Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Assets:
Real estate, net of accumulated depreciation and amortization of $3,735,535 and $3,417,414, respectively		$ 15,127,673	$ 15,039,828
Other investments		139,400
Cash and cash equivalents		424,262	149,829
Marketable securities		327,135	597,732
Accounts and notes receivable, net		288,499	304,226
Operating lease right-of-use assets, net		128,534	133,733
Other assets		417,074	401,642
Total assets	[1]	17,951,361	17,826,122
Liabilities:
Notes payable, net		6,772,111	6,780,969
Mortgages payable, net		356,899	376,917
Accounts payable and accrued expenses		261,693	207,815
Dividends payable		5,308	5,326
Operating lease liabilities		109,824	113,679
Other liabilities		630,245	601,574
Total liabilities	[1]	8,136,080	8,086,280
Redeemable noncontrolling interests		92,933	92,933
Commitments and Contingencies (Footnote 17)
Stockholders' equity:
Preferred stock, $1.00 par value, authorized 7,054,000 shares; Issued and outstanding (in series) 19,367 and 19,435 shares, respectively; Aggregate liquidation preference $484,179 and $485,868, respectively		19	19
Common stock, $.01 par value, authorized 750,000,000 shares; Issued and outstanding 619,874,590 and 618,483,565 shares, respectively		6,199	6,185
Paid-in capital		9,628,660	9,618,271
Cumulative distributions in excess of net income		(51,377)	(119,548)
Accumulated other comprehensive income		6,616	10,581
Total stockholders' equity		9,590,117	9,515,508
Noncontrolling interests		132,231	131,401
Total equity		9,722,348	9,646,909
Total liabilities and equity		17,951,361	17,826,122
Members' capital:
Accumulated other comprehensive income		6,616	10,581
Noncontrolling interests		132,231	131,401
Total equity		9,722,348	9,646,909
Total liabilities and equity		17,951,361	17,826,122
Investments in and Advances to Real Estate Joint Ventures [Member]
Assets:
Investments in and advances to real estate joint ventures		1,098,822	1,091,551
Other Real Estate Investments [Member]
Assets:
Other investments		139,362	107,581
Kimco Realty OP, LLC [Member]
Assets:
Real estate, net of accumulated depreciation and amortization of $3,735,535 and $3,417,414, respectively		15,127,673	15,039,828
Cash and cash equivalents		424,262	149,829
Marketable securities		327,135	597,732
Accounts and notes receivable, net		288,499	304,226
Operating lease right-of-use assets, net		128,534	133,733
Other assets		417,074	401,642
Total assets	[1]	17,951,361	17,826,122
Liabilities:
Notes payable, net		6,772,111	6,780,969
Mortgages payable, net		356,899	376,917
Accounts payable and accrued expenses		261,693	207,815
Dividends payable		5,308	5,326
Operating lease liabilities		109,824	113,679
Other liabilities		630,245	601,574
Total liabilities	[1]	8,136,080	8,086,280
Redeemable noncontrolling interests		92,933	92,933
Stockholders' equity:
Accumulated other comprehensive income		6,616	10,581
Noncontrolling interests		132,231	131,401
Total equity		9,722,348	9,646,909
Total liabilities and equity		17,951,361	17,826,122
Members' capital:
Preferred units; Issued and outstanding 19,367 and 19,435 units, respectively		467,396	469,027
Common units; Issued and outstanding 619,874,590 and 618,483,565 units, respectively		9,116,105	9,035,900
Accumulated other comprehensive income		6,616	10,581
Total members' capital		9,590,117	9,515,508
Noncontrolling interests		132,231	131,401
Total equity		9,722,348	9,646,909
Total liabilities and equity		17,951,361	17,826,122
Kimco Realty OP, LLC [Member] | Investments in and Advances to Real Estate Joint Ventures [Member]
Assets:
Investments in and advances to real estate joint ventures		1,098,822	1,091,551
Kimco Realty OP, LLC [Member] | Other Real Estate Investments [Member]
Assets:
Other investments		$ 139,362	$ 107,581

[1] Total assets include restricted assets of consolidated variable interest entities (“VIEs”) at September 30, 2023 and December 31, 2022 of $392,977 and $436,605, respectively. Total liabilities include non-recourse liabilities of consolidated VIEs at September 30, 2023 and December 31, 2022 of $187,968 and $199,132, respectively. See Footnote 12 of the Notes to Condensed Consolidated Financial Statements.