XML 49 R38.htm IDEA: XBRL DOCUMENT
v3.21.2

Organization, Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 Property Segment $ / shares | Dec. 31, 2020 $ / shares
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Limited partnership to common stock conversion ratio | 100.00% |
Common shares of beneficial interest, par value | $ / shares | $ 0.001 | $ 0.001
Number of retail properties | 182 |
Number of reportable segments | Segment | 3 |
Core Portfolio |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Number of retail properties | 130 |
Properties owned percentage | 100.00% |
Opportunity Funds |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Number of retail properties | 52 |
Operating Partnership, as General Partner or Managing Member |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Remaining funds rate of distribution to operating partnership (in percent) | 20.00% |
Operating Partnership, as General Partner or Managing Member | Acadia's OP Ownership |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Equity interest held by Operating Partnership | 94.00% | 95.00%
Institutional Investors |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Remaining funds rate of distribution to all partners (in percent) | 80.00% |

X
- Definition Limited partnership to common stock conversion ratio. + References No definition available. + Details
Name: | akr_LimitedPartnershipToCommonStockConversionRatio
Namespace Prefix: | akr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Organization consolidation and presentation of financial statements. + References No definition available. + Details
Name: | akr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems
Namespace Prefix: | akr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Properties owned percentage. + References No definition available. + Details
Name: | akr_PropertiesOwnedPercentage
Namespace Prefix: | akr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Remaining funds rate of distribution to all partners. + References No definition available. + Details
Name: | akr_RemainingFundsRateOfDistributionToAllPartners
Namespace Prefix: | akr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Remaining funds rate of distribution to partnership. + References No definition available. + Details
Name: | akr_RemainingFundsRateOfDistributionToPartnership
Namespace Prefix: | akr_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
Name: | us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of real estate properties owned as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_NumberOfRealEstateProperties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599 + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Details
Name: | us-gaap_PartnerTypeOfPartnersCapitalAccountAxis=akr_OperatingPartnershipAsGeneralPartnerOrManagingMemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_PartnerTypeOfPartnersCapitalAccountAxis=akr_InstitutionalInvestorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |