XML 85 R74.htm IDEA: XBRL DOCUMENT
v3.21.1

Financial Instruments and Fair Value Measurements - Schedule of Items Measured at Fair Value on Nonrecurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2020
Derivatives, Fair Value [Line Items] |  |
Impairment charges | $ 51,549 |
Fair Value, Measurements, Nonrecurring |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges |  | $ 85,598
Fair Value, Measurements, Nonrecurring | Acadia Realty Trust |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges |  | $ 20,594
Cortlandt Crossing, Mohegan Lake, NY | Fair Value, Measurements, Nonrecurring | Fund III | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event | Reduced holding period, reduced projected operating income |
Impairment charges | $ 27,402 |
Cortlandt Crossing, Mohegan Lake, NY | Fair Value, Measurements, Nonrecurring | Fund III | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges | $ 6,726 |
654 Broadway, New York, NY | Fair Value, Measurements, Nonrecurring | Fund III | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event | Reduced holding period |
Impairment charges | $ 6,398 |
654 Broadway, New York, NY | Fair Value, Measurements, Nonrecurring | Fund III | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges | $ 1,570 |
146 Geary Street, San Francisco, CA | Fair Value, Measurements, Nonrecurring | Fund IV | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event | Reduced holding period, reduced projected operating income |
Impairment charges | $ 6,718 |
146 Geary Street, San Francisco, CA | Fair Value, Measurements, Nonrecurring | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges | $ 1,553 |
801 Madison Avenue, New York, NY | Fair Value, Measurements, Nonrecurring | Fund IV | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event | Reduced holding period, reduced projected operating income |
Impairment charges | $ 11,031 |
801 Madison Avenue, New York, NY | Fair Value, Measurements, Nonrecurring | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges | $ 2,551 |
717 N. Michigan Avenue, Chicago, IL | Fair Value, Measurements, Nonrecurring | Fund IV | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event |  | Reduced holding period, reduced projected operating income
Impairment charges |  | $ 17,392
717 N. Michigan Avenue, Chicago, IL | Fair Value, Measurements, Nonrecurring | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges |  | $ 4,021
110 University, New York, NY | Fair Value, Measurements, Nonrecurring | Fund IV | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event |  | Reduced holding period, reduced projected operating income
Impairment charges |  | $ 16,238
110 University, New York, NY | Fair Value, Measurements, Nonrecurring | Fund IV | Acadia Realty Trust | Level 3 Inputs Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges |  | $ 3,754
Fifth Wall Investment | Fair Value, Measurements, Nonrecurring | Core Portfolio | Level 3 Inputs Fair Value of Net Assets Projections |  |
Derivatives, Fair Value [Line Items] |  |
Triggering Event |  | Decline in fair value
Impairment charges |  | $ 419
Fifth Wall Investment | Fair Value, Measurements, Nonrecurring | Core Portfolio | Acadia Realty Trust | Level 3 Inputs Fair Value of Net Assets Projections |  |
Derivatives, Fair Value [Line Items] |  |
Impairment charges |  | $ 419

X
- Definition Fair value nonrecurring basis triggering event. + References No definition available. + Details
Name: | akr_FairValueNonrecurringBasisTriggeringEvent
Namespace Prefix: | akr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
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_DerivativesFairValueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_StatementGeographicalAxis=akr_CortlandtCrossingMoheganLakeNYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=akr_FundIIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=akr_LevelThreeMeasurementInputsProjectionItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_SixFiveFourBroadwayNewYorkNYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_OneFourSixGearyStreetSanFranciscoCAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=akr_FundIVMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_EightZeroOneMadisonAvenueNewYorkNYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_SevenOneSevenNMichiganAvenueChicagoILMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_OneOneZeroUniversityNewYorkNYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=akr_FifthWallInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=akr_CorePortfolioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=akr_LevelThreeMeasurementInputsFairValueProjectionItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |