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Investments in and Advances to Real Estate Joint Ventures - Schedule of Equity Method Investments (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
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Kim Pru and Kim Pru II [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Average ownership interest |  | 15.00% |
The company's investment |  | $ 121.1 | $ 133.3
Kimco Income Fund [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Average ownership interest |  | 52.10% |
The company's investment |  | $ 286.7 | 289.1
R2G Venture LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Average ownership interest |  | 51.50% |
The company's investment |  | $ 404.5 | 411.8
CPP [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Average ownership interest |  | 55.00% |
The company's investment |  | $ 203.4 | 202.8
Other Institutional Joint Ventures [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
The company's investment |  | 231.6 | 237.7
Other Joint Venture Programs [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
The company's investment |  | 207.1 | 213.0
All Equity Method Investments [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
The company's investment | [1] | $ 1,454.4 | $ 1,487.7
[1] | Repr esents 113 property interests, 48 other property interests and 24.4 million square feet of GLA, as of September 30, 2025, and 116 property interests, 48 other property interests and 25.1 million square feet of GLA, as of December 31, 2024.

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- Definition Amount, before accumulated depreciation, of real estate investment by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes real estate not held as investment or interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 970 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column E)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478979/970-360-S99-1 + Details
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