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Note 3 - Property Acquisitions, Developments and Other Investments (Details) - Acquisition of Operating Properties (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | $ 510,052 us-gaap_PaymentsToAcquireBusinessesGross | [1] | $ 367,752 us-gaap_PaymentsToAcquireBusinessesGross |
Debt Assumed | 702,550 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred |  | 279,123 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred |
Other | 229,635 us-gaap_BusinessCombinationConsiderationTransferredOther1 |  | 77,593 us-gaap_BusinessCombinationConsiderationTransferredOther1 |
Total | 1,442,237 us-gaap_BusinessCombinationConsiderationTransferred1 |  | 724,468 us-gaap_BusinessCombinationConsiderationTransferred1 |
GLA | 7,104 kim_GrossLeasableArea | [2] | 4,057 kim_GrossLeasableArea | [2]
North Valley [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 3,000 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_NorthValleyMember | [1] |  |
Total | 3,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_NorthValleyMember |  |  |
GLA |  | [2] |  |
LaSalle Properties [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 62,239 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_LaSallePropertiesMember | [1],[3] |  |
Debt Assumed | 23,269 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_LaSallePropertiesMember | [3] |  |
Other | 7,642 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_LaSallePropertiesMember | [3] |  |
Total | 93,150 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_LaSallePropertiesMember | [3] |  |
GLA | 316 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_LaSallePropertiesMember | [2],[3] |  |
Harrisburg Land Parcel [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 2,550 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_HarrisburgLandParcelMember | [1] |  |
Total | 2,550 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_HarrisburgLandParcelMember |  |  |
GLA |  | [2] |  |
Crossroads Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 18,691 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_CrossroadsPlazaMember | [1] |  |
Debt Assumed | 72,309 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_CrossroadsPlazaMember |  |  |
Total | 91,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_CrossroadsPlazaMember |  |  |
GLA | 489 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_CrossroadsPlazaMember | [2] |  |
Quail Corners [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 9,398 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_QuailCornersMember | [1],[4] |  |
Debt Assumed | 17,409 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_QuailCornersMember | [4] |  |
Other | 4,943 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_QuailCornersMember | [4] |  |
Total | 31,750 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_QuailCornersMember | [4] |  |
GLA | 110 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_QuailCornersMember | [2],[4] |  |
KIF 1 Portfolio [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 128,699 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_KIF1PortfolioMember | [1],[5] |  |
Debt Assumed | 157,010 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_KIF1PortfolioMember | [5] |  |
Other | 122,291 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_KIF1PortfolioMember | [5] |  |
Total | 408,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_KIF1PortfolioMember | [5] |  |
GLA | 1,589 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_KIF1PortfolioMember | [2],[5] |  |
Fountains at Arbor Lakes [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 900 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_FountainsAtArborLakesMember | [1] |  |
Total | 900 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_FountainsAtArborLakesMember |  |  |
GLA |  | [2] |  |
Boston Portfolio [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 149,486 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_BostonPortfolioMember | [1] |  |
Debt Assumed | 120,514 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_BostonPortfolioMember |  |  |
Total | 270,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_BostonPortfolioMember |  |  |
GLA | 1,426 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_BostonPortfolioMember | [2] |  |
Vinnin Square [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 2,550 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_VinninSquareMember | [1] |  |
Total | 2,550 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_VinninSquareMember |  |  |
GLA | 6 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_VinninSquareMember | [2] |  |
SEB Portfolio [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 69,261 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_SEBPortfolioMember | [1],[6] |  |
Debt Assumed | 193,600 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_SEBPortfolioMember | [6] |  |
Other | 12,911 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_SEBPortfolioMember | [6] |  |
Total | 275,772 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_SEBPortfolioMember | [6] |  |
GLA | 1,415 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_SEBPortfolioMember | [2],[6] |  |
Highlands Ranch Parcel [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 3,800 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchParcelMember | [1] |  |
Total | 3,800 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchParcelMember |  |  |
GLA | 10 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchParcelMember | [2] |  |
BIG Portfolios [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  | [1],[7] |  |
Debt Assumed | 118,439 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_BIGPortfoliosMember | [7] |  |
Other | 76,511 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_BIGPortfoliosMember | [7] |  |
Total | 194,950 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_BIGPortfoliosMember | [7] |  |
GLA | 1,148 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_BIGPortfoliosMember | [2],[7] |  |
Springfield S.C. [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 8,800 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_SpringfieldSCMember | [1] |  |
Total | 8,800 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_SpringfieldSCMember |  |  |
GLA | 210 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_SpringfieldSCMember | [2] |  |
North Quincy Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 20,470 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_NorthQuincyPlazaMember | [1],[8] |  |
Debt Assumed |  | [8] |  |
Other | 2,530 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_NorthQuincyPlazaMember | [8] |  |
Total | 23,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_NorthQuincyPlazaMember | [8] |  |
GLA | 81 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_NorthQuincyPlazaMember | [2],[8] |  |
Belmart Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 3,208 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_BelmartPlazaMember | [1],[9] |  |
Debt Assumed |  | [9] |  |
Other | 2,807 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_BelmartPlazaMember | [9] |  |
Total | 6,015 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_BelmartPlazaMember | [9] |  |
GLA | 77 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_BelmartPlazaMember | [2],[9] |  |
Braelinn Village [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash | 27,000 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_BraelinnVillageMember | [1] |  |
Total | 27,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_BraelinnVillageMember |  |  |
GLA | 227 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_BraelinnVillageMember | [2] |  |
Santee Trolley Square [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 26,863 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_SanteeTrolleySquareMember | [10]
Debt Assumed |  |  | 48,456 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_SanteeTrolleySquareMember | [10]
Other |  |  | 22,681 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_SanteeTrolleySquareMember | [10]
Total |  |  | 98,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_SanteeTrolleySquareMember | [10]
GLA |  |  | 311 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_SanteeTrolleySquareMember | [10],[2]
Shops at Kildeer [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  |  | [11]
Debt Assumed |  |  | 32,724 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_ShopsAtKildeerMember | [11]
Other |  |  |  | [11]
Total |  |  | 32,724 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_ShopsAtKildeerMember | [11]
GLA |  |  | 168 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_ShopsAtKildeerMember | [11],[2]
Village Commons S.C. [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 7,100 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_VillageCommonsSCMember |
Total |  |  | 7,100 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_VillageCommonsSCMember |
GLA |  |  | 125 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_VillageCommonsSCMember | [2]
Putty Hill Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 4,592 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_PuttyHillPlazaMember | [12]
Debt Assumed |  |  | 9,115 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_PuttyHillPlazaMember | [12]
Other |  |  | 489 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_PuttyHillPlazaMember | [12]
Total |  |  | 14,196 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_PuttyHillPlazaMember | [12]
GLA |  |  | 91 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_PuttyHillPlazaMember | [12],[2]
Columbia Crossing II S.C. [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 21,800 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_ColumbiaCrossingIISCMember |
Total |  |  | 21,800 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_ColumbiaCrossingIISCMember |
GLA |  |  | 101 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_ColumbiaCrossingIISCMember | [2]
Roseville Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 5,143 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_RosevillePlazaMember |
Total |  |  | 5,143 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_RosevillePlazaMember |
GLA |  |  | 80 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_RosevillePlazaMember | [2]
Wilton River Park Shopping Ctr [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 777 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_WiltonRiverParkShoppingCtrMember | [13]
Debt Assumed |  |  | 36,000 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_WiltonRiverParkShoppingCtrMember | [13]
Other |  |  | 5,223 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_WiltonRiverParkShoppingCtrMember | [13]
Total |  |  | 42,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_WiltonRiverParkShoppingCtrMember | [13]
GLA |  |  | 187 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_WiltonRiverParkShoppingCtrMember | [13],[2]
Canyon Square Plaza [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 1,950 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_CanyonSquarePlazaMember | [14]
Debt Assumed |  |  | 13,800 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_CanyonSquarePlazaMember | [14]
Other |  |  |  | [14]
Total |  |  | 15,750 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_CanyonSquarePlazaMember | [14]
GLA |  |  | 97 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_CanyonSquarePlazaMember | [14],[2]
JTS Properties [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  |  | [15]
Debt Assumed |  |  | 43,267 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_JTSPropertiesMember | [15]
Other |  |  | 11,733 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_JTSPropertiesMember | [15]
Total |  |  | 55,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_JTSPropertiesMember | [15]
GLA |  |  | 520 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_JTSPropertiesMember | [15],[2]
Factoria Mall [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 37,283 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_FactoriaMallMember | [16]
Debt Assumed |  |  | 56,000 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_FactoriaMallMember | [16]
Other |  |  | 37,467 us-gaap_BusinessCombinationConsiderationTransferredOther1 / us-gaap_BusinessAcquisitionAxis = kim_FactoriaMallMember | [16]
Total |  |  | 130,750 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_FactoriaMallMember | [16]
GLA |  |  | 510 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_FactoriaMallMember | [16],[2]
Outparcel [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 13,053 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_OutparcelMember |
Total |  |  | 13,053 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_OutparcelMember |
GLA |  |  | 97 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_OutparcelMember | [2]
Highlands Ranch II [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 14,600 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchIIMember |
Total |  |  | 14,600 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchIIMember |
GLA |  |  | 44 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_HighlandsRanchIIMember | [2]
Elmsford [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 23,000 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_ElmsfordMember |
Total |  |  | 23,000 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_ElmsfordMember |
GLA |  |  | 143 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_ElmsfordMember | [2]
Northridge Shopping Center [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 8,239 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_NorthridgeShoppingCenterMember |
Debt Assumed |  |  | 11,511 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_NorthridgeShoppingCenterMember |
Total |  |  | 19,750 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_NorthridgeShoppingCenterMember |
GLA |  |  | 146 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_NorthridgeShoppingCenterMember | [2]
Five Forks Crossing [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 9,825 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_FiveForksCrossingMember |
Total |  |  | 9,825 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_FiveForksCrossingMember |
GLA |  |  | 74 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_FiveForksCrossingMember | [2]
Greenwood [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 4,067 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_GreenwoodMember |
Total |  |  | 4,067 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_GreenwoodMember |
GLA |  |  | 30 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_GreenwoodMember | [2]
Clark Portfolio [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 35,553 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_ClarkPortfolioMember |
Total |  |  | 35,553 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_ClarkPortfolioMember |
GLA |  |  | 189 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_ClarkPortfolioMember | [2]
Winn Dixie Portfolio 6 Properties [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 43,506 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_WinnDixiePortfolio6PropertiesMember |
Total |  |  | 43,506 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_WinnDixiePortfolio6PropertiesMember |
GLA |  |  | 392 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_WinnDixiePortfolio6PropertiesMember | [2]
Tomball SC [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 35,327 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_TomballSCMember |
Total |  |  | 35,327 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_TomballSCMember |
GLA |  |  | 149 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_TomballSCMember | [2]
Atascocita SC [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 38,250 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_AtascocitaSCMember |
Debt Assumed |  |  | 28,250 us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred / us-gaap_BusinessAcquisitionAxis = kim_AtascocitaSCMember |
Total |  |  | 66,500 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_AtascocitaSCMember |
GLA |  |  | 317 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_AtascocitaSCMember | [2]
Lawrenceville Market [Member] |  |  |  |
Significant Acquisitions and Disposals [Line Items] |  |  |  |
Cash |  |  | 36,824 us-gaap_PaymentsToAcquireBusinessesGross / us-gaap_BusinessAcquisitionAxis = kim_LawrencevilleMarketMember |
Total |  |  | $ 36,824 us-gaap_BusinessCombinationConsiderationTransferred1 / us-gaap_BusinessAcquisitionAxis = kim_LawrencevilleMarketMember |
GLA |  |  | 286 kim_GrossLeasableArea / us-gaap_BusinessAcquisitionAxis = kim_LawrencevilleMarketMember | [2]
[1] | Includes 1031 sales proceeds of $126.8 million
[2] | Gross leasable area ("GLA")
[3] | The Company acquired three properties from a joint venture in which the Company had an 11% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as such recognized a gain of $3.7 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[4] | The Company acquired a 65.4% controlling ownership interest in this property and the seller retained a 34.6% noncontrolling interest in the property. The partner has the ability to put its partnership interest to the Company. As such, the Company has recorded the partners' share of the property's fair value of $4.9 million as Redeemable noncontrolling interests on the Company's Consolidated Balance Sheets.
[5] | The Company acquired from its partners the remaining ownership interest in a joint venture which holds 12 encumbered properties for which the Company had a 39.1% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $65.6 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other. Subsequently, the Company repaid $128.4 million in debt encumbering ten of the properties. Additionally, during June 2014, the Company sold one of the properties to a third party, which approximated its carrying value.
[6] | The Company acquired from its partner the remaining ownership interest in 10 properties that were held in a joint venture in which the Company has a 15% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $14.4 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[7] | The Company and their joint venture partner BIG divided 15 of the 21 properties in the BIG Shopping Centers venture with the Company receiving a 99% ownership interest in seven operating properties and BIG receiving a 99% ownership interest in eight operating properties. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $19.5 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other. Additionally, during December 2014, the Company sold one of the properties to a third party, which approximated its carrying value.
[8] | The Company acquired from its partners the remaining ownership interest in this property that was held in a joint venture in which the Company had an 11% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $2.2 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[9] | The Company increased its ownership interest to 74.8% in this property that was held in a joint venture in which the Company had a 21.5% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $1.7 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[10] | This property was acquired from a joint venture in which the Company had a 45% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as such recognized a gain of $22.7 million, before income tax, from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[11] | This property was acquired from a joint venture in which the Company had a 19% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance. This transaction resulted in a change in control with no gain or loss recognized.
[12] | The Company acquired the remaining 80% interest in an operating property from an unconsolidated joint venture in which the Company had a 20% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as such recognized a gain of $0.5 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.
[13] | The acquisition of this property included the issuance of $5.2 million of redeemable units, which are redeemable at the option of the holder after one year and earn a yield of 6% per annum, which is included in the purchase price above in Other. In connection with this transaction, the Company provided the sellers a $5.2 million loan at a rate of 6.5%, which is secured by the redeemable units.
[14] | This property was acquired from a joint venture in which the Company has a 15% noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance. This transaction resulted in a change in control with no gain or loss recognized.
[15] | The Company acquired the remaining interest in a portfolio of office properties from a preferred equity investment in which the Company held a noncontrolling interest. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as such recognized a change in control loss of $9.6 million from the fair value adjustment associated with the Company's original ownership, which is reflected in the purchase price above in Other. The debt assumed in connection with this transaction of $43.3 million was repaid in April 2013 and the properties within the portfolio were later sold during October and November 2013.
[16] | The Company acquired an additional 49% interest in this operating property from an unconsolidated joint venture in which the Company had a 50% noncontrolling interest. As such the Company now consolidates this investment. The Company evaluated this transaction pursuant to the FASB's Consolidation guidance and as a result, recognized a gain of $8.2 million from the fair value adjustment associated with the Company's original ownership due to a change in control, which is reflected in the purchase price above in Other.

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