Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flow from operating activities:
Net income	$ 419,439	$ 665,949	$ 114,534
Adjustments to reconcile net income to net cash flow provided by operating activities:
Depreciation and amortization	603,685	507,265	505,000
Impairment charges	4,476	14,043	21,958
Straight-line rental income adjustments, net	(23,171)	(22,517)	(33,794)
Amortization of above-market and below-market leases, net	(25,205)	(17,253)	(13,591)
Amortization of deferred financing costs and fair value debt adjustments, net	(762)	(9,196)	(28,631)
Early extinguishment of debt charges	0	0	7,658
Equity award expense	34,900	33,054	26,639
Gain on sale of properties	(1,274)	(74,976)	(15,179)
Loss/(gain) on marketable securities, net	27,679	(21,262)	315,508
Change in fair value of embedded derivative liability	(129)	(734)	0
Equity in income, net	(83,800)	(72,300)	(109,500)
Distributions from joint ventures and other investments	97,723	75,827	83,553
Change in accounts and notes receivable, net	5,993	18,453	(9,104)
Change in accounts payable and accrued expenses	(21,742)	5,826	37,655
Change in other operating assets and liabilities, net	(22,343)	(19,885)	(24,208)
Net cash flow provided by operating activities	1,005,621	1,071,607	861,114
Cash flow from investing activities:
Acquisition of operating real estate and other related net assets	(152,943)	(277,308)	(300,772)
Improvements to operating real estate	(324,465)	(264,395)	(193,710)
Acquisition of RPT Realty	(149,103)	0	0
Investment in marketable securities	(1,375)	(3,614)	(4,003)
Proceeds from sale of marketable securities	301,463	292,552	302,504
Investment in cost method investments	(79)	(1,569)	(4,524)
Investments in and advances to real estate joint ventures	(4,055)	(24,494)	(87,301)
Reimbursements of investments in and advances to real estate joint ventures	26,974	13,738	37,571
Investments in and advances to other investments	(8,012)	(18,442)	(17,432)
Reimbursements of investments in and advances to other investments	2,946	282	30,855
Investment in mortgage and other financing receivables	(202,483)	(18,519)	(75,063)
Collection of mortgage and other financing receivables	108,399	133	60,306
Proceeds from sale of properties	71,280	160,064	184,294
Proceeds from insurance casualty claims	7,558	0	0
Principal payments from securities held-to-maturity	5,354	4,589	4,058
Net cash flow used for investing activities	(318,541)	(136,983)	(63,217)
Cash flow from financing activities:
Principal payments on debt, excluding normal amortization of rental property debt	(11,774)	(49,460)	(157,928)
Principal payments on rental property debt	(10,327)	(11,308)	(9,808)
Proceeds from mortgage loan financings	0	0	19,000
Financing origination costs	(8,884)	(12,481)	(20,326)
Payment of early extinguishment of debt charges	0	0	(6,955)
Contributions from noncontrolling interests	274	13	891
Redemption/distribution of noncontrolling interests	(52,887)	(58,417)	(67,453)
Dividends paid	(685,899)	(657,460)	(544,740)
Proceeds from issuance of units, net	135,796	3,727	15,513
Repurchase of preferred units	(26,719)	(1,491)	(3,441)
Units repurchased for employee tax withholding on equity awards	(15,849)	(16,293)	(13,679)
Principal payments under finance lease obligations	(265)	0	0
Change in tenants' security deposits	3,128	2,474	5,255
Net cash flow used for financing activities	(781,106)	(300,696)	(982,731)
Net change in cash, cash equivalents and restricted cash	(94,026)	633,928	(184,834)
Cash, cash equivalents and restricted cash, beginning of year	783,757	149,829	334,663
Cash, cash equivalents and restricted cash, end of year	689,731	783,757	149,829
Interest paid during the year including payment of early extinguishment of debt charges of $0, $0 and $6,955, respectively (net of capitalized interest of $2,218, $2,313 and $668, respectively)	301,239	250,432	257,979
Income taxes paid during the year, net of refunds	60,936	65,267	11,869
Unsecured Term Loan [Member]
Cash flow from financing activities:
Proceeds from unsecured debt	860,000	0	0
Repayments of unsecured notes	(310,000)	0	0
Senior Unsecured Notes [Member]
Cash flow from financing activities:
Proceeds from unsecured debt	500,000	500,000	1,250,000
Repayments of unsecured notes	(1,157,700)	0	(1,449,060)
Joint Ventures [Member]
Adjustments to reconcile net income to net cash flow provided by operating activities:
Equity in income, net	(83,827)	(72,278)	(109,481)
Other Real Estate Investments [Member]
Adjustments to reconcile net income to net cash flow provided by operating activities:
Equity in income, net	(9,821)	(10,709)	(17,403)
Kimco Realty OP, LLC [Member]
Cash flow from operating activities:
Net income	419,439	665,949	114,534
Adjustments to reconcile net income to net cash flow provided by operating activities:
Depreciation and amortization	603,685	507,265	505,000
Impairment charges	4,476	14,043	21,958
Straight-line rental income adjustments, net	(23,171)	(22,517)	(33,794)
Amortization of above-market and below-market leases, net	(25,205)	(17,253)	(13,591)
Amortization of deferred financing costs and fair value debt adjustments, net	(762)	(9,196)	(28,631)
Early extinguishment of debt charges	0	0	7,658
Equity award expense	34,900	33,054	26,639
Gain on sale of properties	(1,274)	(74,976)	(15,179)
Loss/(gain) on marketable securities, net	27,679	(21,262)	315,508
Change in fair value of embedded derivative liability	(129)	(734)
Distributions from joint ventures and other investments	97,723	75,827	83,553
Change in accounts and notes receivable, net	5,993	18,453	(9,104)
Change in accounts payable and accrued expenses	(21,742)	5,826	37,655
Change in other operating assets and liabilities, net	(22,343)	(19,885)	(24,208)
Net cash flow provided by operating activities	1,005,621	1,071,607	861,114
Cash flow from investing activities:
Acquisition of operating real estate and other related net assets	(152,943)	(277,308)	(300,772)
Improvements to operating real estate	(324,465)	(264,395)	(193,710)
Acquisition of RPT Realty	(149,103)	0	0
Investment in marketable securities	(1,375)	(3,614)	(4,003)
Proceeds from sale of marketable securities	301,463	292,552	302,504
Investment in cost method investments	(79)	(1,569)	(4,524)
Investments in and advances to real estate joint ventures	(4,055)	(24,494)	(87,301)
Reimbursements of investments in and advances to real estate joint ventures	26,974	13,738	37,571
Investments in and advances to other investments	(8,012)	(18,442)	(17,432)
Reimbursements of investments in and advances to other investments	2,946	282	30,855
Investment in mortgage and other financing receivables	(202,483)	(18,519)	(75,063)
Collection of mortgage and other financing receivables	108,399	133	60,306
Proceeds from sale of properties	71,280	160,064	184,294
Proceeds from insurance casualty claims	7,558	0	0
Principal payments from securities held-to-maturity	5,354	4,589	4,058
Net cash flow used for investing activities	(318,541)	(136,983)	(63,217)
Cash flow from financing activities:
Principal payments on debt, excluding normal amortization of rental property debt	(11,774)	(49,460)	(157,928)
Principal payments on rental property debt	(10,327)	(11,308)	(9,808)
Proceeds from mortgage loan financings			19,000
Financing origination costs	(8,884)	(12,481)	(20,326)
Payment of early extinguishment of debt charges	0	0	(6,955)
Contributions from noncontrolling interests	274	13	891
Redemption/distribution of noncontrolling interests	(52,887)	(58,417)	(67,453)
Dividends paid	(685,899)	(657,460)	(544,740)
Proceeds from issuance of units, net	135,796	3,727	15,513
Repurchase of preferred units	(26,719)		(3,441)
Units repurchased for employee tax withholding on equity awards	(15,849)	(16,293)	(13,679)
Principal payments under finance lease obligations	(265)	0	0
Change in tenants' security deposits	3,128	2,474	5,255
Net cash flow used for financing activities	(781,106)	(300,696)	(982,731)
Net change in cash, cash equivalents and restricted cash	(94,026)	633,928	(184,834)
Cash, cash equivalents and restricted cash, beginning of year	783,757	149,829	334,663
Cash, cash equivalents and restricted cash, end of year	689,731	783,757	149,829
Interest paid during the year including payment of early extinguishment of debt charges of $0, $0 and $6,955, respectively (net of capitalized interest of $2,218, $2,313 and $668, respectively)	301,239	250,432	257,979
Income taxes paid during the year, net of refunds	60,936	65,267	11,869
Kimco Realty OP, LLC [Member] | Unsecured Term Loan [Member]
Cash flow from financing activities:
Proceeds from unsecured debt	860,000	0	0
Repayments of unsecured notes	(310,000)	0	0
Kimco Realty OP, LLC [Member] | Senior Unsecured Notes [Member]
Cash flow from financing activities:
Proceeds from unsecured debt	500,000	500,000	1,250,000
Repayments of unsecured notes	(1,157,700)	0	(1,449,060)
Kimco Realty OP, LLC [Member] | Joint Ventures [Member]
Adjustments to reconcile net income to net cash flow provided by operating activities:
Equity in income, net	(83,827)	(72,278)	(109,481)
Kimco Realty OP, LLC [Member] | Other Real Estate Investments [Member]
Adjustments to reconcile net income to net cash flow provided by operating activities:
Equity in income, net	$ (9,821)	$ (10,709)	$ (17,403)