XML 65 R51.htm IDEA: XBRL DOCUMENT
v3.19.1

Investments in and Advances to Unconsolidated Affiliates - Schedule of Investments (Parenthetical) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
KLA Mervyns LLC |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity method investments | $ 0 | $ 0
Broughton St. Portfolio Savannah, GA |  |
Schedule of Equity Method Investments [Line Items] |  |
Equity method investments | $ 3,149 | 3,236
Cumulative capital contribution, percentage | 15.00% |
Cumulative capital contribution | $ 3,000 | 3,000
Preferred return percentage | 9.00% |
Preferred return | $ 2,800 | $ 2,800

X
- Definition Equity method investment, cumulative capital contribution. + References No definition available. + Details
Name: | akr_EquityMethodInvestmentCumulativeCapitalContribution
Namespace Prefix: | akr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Equity method investment, cumulative capital contribution, percentage. + References No definition available. + Details
Name: | akr_EquityMethodInvestmentCumulativeCapitalContributionPercentage
Namespace Prefix: | akr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Equity method investment, preferred return. + References No definition available. + Details
Name: | akr_EquityMethodInvestmentPreferredReturn
Namespace Prefix: | akr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Equity method investment, preferred return, percentage. + References No definition available. + Details
Name: | akr_EquityMethodInvestmentPreferredReturnPercentage
Namespace Prefix: | akr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_EquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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_ScheduleOfEquityMethodInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=akr_KlaMervynsLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=akr_BroughtonStreetPortfolioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |