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Note 5 - Investments In and Advances to Real Estate Joint Ventures (Tables) | 3 Months Ended
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Mar. 31, 2018
Notes Tables |
Equity Method Investments [Table Text Block] |
|  |  |  |  |  | March 31, 2018 |  |  | December 31, 2017 |
Joint Venture |  | Ownership Interest |  |  | The Company's Investment |  |  | The Company's Investment |
Prudential Investment Program (“KimPru” and “KimPru II”) (1) (2) (3) |  |  | 15.0% |  |  | $ | 185.6 |  |  | $ | 179.5 |
Kimco Income Opportunity Portfolio (“KIR”) (2) |  |  | 48.6% |  |  |  | 156.7 |  |  |  | 154.1 |
Canada Pension Plan Investment Board (“CPP”) (2) |  |  | 55.0% |  |  |  | 109.0 |  |  |  | 105.0 |
Other Joint Venture Programs (3) (4) |  | Various |  |  |  | 108.8 |  |  |  | 45.3 |
Total* |  |  |  |  |  | $ | 560.1 |  |  | $ | 483.9 |
Joint Venture Investments Accounted For Under The Equity Method Debt Details [Table Text Block] |
|  | As of March 31, 2018 |  |  | As of December 31, 2017 |
Joint Venture |  | Mortgages and Notes Payable , Net |  |  | Weighted Average Interest Rate |  |  | Weighted Average Remaining Term (months)* |  |  | Mortgages and Notes Payable , Net |  |  | Weighted Average Interest Rate |  |  | Weighted Average Remaining Term (months)* |
KimPru and KimPru II |  | $ | 624.4 |  |  |  | 3.77 | % |  |  | 56.8 |  |  | $ | 625.7 |  |  |  | 3.59 | % |  |  | 59.8 |
KIR |  |  | 698.3 |  |  |  | 4.62 | % |  |  | 44.6 |  |  |  | 702.0 |  |  |  | 4.60 | % |  |  | 47.5 |
CPP |  |  | 85.0 |  |  |  | 3.22 | % |  |  | 1.0 |  |  |  | 84.9 |  |  |  | 2.91 | % |  |  | 4.0 |
Other Joint Venture Programs |  |  | 481.1 |  |  |  | 4.33 | % |  |  | 77.7 |  |  |  | 287.6 |  |  |  | 4.41 | % |  |  | 27.2 |
Total |  | $ | 1,888.8 |  |  |  |  |  |  |  |  |  |  | $ | 1,700.2 |  |  |  |  |  |  |  |  |
Income [Member] |
Notes Tables |
Equity Method Investments [Table Text Block] |
|  | Three Months Ended March 31, |
Joint Venture |  | 201 8 |  |  | 2017 |
KimPru and KimPru II |  | $ | 2.9 |  |  | $ | 3.3 |
KIR |  |  | 9.0 |  |  |  | 9.4 |
CPP |  |  | 1.2 |  |  |  | 1.7 |
Other Joint Venture Programs |  |  | 3.8 |  |  |  | 0.3 |
Total |  | $ | 16.9 |  |  | $ | 14.7 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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