XML 90 R71.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Note 3 - Property Acquisitions, Developments and Other Investments - Previous Ownership Interest and Gain on Change of Interest (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Gain on change in control of interests, net |  | $ 71,160 | $ 57,386,000
Plantation Commons [Member] |  |  |
Previous ownership interest |  | 76.25% |
Gain on change in control of interests, net |  | $ 9,793 |
Oakwood Plaza North [Member] |  |  |
Previous ownership interest |  |  | 55.00%
Gain on change in control of interests, net |  |  | $ 46,512,000
Gateway Plaza [Member] |  |  |
Previous ownership interest |  |  | 15.00%
Gain on change in control of interests, net |  |  |
Gordon Plaza [Member] |  |  |
Previous ownership interest |  | 40.62% |
Gain on change in control of interests, net |  | $ 395 |
GEPT Portfolio [Member] |  |  |
Previous ownership interest |  |  | 15.00%
Gain on change in control of interests, net |  |  | $ 6,583,000
The District at Tustin Legacy [Member] |  |  |
Previous ownership interest | [1] |  |
Gain on change in control of interests, net |  | $ 60,972 |
Kim Pru [Member] |  |  |
Previous ownership interest |  |  | 15.00%
Gain on change in control of interests, net |  |  | $ 832,000
Hamden Mart [Member] |  |  |
Previous ownership interest |  |  | 47.95%
Gain on change in control of interests, net |  |  | $ 3,459,000
[1] | The Company's share of this investment is subject to change and is based upon a cash flow waterfall provision within the partnership agreement (54.27% as of date of consolidation).

X
- Definition Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGainOrLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_PlantationCommonsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_OakwoodPlazaNorthMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_GatewayPlazaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_GordonPlazaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_GEPTPortfolioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_TheDistrictAtTustinLegacyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_KimPruMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=kim_HamdenMartMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |