
Earnings less than distributions	(1,809,609,000)	(1,734,839,000)
Accumulated other comprehensive income	77,626,000	71,537,000
Total Vornado shareholders' equity	6,570,327,000	6,765,232,000
Noncontrolling interests in consolidated subsidiaries	839,000,000	829,512,000
Total equity	7,409,327,000	7,594,744,000
Total liabilities, redeemable noncontrolling interests and equity	20,369,352,000	20,097,224,000
Toys R Us [Member]
Real estate, at cost:
Investments in partially owned entities	75,932,000	83,224,000
All Equity Method Investees Excluding Toys [Member]
Real estate, at cost:
Investments in partially owned entities	$ 1,168,996,000	$ 1,166,443,000