XML 67 R52.htm IDEA: XBRL DOCUMENT
v3.3.1.900

ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Schedule of Operating Partnership's Equity Interest (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Variable Interest Entity [Line Items] |  |  |  |
Payments to noncontrolling interests |  | $ 84,610 | $ 221,330 | $ 88,975
Fund II [Member] |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Total distributions | [1] |  |  | $ 47,100
Fund I and Mervyns I [Member] |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Operating partnership share of capital | [2] | 22.22% |  |
Fund Size | [2] | $ 90,000 |  |
Capital called | [2],[3] | 86,600 |  |
Unfunded Commitments | [2] | $ 0 |  |
Equity Interest Held By Operating Partnership | [2] | 37.78% |  |
Preferred Return | [2] | 9.00% |  |
Total distributions | [2],[3] | $ 194,500 |  |
Fund II and Mervyns II [Member] |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Operating partnership share of capital | [1] | 20.00% |  |
Fund Size | [1] | $ 300,000 |  |
Capital called | [1],[3] | 300,000 |  |
Unfunded Commitments | [1] | $ 47,100 |  |
Equity Interest Held By Operating Partnership | [1] | 20.00% |  |
Preferred Return | [1] | 8.00% |  |
Total distributions | [1],[3] | $ 131,600 |  |
Fund III [Member] |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Operating partnership share of capital | [4] | 24.54% |  |
Fund Size | [4] | $ 502,500 |  |
Capital called | [3],[4] | 387,500 |  |
Unfunded Commitments | [4] | $ 62,500 |  |
Equity Interest Held By Operating Partnership | [4] | 24.54% |  |
Preferred Return | [4] | 6.00% |  |
Total distributions | [3],[4] | $ 445,700 |  |
Limited Liability Company LLC Or Limited Partnership LP, Managing Member Or General Partner, Additional Ownership Interest Acquired | [4] | 4.60% |  |
Payments to noncontrolling interests |  | $ 7,300 |  |
Fund IV [Member] |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Operating partnership share of capital |  | 23.12% |  |
Fund Size |  | $ 540,600 |  |
Capital called | [3] | 179,400 |  |
Unfunded Commitments |  | $ 361,200 |  |
Equity Interest Held By Operating Partnership |  | 23.12% |  |
Preferred Return |  | 6.00% |  |
Total distributions | [3] | $ 101,900 |  |
[1] | During 2013, a distribution of $47.1 million was made to the Fund II investors, including the Operating Partnership. This amount is subject to recontribution to Fund II until December 2016, if needed to fund the on-going development and construction of existing projects.
[2] | Fund I and Mervyns I have returned all capital and preferred return. The Operating Partnership is now entitled to a Promote on all future cash distributions.
[3] | Represents the total for the Funds, including the Operating Partnership and noncontrolling interests' shares.
[4] | During 2015, the Company acquired an additional 4.6% interest in Fund III from a limited partner for $7.3 million, giving the Company an aggregate 24.54% interest.

X
- Definition Limited Liability Company LLC Or Limited Partnership LP, Managing Member Or General Partner, Additional Ownership Interest Acquired + References No definition available. + Details
Name: | akr_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerAdditionalOwnershipInterestAcquired
Namespace Prefix: | akr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Share of Capital + References No definition available. + Details
Name: | akr_LimitedLiabilityCompanyLlcOrLimitedPartnershipLpManagingMemberOrGeneralPartnerOwnershipShareOfCapital
Namespace Prefix: | akr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Limited Liability Company Llc Or Limited Partnership Lp Members Or Limited Partners, Preferred Return + References No definition available. + Details
Name: | akr_LimitedLiabilityCompanyLlcOrLimitedPartnershipLpMembersOrLimitedPartnersPreferredReturn
Namespace Prefix: | akr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 6A -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=36462937&loc=SL6742756-110258 + Details
Name: | us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of capital contributed by the general partner. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB TOPIC 4.F) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 + Details
Name: | us-gaap_GeneralPartnersContributedCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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://www.xbrl.org/2003/role/presentationRef -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: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total contributions made by each class of partners (i.e., general, limited and preferred partners). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
Name: | us-gaap_PartnersCapitalAccountContributions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Total distributions to each class of partners (i.e., general, limited and preferred partners). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 + Details
Name: | us-gaap_PartnersCapitalAccountDistributions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
Name: | us-gaap_PaymentsToMinorityShareholders
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_VariableInterestEntityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

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