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Note 24 - Captive Insurance Company: (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Note 24 - Captive Insurance Company: (Details) [Line Items] |  |
Letters of Credit Outstanding, Amount | $ 25,600,000 |
Kimco Insurance Company [Member] |  |
Note 24 - Captive Insurance Company: (Details) [Line Items] |  |
Captive Insurance, Percentage of Occurance Risk Layer | 100.00% |
Captive Insurance, Obligation Per Occurrence | $ 250,000 |
Letters of Credit Outstanding, Amount | 23,000,000 | $ 22,000,000
Decrease in Incurred Insurance Losses and Loss Adjustment Expenses | 700,000 | $ 1,700,000
Minimum [Member] | Kimco Insurance Company [Member] |  |
Note 24 - Captive Insurance Company: (Details) [Line Items] |  |
Captive Insurance, Annual Aggregates Per Policy | $ 7,800,000 |
Captive Insurance, Obligations to Reinsurance Provider, Percent of Incurred Losses | 9.50% |
Maximum [Member] | Kimco Insurance Company [Member] |  |
Note 24 - Captive Insurance Company: (Details) [Line Items] |  |
Captive Insurance, Annual Aggregates Per Policy | $ 10,700,000 |
Captive Insurance, Obligations to Reinsurance Provider, Percent of Incurred Losses | 12.20% |

X
- Definition The amount of annual aggregates for captive insurance coverage policies. + References No definition available. + Details
Name: | kim_CaptiveInsuranceAnnualAggregatesPerPolicy
Namespace Prefix: | kim_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount the company is obligated to cover per occurrence + References No definition available. + Details
Name: | kim_CaptiveInsuranceObligationPerOccurrence
Namespace Prefix: | kim_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The percentage of incurred losses that the captive insurance company is required to pay to the reinsurance provider. + References No definition available. + Details
Name: | kim_CaptiveInsuranceObligationsToReinsuranceProviderPercentOfIncurredLosses
Namespace Prefix: | kim_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of occurrence risk layer that is assumed by the insurance company. + References No definition available. + Details
Name: | kim_CaptiveInsurancePercentageOfOccuranceRiskLayer
Namespace Prefix: | kim_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The decrease in the amount of incurred losses and loss adjustment expenses as a result of the change in estimates for insured events. + References No definition available. + Details
Name: | kim_DecreaseInIncurredInsuranceLossesandLossAdjustmentExpenses
Namespace Prefix: | kim_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | kim_Note24CaptiveInsuranceCompanyDetailsLineItems
Namespace Prefix: | kim_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
Name: | us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=kim_KimcoInsuranceCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |