Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Thousands		Total	Preferred Stock Issued [Member]	[2]	Common Stock 1 [Member]	[2]	Kimco Realty OP, LLC [Member]	Kimco Realty OP, LLC [Member] Preferred Stock Issued [Member]	[1]	Kimco Realty OP, LLC [Member] Common Stock 1 [Member]	[1]	Kimco Realty OP, LLC [Member] Limited Partner [Member]	Kimco Realty OP, LLC [Member] Limited Partner [Member] Common Stock 1 [Member]	[1]	Preferred Stock [Member]	Preferred Stock [Member] Preferred Stock Issued [Member]	[2]	Preferred Stock [Member] Kimco Realty OP, LLC [Member]	Preferred Stock [Member] Kimco Realty OP, LLC [Member] Preferred Stock Issued [Member]	[1]	Common Stock [Member]	Common Stock [Member] Common Stock 1 [Member]	[2]	Common Stock [Member] Kimco Realty OP, LLC [Member]	Common Stock [Member] Kimco Realty OP, LLC [Member] Common Stock 1 [Member]	[1]	Paid-in Capital [Member]	Paid-in Capital [Member] Preferred Stock Issued [Member]	[2]	Paid-in Capital [Member] Common Stock 1 [Member]	[2]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	AOCI Attributable to Parent [Member] Kimco Realty OP, LLC [Member]	Parent [Member]	Parent [Member] Preferred Stock Issued [Member]	[2]	Parent [Member] Common Stock 1 [Member]	[2]	Parent [Member] Kimco Realty OP, LLC [Member]	Parent [Member] Kimco Realty OP, LLC [Member] Preferred Stock Issued [Member]	[1]	Parent [Member] Kimco Realty OP, LLC [Member] Common Stock 1 [Member]	[1]	Noncontrolling Interest [Member]	Noncontrolling Interest [Member] Kimco Realty OP, LLC [Member]
Balance (in shares) at Dec. 31, 2022															19,000			19,000			618,484,000			618,484,000
Balance at Dec. 31, 2022		$ 9,646,909					$ 9,646,909								$ 19			$ 469,027			$ 6,185			$ 9,035,900			$ 9,618,271					$ (119,548)	$ 10,581	$ 10,581	$ 9,515,508					$ 9,515,508					$ 131,401	$ 131,401
Contributions from noncontrolling interests		13					13																																						13	13
Net income		523,836					523,836											18,736						495,892								514,628			514,628					514,628					9,208	9,208
Other comprehensive income:
Unrealized gains related to defined benefit plan		(10,581)					(10,581)																										(10,581)	(10,581)	(10,581)					(10,581)
Unrealized gains (losses) on cash flow hedges for interest payments, net		0					0
Equity in unrealized gains (losses) on cash flow hedges for interest payments of unconsolidated investee, net		6,616					6,616																										6,616	6,616	6,616					6,616
Redeemable noncontrolling interests income		(4,629)					(4,629)																																						(4,629)	(4,629)
Distributions declared to preferred unitholders							(18,736)											(18,736)																						(18,736)
Dividends declared to preferred shares		(18,735)																														(18,735)			(18,735)
Dividends declared to common shares		(427,722)					(427,721)																	$ (427,721)								(427,722)			(427,722)					(427,721)
Repurchase of preferred units		(1,631)					(1,631)											$ (1,631)									(1,631)								(1,631)					(1,631)
Distributions to noncontrolling interests		(3,755)					(3,755)																																						(3,755)	(3,755)
Issuance of common stock (in shares)																					1,988,000			1,988,000
Issuance of common stock																					$ 20						(20)
Surrender of restricted common stock (in shares)																					(770,000)			(770,000)
Surrender of restricted common stock		(16,271)					(16,271)														$ (8)			$ (16,271)			(16,263)								(16,271)					(16,271)
Exercise of common stock options (in shares)																					173,000			173,000
Exercise of common stock options		3,727					3,727														$ 2			$ 3,727			3,725								3,727					3,727
Amortization of equity awards		25,366					25,366																	25,366			25,366								25,366					25,366
Redemption/conversion of noncontrolling interests		(795)					(795)																	$ (788)			(788)								(788)					(788)					(7)	(7)
Balance (in shares) at Sep. 30, 2023															19,000			19,000			619,875,000			619,875,000
Balance at Sep. 30, 2023		9,722,348					9,722,348								$ 19			$ 467,396			$ 6,199			$ 9,116,105			9,628,660					(51,377)	6,616	6,616	9,590,117					9,590,117					132,231	132,231
Balance (in shares) at Jun. 30, 2023															19,000			19,000			619,889,000			619,889,000
Balance at Jun. 30, 2023		9,755,408					9,755,408								$ 19			$ 467,396			$ 6,199			$ 9,139,760			9,621,686					(20,748)	15,942	15,942	9,623,098					9,623,098					132,310	132,310
Contributions from noncontrolling interests		10					10																																						10	10
Net income		120,790					120,790											6,285						111,954								118,239			118,239					118,239					2,551	2,551
Other comprehensive income:
Unrealized gains related to defined benefit plan		(10,581)					(10,581)																										(10,581)	(10,581)	(10,581)					(10,581)
Unrealized gains (losses) on cash flow hedges for interest payments, net		0					0
Equity in unrealized gains (losses) on cash flow hedges for interest payments of unconsolidated investee, net		1,255					1,255																										1,255	1,255	1,255					1,255
Redeemable noncontrolling interests income		(1,525)					(1,525)																																						(1,525)	(1,525)
Distributions declared to preferred unitholders							(6,285)											$ (6,285)																						(6,285)
Distributions declared to common unitholders							(142,583)																	$ (142,583)																(142,583)
Dividends declared to preferred shares		(6,285)																														(6,285)			(6,285)
Dividends declared to common shares		(142,583)																														(142,583)			(142,583)
Distributions to noncontrolling interests		(1,108)					(1,108)																																						(1,108)	(1,108)
Surrender of restricted common stock (in shares)																					(14,000)			(14,000)
Surrender of restricted common stock		(134)					(134)																	$ (134)			(134)								(134)					(134)
Amortization of equity awards		7,896					7,896																	7,896			7,896								7,896					7,896
Redemption/conversion of noncontrolling interests		(795)					(795)																	$ (788)			(788)								(788)					(788)					(7)	(7)
Balance (in shares) at Sep. 30, 2023															19,000			19,000			619,875,000			619,875,000
Balance at Sep. 30, 2023		$ 9,722,348					9,722,348								$ 19			$ 467,396			$ 6,199			$ 9,116,105			9,628,660					(51,377)	6,616	6,616	9,590,117					9,590,117					132,231	132,231
Balance (in shares) at Dec. 31, 2023		19,367													19,000			19,000			619,871,000			619,871,000
Balance at Dec. 31, 2023		$ 9,653,458					9,653,458								$ 19			$ 467,396			$ 6,199			$ 9,054,740			9,638,494					(122,576)	3,329	3,329	9,525,465					9,525,465					127,993	127,993
Contributions from noncontrolling interests		274					274																																						274	274
Net income		251,440					251,440					$ 392						23,864						220,883								244,747			244,747					245,139					6,693	6,301
Other comprehensive income:
Unrealized gains related to defined benefit plan		0					0
Unrealized gains (losses) on cash flow hedges for interest payments, net		(14,230)					(14,230)																										(14,230)	(14,230)	(14,230)					(14,230)
Equity in unrealized gains (losses) on cash flow hedges for interest payments of unconsolidated investee, net		(2,584)					(2,584)																										(2,584)	(2,584)	(2,584)					(2,584)
Redeemable noncontrolling interests income		(3,392)					(3,392)																																						(3,392)	(3,392)
Distributions declared to preferred unitholders							(486,147)											(23,864)																						(23,864)
Dividends declared to preferred shares		(23,882)					(23,864)																									(23,882)			(23,882)
Dividends declared to common shares		(485,356)										(773)												$ (485,374)								(485,356)			(485,356)					(486,147)
Repurchase of preferred units		(5)					(5)											$ (5)									(5)								(5)					(5)
Distributions to noncontrolling interests		(4,519)					(3,746)																																						(4,519)	(3,746)
Redemption of common units							(3)					$ (3)																												(3)
Issuance of stock for merger (1) (in shares)													953,000			2,000			2,000			53,034,000			53,034,000
Issuance of stock for merger (1)			$ 105,607		$ 1,166,764			$ 105,607		$ 1,187,739			$ 20,975			$ 2			$ 105,607			$ 530			$ 1,166,764			$ 105,605		$ 1,166,234						$ 105,607		$ 1,166,764			$ 105,607		$ 1,187,739
Issuance of common stock (in shares)												121,000									1,967,000			1,967,000
Issuance of common stock																					$ 20						(20)
Surrender of restricted common stock (in shares)																					(790,000)			(790,000)
Surrender of restricted common stock		(15,293)					(15,293)														$ (8)			$ (15,293)			(15,285)								(15,293)					(15,293)
Amortization of equity awards		26,417					26,417					$ 1,257												25,160			25,160								25,160					26,417					1,257
Noncontrolling interests assumed from the merger (1)	[2]	20,975																																											20,975
Redemption/conversion of noncontrolling interests		(3,910)					(3,907)																	(479)			(479)								(479)					(479)					(3,431)	(3,428)
Adjustment of redeemable noncontrolling interests to estimated fair value		$ (2,701)					(2,701)																	$ (2,701)			(2,701)								(2,701)					(2,701)
Balance (in shares) at Sep. 30, 2024		21,216										1,074,000			21,000			21,000			674,082,000			674,082,000
Balance at Sep. 30, 2024		$ 10,669,063					10,669,063					$ 21,848			$ 21			$ 572,998			$ 6,741			$ 9,963,700			10,917,003					(387,067)	(13,485)	(13,485)	10,523,213					10,545,061					145,850	124,002
Balance (in shares) at Jun. 30, 2024												1,074,000			21,000			21,000			674,112,000			674,112,000
Balance at Jun. 30, 2024		10,726,607					10,726,607					$ 21,458			$ 21			$ 573,003			$ 6,741			$ 9,994,533			10,914,084					(353,310)	11,236	11,236	10,578,772					10,600,230					147,835	126,377
Contributions from noncontrolling interests		274					274																																						274	274
Net income		138,426					138,426					216						7,961						128,022								135,983			135,983					136,199					2,443	2,227
Other comprehensive income:
Unrealized gains related to defined benefit plan		0					0
Unrealized gains (losses) on cash flow hedges for interest payments, net		(22,050)					(22,050)																										(22,050)	(22,050)	(22,050)					(22,050)
Equity in unrealized gains (losses) on cash flow hedges for interest payments of unconsolidated investee, net		(2,671)					(2,671)																										(2,671)	(2,671)	(2,671)					(2,671)
Redeemable noncontrolling interests income		(1,110)					(1,109)																																						(1,110)	(1,109)
Distributions declared to preferred unitholders							(7,961)											(7,961)																						(7,961)
Distributions declared to common unitholders							(162,038)					(259)												$ (161,779)																(162,038)
Dividends declared to preferred shares		(7,961)																														(7,961)			(7,961)
Dividends declared to common shares		(161,779)																														(161,779)			(161,779)
Repurchase of preferred units		(5)					(5)											$ (5)									(5)								(5)					(5)
Distributions to noncontrolling interests		(1,178)					(920)																																						(1,178)	(920)
Surrender of restricted common stock (in shares)																					(30,000)			(30,000)
Surrender of restricted common stock		(599)					(599)																	$ (599)			(599)								(599)					(599)
Amortization of equity awards		8,095					8,095					$ 433												7,662			7,662								7,662					8,095					433
Redemption/conversion of noncontrolling interests		(3,308)					(3,308)																	(461)			(461)								(461)					(461)					(2,847)	(2,847)
Adjustment of redeemable noncontrolling interests to estimated fair value		$ (3,678)					(3,678)																	$ (3,678)			(3,678)								(3,678)					(3,678)
Balance (in shares) at Sep. 30, 2024		21,216										1,074,000			21,000			21,000			674,082,000			674,082,000
Balance at Sep. 30, 2024		$ 10,669,063					$ 10,669,063					$ 21,848			$ 21			$ 572,998			$ 6,741			$ 9,963,700			$ 10,917,003					$ (387,067)	$ (13,485)	$ (13,485)	$ 10,523,213					$ 10,545,061					$ 145,850	$ 124,002

[1] See Footnotes 1 and 3 of the Notes to Condensed Consolidated Financial Statements for further details.

[2] See Footnotes 1 and 3 of the Notes to Condensed Consolidated Financial Statements for further details.