XML 64 R50.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Real Estate - Dispositions (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 | Mar. 31, 2016 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015
Fund III [Member] | Cortlandt Towne Center [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain on Sale |  | $ 65,400 |  |  |  |
Fund III [Member] | Heritage Shops [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain on Sale | $ 16,600 |  |  |  |  |
Fund III [Member] | Lincoln Park Centre [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain on Sale |  |  |  | $ 27,100 |  |
Fund II [Member] | Liberty Avenue [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain on Sale |  |  | $ 12,000 |  |  |
Fund II [Member] | City Point - Air Rights [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Gain on Sale |  |  | $ 49,900 |  |  |
Disposal Group, Not Discontinued Operations [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  | $ 153,750 | $ 203,878
Gain on Sale |  |  |  |  | 81,965 | 89,063
Disposal Group, Not Discontinued Operations [Member] | Fund III [Member] | Cortlandt Towne Center [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  | 107,250 |
Gain on Sale |  |  |  |  | 65,393 |
Disposal Group, Not Discontinued Operations [Member] | Fund III [Member] | Heritage Shops [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  | 46,500 |
Gain on Sale |  |  |  |  | $ 16,572 |
Disposal Group, Not Discontinued Operations [Member] | Fund III [Member] | Lincoln Park Centre [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  |  | 64,000
Gain on Sale |  |  |  |  |  | 27,143
Disposal Group, Not Discontinued Operations [Member] | Fund II [Member] | Liberty Avenue [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  |  | 24,000
Gain on Sale |  |  |  |  |  | 11,957
Disposal Group, Not Discontinued Operations [Member] | Fund II [Member] | City Point - Air Rights [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  |  | 115,600
Gain on Sale |  |  |  |  |  | 49,884
Disposal Group, Not Discontinued Operations [Member] | Fund I [Member] | Kroger Safeway Various [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sales Price |  |  |  |  |  | 278
Gain on Sale |  |  |  |  |  | $ 79

X
- Definition Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Gross + References No definition available. + Details
Name: | akr_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationGross
Namespace Prefix: | akr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Proceeds from Sale of Real Estate Held-for-investment, Gross + References No definition available. + Details
Name: | akr_ProceedsFromSaleOfRealEstateHeldForInvestmentGross
Namespace Prefix: | akr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=akr_FundIiiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_CortlandtTowneCenterMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_HeritageShopsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_LincolnParkCentreMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=akr_FundIiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_LibertyAvenueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_CityPointAirRightsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupNotDiscontinuedOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=akr_FundIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=akr_KrogerSafewayVariousMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |