Consolidated Statements of Changes in Equity (LP) - USD ($) shares in Thousands, $ in Thousands	Total	Real estate fund investments	Other	Preferred Shares / Units	Common Shares	Earnings Less Than Distributions	Accumulated Other Comprehensive (Loss) Income	Non- controlling Interests in Consolidated Subsidiaries	Non- controlling Interests in Consolidated Subsidiaries Real estate fund investments	Non- controlling Interests in Consolidated Subsidiaries Other	Vornado Realty L.P.	Vornado Realty L.P. Real estate fund investments	Vornado Realty L.P. Other	Vornado Realty L.P. Preferred Shares / Units	Vornado Realty L.P. Class A Units Owned by Vornado	Vornado Realty L.P. Earnings Less Than Distributions	Vornado Realty L.P. Accumulated Other Comprehensive (Loss) Income	Vornado Realty L.P. Non- controlling Interests in Consolidated Subsidiaries	Vornado Realty L.P. Non- controlling Interests in Consolidated Subsidiaries Real estate fund investments	Vornado Realty L.P. Non- controlling Interests in Consolidated Subsidiaries Other	Series N	Series N Preferred Shares / Units	Series N Vornado Realty L.P.	Series N Vornado Realty L.P. Preferred Shares / Units	Series K Preferred Stock	Series K Preferred Stock Preferred Shares / Units	Series K Preferred Stock Earnings Less Than Distributions	Series K Preferred Stock Vornado Realty L.P.	Series K Preferred Stock Vornado Realty L.P. Preferred Shares / Units	Series K Preferred Stock Vornado Realty L.P. Earnings Less Than Distributions	4.45% Series O	4.45% Series O Preferred Shares / Units	4.45% Series O Vornado Realty L.P.	4.45% Series O Vornado Realty L.P. Preferred Shares / Units	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjustment Earnings Less Than Distributions	Cumulative Effect, Period of Adoption, Adjustment Vornado Realty L.P.	Cumulative Effect, Period of Adoption, Adjustment Vornado Realty L.P. Earnings Less Than Distributions
Beginning balance, shares at Dec. 31, 2018				36,800	190,535									36,800	190,535
Beginning balance, value at Dec. 31, 2018	$ 5,107,883			$ 891,294	$ 7,600	$ (4,167,184)	$ 7,664	$ 642,652			$ 5,107,883			$ 891,294	$ 7,733,457	$ (4,167,184)	$ 7,664	$ 642,652
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) attributable to the entities	3,147,937					3,147,937					3,358,809					3,358,809
Net loss attributable to redeemable partnership units	(210,872)										(210,872)					(210,872)
Net loss attributable to noncontrolling interests in consolidated subsidiaries	(24,547)							(24,547)			(24,547)							(24,547)
Special dividend ($1.95 per share)	(372,380)					(372,380)					(372,380)					(372,380)
Distributions to Vornado	(503,785)					(503,785)					(503,785)					(503,785)
Dividends on preferred shares / Distributions to preferred unitholders (see Note 11 for dividends per share amounts)	(50,131)					(50,131)					(50,131)					(50,131)
Common shares issued:
Upon redemption of redeemable Class A units, at redemption value, shares					171										171
Upon redemption of redeemable Class A units, at redemption value	11,250				$ 7						11,250				$ 11,250
Under Vornado's employees' share option plan, shares					245										245
Under Vornado's employees' share option plan	(3,098)				$ 10	(8,587)					(3,098)				$ 5,489	(8,587)
Under Vornado's dividend reinvestment plan, shares					22										22
Under Vornado's dividend reinvestment plan	1,414				$ 1						1,414				$ 1,414
Contributions
Contributions:		$ 9,023	$ 8,848						$ 9,023	$ 8,848		$ 9,023	$ 8,848						$ 9,023	$ 8,848
Distributions:
Distributions			(45,587)							(45,587)	(45,587)							(45,587)
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, shares				(2)	6									(2)	6
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, value	0			$ (80)							0			$ (80)	$ 80
Deferred compensation shares / units and options, Shares					7										7
Deferred compensation shares / units and options, Value	990					(105)					990				$ 1,095	(105)
Amounts reclassified related to a nonconsolidated subsidiary	(2,311)						(2,311)				(2,311)						(2,311)
Other comprehensive income (loss) of nonconsolidated subsidiaries	(938)						(938)				(938)						(938)
Increase (reduction) in interest rate swaps	(47,885)						(47,885)				(47,885)						(47,885)
Unearned Out-Performance Plan awards acceleration	11,720										11,720				11,720
Redeemable Class A unit measurement adjustment	70,810										70,810				70,810
Redeemable noncontrolling interests' share of above adjustments	3,235						3,235				3,235						3,235
Deconsolidation of partially owned entity	$ (11,441)							(11,441)			(11,441)							(11,441)
Other, shares	(2)													(2)
Other, value	$ (29)					(31)	2	0			(29)				$ 0	(31)	2	0
Ending balance, shares at Dec. 31, 2019				36,796	190,986									36,796	190,986
Ending balance, value at Dec. 31, 2019	$ 7,310,978			$ 891,214	$ 7,618	(1,954,266)	(40,233)	578,948			$ 7,310,978			$ 891,214	$ 7,835,315	(1,954,266)	(40,233)	578,948																	$ (16,064)	$ (16,064)	$ (16,064)	$ (16,064)
Distributions:
Accounting Standards Update [Extensible List]	Accounting Standards Update 2016-13 [Member]										Accounting Standards Update 2016-13 [Member]
Net income (loss) attributable to the entities	$ (297,005)					(297,005)					$ (321,951)					(321,951)
Net loss attributable to redeemable partnership units	24,946										24,946					24,946
Net loss attributable to noncontrolling interests in consolidated subsidiaries	(140,438)							(140,438)			(140,438)							(140,438)
Special dividend ($1.95 per share)											(51,739)					(51,739)
Distributions to Vornado											(454,939)					(454,939)
Dividends on preferred shares / Distributions to preferred unitholders (see Note 11 for dividends per share amounts)	(51,739)					(51,739)
Cumulative redeemable preferred units issuance, shares																						12,000		12,000
Cumulative redeemable preferred shares issuance																					$ 291,182	$ 291,182	$ 291,182	$ 291,182
Upon redemption of redeemable Class A units, at redemption value, shares					236										236
Upon redemption of redeemable Class A units, at redemption value	9,266				$ 9						9,266				$ 9,266
Under Vornado's employees' share option plan, shares					69										69
Under Vornado's employees' share option plan	3,517				$ 3	0					3,517				$ 3,517	0
Under Vornado's dividend reinvestment plan, shares					47										47
Under Vornado's dividend reinvestment plan	2,345				$ 2						2,345				$ 2,345
Contributions:		$ 3,389	$ 4,305						$ 3,389	$ 4,305		$ 3,389	$ 4,305						$ 3,389	$ 4,305
Distributions	(33,007)							(33,007)			(33,007)							(33,007)
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, shares				(3)	4									(3)	4
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, value	0			$ (57)							0			$ (57)	$ 57
Deferred compensation shares / units and options, Shares					13										13
Deferred compensation shares / units and options, Value	1,169				$ 1	(137)					1,169				$ 1,306	(137)
Amounts reclassified related to a nonconsolidated subsidiary	0										0
Other comprehensive income (loss) of nonconsolidated subsidiaries	(14,342)						(14,342)				(14,342)						(14,342)
Increase (reduction) in interest rate swaps	(29,972)						(29,972)				(29,972)						(29,972)
Unearned Out-Performance Plan awards acceleration	10,824										10,824				10,824
Redeemable Class A unit measurement adjustment	344,043										344,043				344,043
Redeemable noncontrolling interests' share of above adjustments	2,914						2,914				2,914						2,914
Other, shares														0
Other, value	1,729					(32)	6,534	1,760			1,729				$ (6,533)	(32)	6,534	1,760
Ending balance, shares at Dec. 31, 2020				48,793	191,355									48,793	191,355
Ending balance, value at Dec. 31, 2020	6,948,155			$ 1,182,339	$ 7,633	(2,774,182)	(75,099)	414,957			6,948,155			$ 1,182,339	$ 8,200,140	(2,774,182)	(75,099)	414,957
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) attributable to the entities	175,999					175,999					183,539					183,539
Net loss attributable to redeemable partnership units	(7,540)										(7,540)					(7,540)
Net loss attributable to noncontrolling interests in consolidated subsidiaries	20,826							20,826			20,826							20,826
Distributions to Vornado											(406,109)					(406,109)
Dividends on preferred shares / Distributions to preferred unitholders (see Note 11 for dividends per share amounts)	(65,880)					(65,880)					(65,880)					(65,880)
Cumulative redeemable preferred units issuance, shares																																12,000		12,000
Cumulative redeemable preferred shares issuance																															$ 291,153	$ 291,153	$ 291,153	$ 291,153
Common shares issued:
Upon redemption of redeemable Class A units, at redemption value, shares					350										350
Upon redemption of redeemable Class A units, at redemption value	14,576				$ 14						14,576				$ 14,576
Under Vornado's employees' share option plan, shares					1										1
Under Vornado's employees' share option plan	22				$ 0						22				$ 22
Under Vornado's dividend reinvestment plan, shares					21										21
Under Vornado's dividend reinvestment plan	877				$ 1						877				$ 877
Contributions
Contributions:	4,052							4,052			4,052							4,052
Distributions:
Distributions	(160,975)							(160,975)			(160,975)							(160,975)
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, shares				0	1									0	1
Conversion of Series A preferred shares to common shares / Conversion of Series A preferred units to Class A units, value	0			$ (13)	$ 0						0			$ (13)	$ 13
Deferred compensation shares / units and options, Shares					(4)										(4)
Deferred compensation shares / units and options, Value	792				$ 0	(114)					792				$ 906	(114)
Amounts reclassified related to a nonconsolidated subsidiary	0										0
Other comprehensive income (loss) of nonconsolidated subsidiaries	10,275						10,275				10,275						10,275
Increase (reduction) in interest rate swaps	51,337						51,337				51,337						51,337
Unearned Out-Performance Plan awards acceleration	10,283										10,283				10,283
Redeemable Class A unit measurement adjustment	(76,073)										(76,073)				(76,073)
Series K cumulative redeemable preferred shares called for redemption, shares																										(12,000)			(12,000)
Series K cumulative redeemable preferred shares called for redemption																									$ (300,000)	$ (290,967)	$ (9,033)	$ (300,000)	$ (290,967)	$ (9,033)
Redeemable noncontrolling interests' share of above adjustments	(4,048)						(4,048)				(4,048)						(4,048)
Other, value	(24)			$ (53)		(1)	1	32			(24)			$ (53)	$ (3)	(1)	1	32
Ending balance, shares at Dec. 31, 2021				48,793	191,724									48,793	191,724
Ending balance, value at Dec. 31, 2021	$ 6,515,238			$ 1,182,459	$ 7,648	$ (3,079,320)	$ (17,534)	$ 278,892			$ 6,515,238			$ 1,182,459	$ 8,150,741	$ (3,079,320)	$ (17,534)	$ 278,892