Redeemable Noncontrolling Interests (Activity of Redeemable Noncontrolling Interests) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Redeemable Noncontrolling Interests Rollforward
Beginning balance			$ 688,683
Net (loss) income	$ 606	$ 2,818	6,382	$ 6,683
Other comprehensive income	8,299	426	15,044	2,016
Ending balance	483,302		483,302
Partnership Interest
Redeemable Noncontrolling Interests Rollforward
Beginning balance	412,022	654,771	590,975	511,747
Net (loss) income	606	2,818	6,382	6,683
Other comprehensive income	8,299	426	15,044	2,016
Distributions	(7,579)	(7,553)	(22,740)	(22,422)
Other, net	3,575	13,036	22,601	30,835
Ending balance	394,074	594,649	394,074	594,649
Partnership Interest \| Class A Unit
Redeemable Noncontrolling Interests Rollforward
Redemption of Class A units for Vornado common shares, at redemption value	(992)	(4,749)	(2,569)	(13,058)
Redeemable Class A unit measurement adjustment	(21,857)	(64,100)	(215,619)	78,848
Subsidiary
Redeemable Noncontrolling Interests Rollforward
Beginning balance	93,987	94,913	97,708	94,520
Net (loss) income	(4,759)	1,126	(8,480)	1,519
Ending balance	$ 89,228	$ 96,039	$ 89,228	$ 96,039

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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