Redeemable Noncontrolling Interests (Activity of Redeemable Noncontrolling Interests) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Redeemable Noncontrolling Interests Rollforward
Beginning balance			$ 436,732
Net income (loss)	$ 3,608	$ 3,782	4,037	$ 5,776
Other comprehensive income (loss)	4,472	1,611	(1,608)	6,745
Ending balance	480,296		480,296
Partnership Interest
Redeemable Noncontrolling Interests Rollforward
Beginning balance	351,743	649,758	348,692	590,975
Net income (loss)	3,608	3,782	4,037	5,776
Other comprehensive income (loss)	4,472	1,611	(1,608)	6,745
Distributions	(28)	(7,577)	(5,629)	(15,161)
Other, net	12,582	5,721	3,229	19,026
Ending balance	410,276	412,022	410,276	412,022
Partnership Interest \| Class A Unit
Redeemable Noncontrolling Interests Rollforward
Redemption of Class A units for Vornado common shares, at redemption value	(5,371)	(860)	(5,558)	(1,577)
Redeemable Class A unit measurement adjustment	43,270	(240,413)	67,113	(193,762)
Subsidiary
Redeemable Noncontrolling Interests Rollforward
Beginning balance	78,796	97,403	88,040	97,708
Net income (loss)	(8,776)	(3,416)	(18,020)	(3,721)
Ending balance	$ 70,020	$ 93,987	$ 70,020	$ 93,987

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Adjustments to reflect redeemable Class A Operating Partnership units

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Other Net Attributable To Redeemable Noncontrolling Interest

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Redeemable Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders

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