Noncontrolling Interests and Redeemable Noncontrolling Interests - Additional Information (Details) $ / shares in Units, $ in Thousands				12 Months Ended
		Jan. 02, 2024 USD ($) shares	Aug. 03, 2021 USD ($) shares	Dec. 31, 2024 USD ($) Property shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($)	Dec. 31, 2006 USD ($) $ / shares shares
Noncontrolling Interest [Line Items]
Noncontrolling interest, decrease from redemptions or purchase of interests	[1]			$ 27,442	$ 21,070
Number of real estate properties | Property				7
Noncontrolling interest, increase from subsidiary equity issuance				$ 399	13	$ 891
Redeemable noncontrolling interests				47,877	72,277	92,933
Embedded derivative, fair value of embedded derivative liability				$ 19,900	$ 30,900
Time Based LTIP Units [Member]
Noncontrolling Interest [Line Items]
Grants in period (in shares) | shares				120,700
Performance Based LTIP Units [Member]
Noncontrolling Interest [Line Items]
Grants in period (in shares) | shares				474,611
Consolidated Joint Ventures Structured as DownREIT Partnerships [Member]
Noncontrolling Interest [Line Items]
Non-controlling interest, units (in shares) | shares					174,411
Cash paid to noncontrolling interests to settle capital units					$ 3,000
Kimco Realty OP, LLC [Member]
Noncontrolling Interest [Line Items]
Subsidiary, ownership percentage, parent				99.84%
Weingarten Realty Investors [Member] | Consolidated Joint Ventures Structured as DownREIT Partnerships [Member]
Noncontrolling Interest [Line Items]
Redeemable units to company common stock, ratio			1
Number of operating properties acquired			2
Redeemable Noncontrolling Interest, Equity, Fair Value, Total			$ 41,700
Weingarten Realty Investors [Member] | Raleigh Limited Partnership [Member]
Noncontrolling Interest [Line Items]
Non-controlling interest, units (in shares) | shares			1,813,615
Weingarten Realty Investors [Member] | Madison Village Limited Partnership [Member]
Noncontrolling Interest [Line Items]
Non-controlling interest, units (in shares) | shares			174,411
Weingarten Realty Investors [Member] | Consolidated Joint Ventures Other than DownREIT Partnerships [Member]
Noncontrolling Interest [Line Items]
Redeemable Noncontrolling Interest, Equity, Fair Value, Total				$ 34,400	34,900
OP Units [Member]
Noncontrolling Interest [Line Items]
Purchase price of consolidated property interest				3,300
Noncontrolling interest, decrease from redemptions or purchase of interests				3,800
Redeemable noncontrolling interests				$ 22,300
Redeemable units to company common stock, ratio				1
OP Units [Member] | RPT [Member] | Kimco Realty OP, LLC [Member]
Noncontrolling Interest [Line Items]
Units issued during period, units, acquisitions (in shares) | shares		953,400
Units issued during period, value, acquisitions		$ 21,000
Paid-in Capital [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, decrease from redemptions or purchase of interests				$ 500
Paid-in Capital [Member] | Consolidated Joint Ventures Structured as DownREIT Partnerships [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, decrease from redemptions or purchase of interests					700
Convertible Units [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance							$ 5,300
Non-controlling interest, units (in shares) | shares							138,015
Convertible Units [Member] | Fair Market Value Adjustments [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance							$ 300
Capital Units, Class B [Member]
Noncontrolling Interest [Line Items]
Redeemable noncontrolling interests				$ 16,100	$ 16,100
Non-controlling interest, units issued (in shares) | shares							647,758
Non-controlling interest, par value (in dollars per share) | $ / shares							$ 37.24
Redeemable units to company common stock, ratio							1
Non-controlling interest, units (in shares) | shares				377,837	377,837
Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				$ 399	$ 13	891
Noncontrolling Interest [Member] | Consolidated Joint Ventures Structured as DownREIT Partnerships [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, decrease from redemptions or purchase of interests					3,700
Puerto Rico [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				233,000
Redeemable noncontrolling interests				3,400	$ 4,700
Puerto Rico [Member] | Fair Market Value Adjustments [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				15,100
Puerto Rico [Member] | Non-convertible Units [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				158,600
Puerto Rico [Member] | Convertible Units [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				45,800
Puerto Rico [Member] | Premiums [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance				$ 13,500
Long Island, NY [Member]
Noncontrolling Interest [Line Items]
Number of real estate properties | Property				8
Noncontrolling interest, increase from subsidiary equity issuance				$ 57,700
Embedded derivative, fair value of embedded derivative liability				19,800
Cash paid to noncontrolling interests to settle capital units				38,200
Increase (Decrease) in Other Operating Liabilities				10,900
Long Island, NY [Member] | Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, decrease from redemptions or purchase of interests				27,200
Noncontrolling interest, increase from subsidiary equity issuance				$ 37,900
Long Island, NY [Member] | Preferred Units [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance						122,100
Non-controlling Interest, Units Redeemed (in shares) | shares				1,481,597
Long Island, NY [Member] | Common Units [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest, increase from subsidiary equity issuance						$ 13,600
Non-controlling Interest, Units Redeemed (in shares) | shares				355,227

[1] Includes Preferred and Common Outside Partner Units, which were partially redeemed during 2024 and 2023 described above.