CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash Flows from Operating Activities:
Net income	$ 937,204	$ 20,116	$ 32,888
Adjustments to reconcile net income to net cash provided by operating activities:
Prepaid lease payment (net of initial direct costs)	901,409	0	0
Gain on sales-type lease	(803,248)	0	0
Depreciation and amortization (including amortization of deferred financing costs)	481,456	469,423	457,574
Equity in net income of partially owned entities	(141,310)	(112,464)	(38,689)
Distributions of income from partially owned entities	114,754	142,880	172,873
Straight-lining of rents	(71,960)	(5,086)	(8,808)
Net gains on disposition of wholly owned and partially owned assets	(35,291)	(16,048)	(71,199)
Stock-based compensation expense	25,479	30,172	43,201
Amortization of interest rate cap premiums	23,466	41,745	10,989
Change in deferred tax liability	3,530	13,008	17,020
Amortization of below-market leases, net	(383)	(3,035)	(5,268)
Real estate impairment losses	0	0	45,007
Credit losses on investments	0	0	8,269
Net realized and unrealized gain on real estate fund investments	0	0	(1,861)
Return of capital from real estate fund investments	0	0	1,861
Other non-cash adjustments	4,510	13,995	9,874
Changes in operating assets and liabilities:
Tenant and other receivables	(18,787)	4,704	9,379
Prepaid assets	8,644	(8,346)	(12,854)
Other assets	(133,058)	(74,420)	(79,110)
Lease liabilities	(43,352)	16,900	17,582
Accounts payable and accrued expenses	6,277	(6,800)	10,723
Other liabilities	(955)	10,979	28,701
Net cash provided by operating activities	1,258,385	537,723	648,152
Cash Flows from Investing Activities:
Proceeds from partial redemption of Fifth Avenue and Times Square JV preferred equity	749,000	0	0
Acquisitions of real estate and other	(296,681)	0	(33,145)
Additions to real estate	(268,258)	(222,739)	(211,899)
Development costs and construction in progress	(144,609)	(242,874)	(552,701)
Proceeds from sales of real estate and other	58,339	2,000	123,519
Distributions of capital from partially owned entities	50,927	0	18,869
Proceeds from sale of condominium units and ancillary amenities at 220 Central Park South	37,374	31,605	24,484
Investments in partially owned entities	(35,585)	(115,357)	(57,297)
Investment in loan receivable	(35,000)	(50,000)	0
Proceeds from maturities of U.S. Treasury bills	0	0	468,598
Proceeds from repayment of participation in 150 West 34th Street mortgage loan	0	0	105,000
Deconsolidation of cash and restricted cash held by a previously consolidated entity	0	0	(14,216)
Net cash provided by (used in) investing activities	115,507	(597,365)	(128,788)
Cash Flows from Financing Activities:
Repayments of borrowings	(1,903,513)	(97,439)	(148,000)
Proceeds from borrowings	835,794	75,000	0
Distributions to Vornado	(141,277)	(141,103)	(129,066)
Distributions to preferred unitholders	(62,104)	(62,112)	(62,116)
Repurchase of Class A units owned by Vornado	(50,991)	0	(29,183)
Distributions to redeemable security holders and noncontrolling interests in consolidated subsidiaries	(23,067)	(18,156)	(38,970)
Deferred financing costs	(7,478)	(13,870)	(4,424)
Contributions from noncontrolling interests in consolidated subsidiaries	6,712	5,300	132,701
Other financing activity, net	(41)	57	121
Net cash used in financing activities	(1,345,965)	(252,323)	(278,937)
Net increase (decrease) in cash and cash equivalents and restricted cash	27,927	(311,965)	240,427
Cash and cash equivalents and restricted cash at beginning of period	949,619	1,261,584	1,021,157
Cash and cash equivalents and restricted cash at end of period	977,546	949,619	1,261,584
Reconciliation of Cash and Cash Equivalents and Restricted Cash:
Cash and cash equivalents at beginning of period	733,947	997,002	889,689
Restricted cash at beginning of period	215,672	264,582	131,468
Cash and cash equivalents and restricted cash at beginning of period	949,619	1,261,584	1,021,157
Cash and cash equivalents at end of period	840,850	733,947	997,002
Restricted cash at end of period	136,696	215,672	264,582
Cash and cash equivalents and restricted cash at end of period	977,546	949,619	1,261,584
Supplemental Disclosure of Cash Flow Information:
Cash payments for interest (excluding capitalized interest) and interest rate cap premiums	313,093	322,774	381,410
Cash payments for income taxes	5,201	7,608	10,365
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Redeemable Class A unit measurement adjustment	183,578	(226,586)	(138,114)
Write-off of fully depreciated assets	(115,939)	(122,548)	(82,343)
Change in fair value of consolidated interest rate hedges and other	(53,452)	947	(112,051)
Accrued capital expenditures included in accounts payable and accrued expenses	43,875	39,784	52,091
Reclassification of assets held for sale (included in "other assets")	3,044	15,279	0
Initial investment in Sunset Pier 94 Joint Venture upon contribution of leasehold interest	0	0	50,090
770 Broadway
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Real estate	172,120	0	0
Receivable arising from the straight-lining of rents	26,362	0	0
Deferred leasing costs, net of accumulated amortization	60,308	0	0
Other	7,322	0	0
Decrease in assets and liabilities resulting from the deconsolidation of Pier 94:
Real estate	172,120	0	0
Pier 94
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Real estate	0	0	21,693
Decrease in assets and liabilities resulting from the deconsolidation of Pier 94:
Real estate	0	0	21,693
Right-of-use assets	0	0	7,081
Lease liabilities	0	0	(20,692)
Vornado Realty L.P.
Cash Flows from Operating Activities:
Net income	937,204	20,116	32,888
Adjustments to reconcile net income to net cash provided by operating activities:
Prepaid lease payment (net of initial direct costs)	901,409	0	0
Gain on sales-type lease	(803,248)	0	0
Depreciation and amortization (including amortization of deferred financing costs)	481,456	469,423	457,574
Equity in net income of partially owned entities	(141,310)	(112,464)	(38,689)
Distributions of income from partially owned entities	114,754	142,880	172,873
Straight-lining of rents	(71,960)	(5,086)	(8,808)
Net gains on disposition of wholly owned and partially owned assets	(35,291)	(16,048)	(71,199)
Stock-based compensation expense	25,479	30,172	43,201
Amortization of interest rate cap premiums	23,466	41,745	10,989
Change in deferred tax liability	3,530	13,008	17,020
Amortization of below-market leases, net	(383)	(3,035)	(5,268)
Real estate impairment losses	0	0	45,007
Credit losses on investments	0	0	8,269
Net realized and unrealized gain on real estate fund investments	0	0	(1,861)
Return of capital from real estate fund investments	0	0	1,861
Other non-cash adjustments	4,510	13,995	9,874
Changes in operating assets and liabilities:
Tenant and other receivables	(18,787)	4,704	9,379
Prepaid assets	8,644	(8,346)	(12,854)
Other assets	(133,058)	(74,420)	(79,110)
Lease liabilities	(43,352)	16,900	17,582
Accounts payable and accrued expenses	6,277	(6,800)	10,723
Other liabilities	(955)	10,979	28,701
Net cash provided by operating activities	1,258,385	537,723	648,152
Cash Flows from Investing Activities:
Proceeds from partial redemption of Fifth Avenue and Times Square JV preferred equity	749,000	0	0
Acquisitions of real estate and other	(296,681)	0	(33,145)
Additions to real estate	(268,258)	(222,739)	(211,899)
Development costs and construction in progress	(144,609)	(242,874)	(552,701)
Proceeds from sales of real estate and other	58,339	2,000	123,519
Distributions of capital from partially owned entities	50,927	0	18,869
Proceeds from sale of condominium units and ancillary amenities at 220 Central Park South	37,374	31,605	24,484
Investments in partially owned entities	(35,585)	(115,357)	(57,297)
Investment in loan receivable	(35,000)	(50,000)	0
Proceeds from maturities of U.S. Treasury bills	0	0	468,598
Proceeds from repayment of participation in 150 West 34th Street mortgage loan	0	0	105,000
Deconsolidation of cash and restricted cash held by a previously consolidated entity	0	0	(14,216)
Net cash provided by (used in) investing activities	115,507	(597,365)	(128,788)
Cash Flows from Financing Activities:
Repayments of borrowings	(1,903,513)	(97,439)	(148,000)
Proceeds from borrowings	835,794	75,000	0
Distributions to Vornado	(141,277)	(141,103)	(129,066)
Distributions to preferred unitholders	(62,104)	(62,112)	(62,116)
Repurchase of Class A units owned by Vornado	(50,991)	0	(29,183)
Distributions to redeemable security holders and noncontrolling interests in consolidated subsidiaries	(23,067)	(18,156)	(38,970)
Deferred financing costs	(7,478)	(13,870)	(4,424)
Contributions from noncontrolling interests in consolidated subsidiaries	6,712	5,300	132,701
Other financing activity, net	(41)	57	121
Net cash used in financing activities	(1,345,965)	(252,323)	(278,937)
Net increase (decrease) in cash and cash equivalents and restricted cash	27,927	(311,965)	240,427
Cash and cash equivalents and restricted cash at beginning of period	949,619	1,261,584	1,021,157
Cash and cash equivalents and restricted cash at end of period	977,546	949,619	1,261,584
Reconciliation of Cash and Cash Equivalents and Restricted Cash:
Cash and cash equivalents at beginning of period	733,947	997,002	889,689
Restricted cash at beginning of period	215,672	264,582	131,468
Cash and cash equivalents and restricted cash at beginning of period	949,619	1,261,584	1,021,157
Cash and cash equivalents at end of period	840,850	733,947	997,002
Restricted cash at end of period	136,696	215,672	264,582
Cash and cash equivalents and restricted cash at end of period	977,546	949,619	1,261,584
Supplemental Disclosure of Cash Flow Information:
Cash payments for interest (excluding capitalized interest) and interest rate cap premiums	313,093	322,774	381,410
Cash payments for income taxes	5,201	7,608	10,365
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Redeemable Class A unit measurement adjustment	183,578	(226,586)	(138,114)
Write-off of fully depreciated assets	(115,939)	(122,548)	(82,343)
Change in fair value of consolidated interest rate hedges and other	(53,452)	947	(112,051)
Accrued capital expenditures included in accounts payable and accrued expenses	43,875	39,784	52,091
Reclassification of assets held for sale (included in "other assets")	3,044	15,279	0
Initial investment in Sunset Pier 94 Joint Venture upon contribution of leasehold interest	0	0	50,090
Vornado Realty L.P. | 770 Broadway
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Real estate	172,120	0	0
Receivable arising from the straight-lining of rents	26,362	0	0
Deferred leasing costs, net of accumulated amortization	60,308	0	0
Other	7,322	0	0
Decrease in assets and liabilities resulting from the deconsolidation of Pier 94:
Real estate	172,120	0	0
Vornado Realty L.P. | Pier 94
Decrease in assets and liabilities resulting from the derecognition of 770 Broadway:
Real estate	0	0	21,693
Decrease in assets and liabilities resulting from the deconsolidation of Pier 94:
Real estate	0	0	21,693
Right-of-use assets	0	0	7,081
Lease liabilities	$ 0	$ 0	$ (20,692)