$AKR
ACADIA REALTY TRUST Stock $akr

$akr Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000156459021007196 Filed on February 22, 2021

Income Statement

Concept	2019 Q4	2018 Q4	2018
Revenue	$77.79M	$69.73M	$259.7M
YoY Change	11.56%	5.52%	4.48%
Cost Of Revenue	$23.52M	$21.15M	$79.40M
YoY Change	11.21%	-1.44%	4.61%
Gross Profit	$54.26M	$48.57M	$180.3M
YoY Change	11.72%	13.19%	4.46%
Gross Profit Margin	69.76%	69.66%	69.43%
Selling, General & Admin	$9.840M	$9.980M	$34.30M
YoY Change	-1.4%	17.83%	1.48%
% of Gross Profit	18.13%	20.55%	19.02%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$32.60M	$30.70M	$117.5M
YoY Change	6.19%	10.83%	12.02%
% of Gross Profit	60.08%	63.21%	65.2%
Operating Expenses	$42.47M	$40.98M	$232.1M
YoY Change	3.64%	9.69%	0.39%
Operating Profit	$11.79M	$7.590M	$32.68M
YoY Change	55.34%	36.76%	-50.64%
Interest Expense	-$13.53M	-$14.18M	-$47.40M
YoY Change	-4.58%	23.41%	629.23%
% of Operating Profit	-114.76%	-186.82%	-145.04%
Other Income/Expense, Net	$0.00	$0.00	$0.00
YoY Change		-100.0%	-100.0%
Pretax Income	$14.51M	-$6.590M	-$14.76M
YoY Change	-320.18%	-126.43%	-122.61%
Income Tax	-$150.0K	$80.00K	$934.0K
% Of Pretax Income	-1.03%
Net Earnings	$14.67M	-$6.671M	-$15.70M
YoY Change	-319.83%	-126.74%	-124.41%
Net Earnings / Revenue	18.85%	-9.57%	-6.05%
Basic Earnings Per Share	$0.24	$0.09
Diluted Earnings Per Share	$0.24	$0.09	$382.5K
COMMON SHARES
Basic Shares Outstanding	87.06M	81.59M
Diluted Shares Outstanding	87.06M	81.59M	82.08M

Balance Sheet

Concept	2019 Q4	2018 Q4	2018
SHORT-TERM ASSETS
Cash & Short-Term Investments	$15.80M	$21.30M	$21.30M
YoY Change	-25.82%	-71.52%	-71.52%
Cash & Equivalents	$14.15M	$20.07M	$21.30M
Short-Term Investments
Other Short-Term Assets	$18.90M	$18.40M	$18.40M
YoY Change	2.72%	9.52%	9.52%
Inventory	$253.4M	$120.3M	$120.3M
Prepaid Expenses
Receivables	$69.00M	$79.20M	$79.20M
Other Receivables	$7.600M	$10.90M	$10.90M
Total Short-Term Assets	$364.7M	$250.1M	$250.1M
YoY Change	45.82%	-27.67%	-27.67%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.356B	$3.161B	$3.161B
YoY Change	6.17%	7.04%	7.04%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$305.1M	$262.4M	$262.4M
YoY Change	16.27%	-13.14%	-13.14%
Other Assets	$43.80M	$44.20M	$44.20M
YoY Change	-0.9%	-29.73%	-29.73%
Total Long-Term Assets	$3.887B	$3.709B	$3.709B
YoY Change	4.81%	2.61%	2.61%
TOTAL ASSETS
Total Short-Term Assets	$364.7M	$250.1M	$250.1M
Total Long-Term Assets	$3.887B	$3.709B	$3.709B
Total Assets	$4.252B	$3.959B	$3.959B
YoY Change	7.4%	-0.04%	-0.04%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$68.80M	$65.20M	$65.20M
YoY Change	5.52%	6.19%	6.19%
Accrued Expenses	$56.80M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$180.6M	$116.0M	$116.0M
YoY Change	55.69%	4.41%	4.41%
LONG-TERM LIABILITIES
Long-Term Debt	$1.786B	$1.622B	$1.622B
YoY Change	10.13%	8.47%	8.47%
Other Long-Term Liabilities	$155.7M	$139.1M	$139.1M
YoY Change	11.93%	0.51%	0.51%
Total Long-Term Liabilities	$1.942B	$1.761B	$1.761B
YoY Change	10.27%	7.8%	7.8%
TOTAL LIABILITIES
Total Short-Term Liabilities	$180.6M	$116.0M	$116.0M
Total Long-Term Liabilities	$1.942B	$1.761B	$1.761B
Total Liabilities	$2.122B	$1.877B	$2.499B
YoY Change	13.07%	7.58%	4.44%
SHAREHOLDERS EQUITY
Retained Earnings	-$133.0M	-$89.70M
YoY Change	48.24%	180.19%
Common Stock	$1.706B	$1.549B
YoY Change	10.19%	-3.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.542B	$1.460B	$1.460B
YoY Change
Total Liabilities & Shareholders Equity	$4.309B	$3.959B	$3.959B
YoY Change	8.85%	-0.04%	-0.04%

Cashflow Statement

Concept	2019 Q4	2018 Q4	2018
OPERATING ACTIVITIES
Net Income	$14.67M	-$6.671M	-$15.70M
YoY Change	-319.83%	-126.74%	-124.41%
Depreciation, Depletion And Amortization	$32.60M	$30.70M	$117.5M
YoY Change	6.19%	10.83%	12.02%
Cash From Operating Activities	$32.00M	$28.90M	$96.08M
YoY Change	10.73%	-4.62%	-16.2%
INVESTING ACTIVITIES
Capital Expenditures	-$113.7M	-$71.70M	-$242.8M
YoY Change	58.58%	-16.24%	-21.32%
Acquisitions
YoY Change
Other Investing Activities	$76.20M	$11.40M	$106.2M
YoY Change	568.42%	-95.17%	-66.03%
Cash From Investing Activities	-$37.50M	-$60.30M	-$136.6M
YoY Change	-37.81%	-140.09%	-3462.52%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$110.2M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-25.60M	44.20M	-10.28M
YoY Change	-157.92%	-126.61%	-91.96%
NET CHANGE
Cash From Operating Activities	32.00M	28.90M	96.08M
Cash From Investing Activities	-37.50M	-60.30M	-136.6M
Cash From Financing Activities	-25.60M	44.20M	-10.28M
Net Change In Cash	-31.10M	12.80M	-50.82M
YoY Change	-342.97%	-12.33%	462.18%
FREE CASH FLOW
Cash From Operating Activities	$32.00M	$28.90M	$96.08M
Capital Expenditures	-$113.7M	-$71.70M	-$242.8M
Free Cash Flow	$145.7M	$100.6M	$338.9M
YoY Change	44.83%	-13.2%	-19.94%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	21208000
CY2019	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	319673000
CY2018	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	147985000
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	39061000
CY2020Q4	akr	Finite Lived Intangible Liabilities Net FiniteLivedIntangibleLiabilitiesNet	76434000
CY2019Q4	akr	Finite Lived Intangible Liabilities Net FiniteLivedIntangibleLiabilitiesNet	82926000
CY2020Q4	akr	Accounts Payable And Accrued Expenses AccountsPayableAndAccruedExpenses	53031000
CY2019Q4	akr	Accounts Payable And Accrued Expenses AccountsPayableAndAccruedExpenses	68838000
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	31842000
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	33682000
CY2020Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	12178000
CY2018	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	187173000
CY2019	akr	Payment To Acquire Leasehold Interests PaymentToAcquireLeaseholdInterests	39031000
CY2020	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	40483000
CY2020	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	55449000
CY2020	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	236804000
CY2018	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	632300000
CY2019	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	526400000
CY2018	us-gaap	Proceeds From Issuance Of Unsecured Debt ProceedsFromIssuanceOfUnsecuredDebt	648800000
CY2019	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	89270000
CY2018	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	94834000
CY2019	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	168211000
CY2020	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	7979000
CY2019	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	7051000
CY2018	us-gaap	Payments For Leasing Costs PaymentsForLeasingCosts	6106000
CY2020	akr	Consolidation Of Previously Uconsolidated Investments ConsolidationOfPreviouslyUconsolidatedInvestments	950000
CY2018	akr	Consolidation Of Previously Uconsolidated Investments ConsolidationOfPreviouslyUconsolidatedInvestments	573000
CY2020	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	20930000
CY2019	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	88738000
CY2018	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	63866000
CY2020	akr	Investments In And Advances To Unconsolidated Affiliates And Other InvestmentsInAndAdvancesToUnconsolidatedAffiliatesAndOther	4291000
CY2019	akr	Investments In And Advances To Unconsolidated Affiliates And Other InvestmentsInAndAdvancesToUnconsolidatedAffiliatesAndOther	151281000
CY2018	akr	Investments In And Advances To Unconsolidated Affiliates And Other InvestmentsInAndAdvancesToUnconsolidatedAffiliatesAndOther	3161000
CY2020	akr	Return Of Capital From Unconsolidated Affiliates And Other ReturnOfCapitalFromUnconsolidatedAffiliatesAndOther	14686000
CY2019	akr	Return Of Capital From Unconsolidated Affiliates And Other ReturnOfCapitalFromUnconsolidatedAffiliatesAndOther	105999000
CY2018	akr	Return Of Capital From Unconsolidated Affiliates And Other ReturnOfCapitalFromUnconsolidatedAffiliatesAndOther	26338000
CY2020	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	59000000
CY2019	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	3608000
CY2018	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	81726000
CY2020	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	136490000
CY2019	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	521600000
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	903000
CY2020	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	7261000
CY2018	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	3002000
CY2019	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	15250000
CY2018	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	26000000
CY2020	akr	Return Of Deposits For Properties Under Contract Net ReturnOfDepositsForPropertiesUnderContractNet	187000
CY2019	akr	Return Of Deposits For Properties Under Contract Net ReturnOfDepositsForPropertiesUnderContractNet	2870000
CY2019	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	326268000
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-96208000
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-397057000
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-136619000
CY2018	akr	Return Of Deposits For Properties Under Contract Net ReturnOfDepositsForPropertiesUnderContractNet	1692000
CY2020	akr	Core Portfolio Annualized Base Rents For Stores Of Bankruptcies CorePortfolioAnnualizedBaseRentsForStoresOfBankruptcies	1200000
CY2020	akr	Interest In Previously Unconsolidated Affiliate In Notes Receivable InterestInPreviouslyUnconsolidatedAffiliateInNotesReceivable	38674000
CY2019	akr	Change In Control Of Previously Unconsolidated Consolidated Investment Increase Decrease In Right Of Use Assets Finance Leases ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentIncreaseDecreaseInRightOfUseAssetsFinanceLeases	11051000
CY2020	akr	Increase Decrease Of Cash In Consolidation Of Previously Unconsolidated Consolidated Investment IncreaseDecreaseOfCashInConsolidationOfPreviouslyUnconsolidatedConsolidatedInvestment	950000
CY2019	akr	Change In Control Of Previously Unconsolidated Consolidated Investment Increase Decrease In Finance Lease Liability ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentIncreaseDecreaseInFinanceLeaseLiability	10702000
CY2018	akr	Increase Decrease Of Cash In Consolidation Of Previously Unconsolidated Consolidated Investment IncreaseDecreaseOfCashInConsolidationOfPreviouslyUnconsolidatedConsolidatedInvestment	573000
CY2020	akr	Percentage Of Annual Base Rent PercentageOfAnnualBaseRent	0.009
CY2020	akr	Limited Partnership To Common Stock Conversion Ratio LimitedPartnershipToCommonStockConversionRatio	1
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2020Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	187
CY2020	akr	Number Of Stores Having Bankruptcies In Fund Portfolio NumberOfStoresHavingBankruptciesInFundPortfolio	6
CY2020	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Other Assets And Liabilities ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsOtherAssetsAndLiabilities	1238000
CY2019	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Other Assets And Liabilities ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsOtherAssetsAndLiabilities	12000
CY2020	akr	Fund Portfolio Annualized Base Rents For Stores Of Bankruptcies FundPortfolioAnnualizedBaseRentsForStoresOfBankruptcies	100000
CY2019	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2749000
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	93902000
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	88887000
CY2020	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	2311000
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2443000
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-10278000
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-4838000
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-50821000
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15845000
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21268000
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	85669000
CY2019	us-gaap	Interest Paid Net InterestPaidNet	53586000
CY2018	us-gaap	Interest Paid Net InterestPaidNet	61832000
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-329000
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	730000
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1227000
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	116000
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	13580000
CY2019	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	12586000
CY2018	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	5625000
CY2020	us-gaap	Interest Paid Net InterestPaidNet	72392000
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	161628000
CY2018	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	47560000
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	31461000
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	101370000
CY2018	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	31568000
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	50182000
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-22386000
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	145498000
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-55111000
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	52674000
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	4666000
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	2597000
CY2020	akr	Notes Receivable Exchanged For Real Estate NotesReceivableExchangedForRealEstate	72430000
CY2019	akr	Notes Receivable Exchanged For Real Estate NotesReceivableExchangedForRealEstate	13530000
CY2018	akr	Notes Receivable Exchanged For Real Estate NotesReceivableExchangedForRealEstate	22201000
CY2020	akr	Adjustment To Equity As Result Of Cecl Implementation AdjustmentToEquityAsResultOfCECLImplementation	400000
CY2019	akr	Noncash Distribution Declared And Payable NoncashDistributionDeclaredAndPayable	26914000
CY2020	akr	Right Of Use Asset Obtained Modified In Exchange For Finance Lease Liability RightOfUseAssetObtainedModifiedInExchangeForFinanceLeaseLiability	-70427000
CY2019	akr	Right Of Use Asset Obtained Modified In Exchange For Finance Lease Liability RightOfUseAssetObtainedModifiedInExchangeForFinanceLeaseLiability	16349000
CY2019	akr	Right Of Use Assets Finance Leases Obtained In Exchange For Assets Under Capital Lease RightOfUseAssetsFinanceLeasesObtainedInExchangeForAssetsUnderCapitalLease	76965000
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	33189000
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	57165000
CY2019	akr	Capital Lease Obligation Exchanged For Finance Lease Liability CapitalLeaseObligationExchangedForFinanceLeaseLiability	71111000
CY2019	akr	Other Liabilities Exchanged For Operating Lease Liabilities OtherLiabilitiesExchangedForOperatingLeaseLiabilities	946000
CY2019	akr	Assumption Of Debt Through Investments In Unconsolidated Affiliates AssumptionOfDebtThroughInvestmentsInUnconsolidatedAffiliates	4688000
CY2019	akr	Debt Exchanged For Deferred Gain On Tax Credits DebtExchangedForDeferredGainOnTaxCredits	-5262000
CY2019	akr	Other Assets Exchanged For Deferred Gain On Tax Credits OtherAssetsExchangedForDeferredGainOnTaxCredits	228000
CY2020	akr	Right Of Use Assets Operating Leases Modified In Exchange For Finance Lease Liabilities RightOfUseAssetsOperatingLeasesModifiedInExchangeForFinanceLeaseLiabilities	-1432000
CY2020	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Real Estate ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsRealEstate	-135190000
CY2019	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Real Estate ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsRealEstate	828000
CY2018	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Real Estate ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsRealEstate	-31836000
CY2020	akr	Change In Control Of Previously Unconsolidated Consolidated Investments In And Advances To Unconsolidated Affiliates ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsInAndAdvancesToUnconsolidatedAffiliates	96816000
CY2019	akr	Change In Control Of Previously Unconsolidated Consolidated Investments In And Advances To Unconsolidated Affiliates ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsInAndAdvancesToUnconsolidatedAffiliates	-1189000
CY2018	akr	Change In Control Of Previously Unconsolidated Consolidated Investments In And Advances To Unconsolidated Affiliates ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsInAndAdvancesToUnconsolidatedAffiliates	35881000
CY2020	akr	Number Of Stores Having Bankruptcies In Core Portfolio NumberOfStoresHavingBankruptciesInCorePortfolio	4
CY2018	akr	Change In Control Of Previously Unconsolidated Consolidated Investments Other Assets And Liabilities ChangeInControlOfPreviouslyUnconsolidatedConsolidatedInvestmentsOtherAssetsAndLiabilities	-3472000
CY2020	akr	Acquisition Of Noncontrolling Interest AcquisitionOfNoncontrollingInterest	-588000
CY2019Q4	us-gaap	Materials Supplies And Other MaterialsSuppliesAndOther	1565000
CY2020Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2019Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P33Y4M24D
CY2019Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P42Y6M
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P26Y4M24D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P34Y1M6D
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	6507000
CY2020Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	1125356000
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	867524000
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	2395406000
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Carrying Costs RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts	831358000
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	859421000
CY2020Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	3234867000
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	4094288000
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	586800000
CY2020Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	548000
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2020	akr	Development In Process Capitalized Costs DevelopmentInProcessCapitalizedCosts	8062000
CY2020	akr	Development In Process Transfers Out DevelopmentInProcessTransfersOut	-80927000
CY2020Q4	akr	Number Of Real Estate Properties Under Development NumberOfRealEstatePropertiesUnderDevelopment	3
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	247349000
CY2018Q4	akr	Number Of Real Estate Properties Under Development NumberOfRealEstatePropertiesUnderDevelopment	3
CY2018Q4	us-gaap	Development In Process DevelopmentInProcess	120297000
CY2019	akr	Development In Process Transfers In DevelopmentInProcessTransfersIn	117344000
CY2019	akr	Development In Process Capitalized Costs DevelopmentInProcessCapitalizedCosts	25580000
CY2018	us-gaap	Profit Loss ProfitLoss	-15698000
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	149793000
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	125443000
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	117549000
CY2020	us-gaap	Straight Line Rent StraightLineRent	5096000
CY2019	us-gaap	Straight Line Rent StraightLineRent	5198000
CY2018	us-gaap	Straight Line Rent StraightLineRent	8616000
CY2020	akr	Noncash Lease Expense NoncashLeaseExpense	3392000
CY2020	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	72391000
CY2020Q4	us-gaap	Other Assets OtherAssets	173809000
CY2019	akr	Development In Process Transfers Out DevelopmentInProcessTransfersOut	-9819000
CY2019Q4	us-gaap	Development In Process DevelopmentInProcess	253402000
CY2019Q4	akr	Number Of Real Estate Properties Under Development NumberOfRealEstatePropertiesUnderDevelopment	3
CY2019Q4	us-gaap	Other Assets OtherAssets	190658000
CY2020Q4	akr	Deferred Leasing And Other Costs DeferredLeasingAndOtherCosts	57533000
CY2019Q4	akr	Deferred Leasing And Other Costs DeferredLeasingAndOtherCosts	49081000
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-87000
CY2020Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	102100000
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	114943000
CY2020Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	11341000
CY2019Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	10051000
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	650000
CY2020Q4	us-gaap	Notes Receivable Net NotesReceivableNet	101450000
CY2019Q4	us-gaap	Notes Receivable Net NotesReceivableNet	114943000
CY2020Q4	akr	Number Of Notes Receivable NumberOfNotesReceivable	7
CY2019Q4	akr	Deferred Costs Gross DeferredCostsGross	59132000
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	9302000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	100732000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	116820000
CY2020Q4	akr	Deferred Costs Accumulated Amortization DeferredCostsAccumulatedAmortization	38386000
CY2020Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	30488000
CY2019Q4	akr	Deferred Costs Accumulated Amortization DeferredCostsAccumulatedAmortization	30386000
CY2020Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	30488000
CY2019Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	28746000
CY2020Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	17468000
CY2019Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	18873000
CY2020Q4	us-gaap	Interest Receivable InterestReceivable	13917000
CY2020Q4	us-gaap	Derivative Assets DerivativeAssets	1000
CY2019Q4	us-gaap	Interest Receivable InterestReceivable	9872000
CY2020Q4	us-gaap	Due From Affiliate Noncurrent DueFromAffiliateNoncurrent	3682000
CY2020Q4	akr	Distributions In Excess Of Income From And Investments In Unconsolidated Affiliates DistributionsInExcessOfIncomeFromAndInvestmentsInUnconsolidatedAffiliates	15616000
CY2019Q4	akr	Distributions In Excess Of Income From And Investments In Unconsolidated Affiliates DistributionsInExcessOfIncomeFromAndInvestmentsInUnconsolidatedAffiliates	15362000
CY2019Q4	us-gaap	Due From Affiliate Noncurrent DueFromAffiliateNoncurrent	3682000
CY2019Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	28746000
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	9302000
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	72603000
CY2019	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	51153000
CY2020Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	90139000
CY2020	akr	Adjustments To Straight Line Rent Reserves AdjustmentsToStraightLineRentReserves	22074000
CY2020Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	2433000
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2081947000
CY2019Q4	us-gaap	Income Tax Receivable IncomeTaxReceivable	1755000
CY2020Q4	us-gaap	Other Receivables OtherReceivables	2058000
CY2019Q4	us-gaap	Other Receivables OtherReceivables	3996000
CY2020Q4	us-gaap	Deposits Assets DepositsAssets	1728000
CY2020	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	43505000
CY2020	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	56595000
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	85598000
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1721000
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	30324000
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	5140000
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	32681000
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2215639000
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	19232000
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15845000
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21268000
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	14692000
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	14165000
CY2020	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	7110000
CY2019Q4	us-gaap	Deposits Assets DepositsAssets	1853000
CY2020Q4	us-gaap	Materials Supplies And Other MaterialsSuppliesAndOther	1302000
CY2020	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	683000
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	-115379000
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1237000
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8922000
CY2020	us-gaap	Interest And Debt Expense InterestAndDebtExpense	72060000
CY2019	us-gaap	Interest And Debt Expense InterestAndDebtExpense	73788000
CY2018	us-gaap	Interest And Debt Expense InterestAndDebtExpense	69978000
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	22672000
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-14764000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1468000
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	934000
CY2018	us-gaap	Profit Loss ProfitLoss	-15698000
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	103434000
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	10957000
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	94289000
CY2019	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	161628000
CY2019	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	39315000
CY2018	us-gaap	Direct Costs Of Leased And Rented Property Or Equipment DirectCostsOfLeasedAndRentedPropertyOrEquipment	43536000
CY2019	us-gaap	Profit Loss ProfitLoss	21204000
CY2020	us-gaap	Profit Loss ProfitLoss	-66038000
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	001-12002
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	23-2715194
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	411 Theodore Fremd Avenue
CY2020	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 300
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Rye
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10580
CY2020	dei	City Area Code CityAreaCode	914
CY2020	dei	Local Phone Number LocalPhoneNumber	288-8100
CY2020	dei	Security12b Title Security12bTitle	Common shares of beneficial interest, par value $0.001 per share
CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2019Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	3295907000
CY2019Q4	akr	Real Estate Under Development RealEstateUnderDevelopment	253402000
CY2019Q4	us-gaap	Real Estate Investments RealEstateInvestments	3549309000
CY2019Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	114943000
CY2019Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	305097000
CY2019Q4	us-gaap	Other Assets OtherAssets	190658000
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	76268000
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	60006000
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	19232000
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15845000
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	14692000
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	14165000
CY2020Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	44136000
CY2019Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	59091000
CY2020Q4	us-gaap	Assets Assets	4186882000
CY2019Q4	us-gaap	Assets Assets	4309114000
CY2020Q4	us-gaap	Secured Debt SecuredDebt	1125356000
CY2019Q4	us-gaap	Secured Debt SecuredDebt	1170076000
CY2020Q4	us-gaap	Unsecured Debt UnsecuredDebt	500083000
CY2019Q4	us-gaap	Unsecured Debt UnsecuredDebt	477320000
CY2020Q4	us-gaap	Line Of Credit LineOfCredit	138400000
CY2020	akr	Distributions Of Operating Income From Unconsolidated Affiliates DistributionsOfOperatingIncomeFromUnconsolidatedAffiliates	3286000
CY2019	akr	Distributions Of Operating Income From Unconsolidated Affiliates DistributionsOfOperatingIncomeFromUnconsolidatedAffiliates	11273000
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	74823000
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	14165000
CY2018Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	13580000
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	10846000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	33924000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30010000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	34848000
CY2019	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	6920000
CY2018	us-gaap	Payment Of Financing And Stock Issuance Costs PaymentOfFinancingAndStockIssuanceCosts	4219000
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	265042000
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	3914000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30010000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	34848000
CY2019Q4	us-gaap	Line Of Credit LineOfCredit	60800000
CY2020Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	269911000
CY2019Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	314754000
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	88816000
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	56762000
CY2020Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	147000
CY2019Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	27075000
CY2020Q4	akr	Distributions In Excess Of Income From And Investments In Unconsolidated Affiliates DistributionsInExcessOfIncomeFromAndInvestmentsInUnconsolidatedAffiliates	15616000
CY2019Q4	akr	Distributions In Excess Of Income From And Investments In Unconsolidated Affiliates DistributionsInExcessOfIncomeFromAndInvestmentsInUnconsolidatedAffiliates	15362000
CY2020Q4	us-gaap	Liabilities Liabilities	2138329000
CY2019Q4	us-gaap	Liabilities Liabilities	2122149000
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	86268303
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	86268303
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	87050465
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	87050465
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	86000
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	87000
CY2020Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1683165000
CY2019Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1706357000
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-74891000
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-31175000
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-167046000
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-132961000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	1441314000
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1542308000
CY2020Q4	us-gaap	Minority Interest MinorityInterest	607239000
CY2019Q4	us-gaap	Minority Interest MinorityInterest	644657000
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2048553000
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2186965000
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4186882000
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4309114000
CY2020	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	251002000
CY2019	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	291190000
CY2018	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	254508000
CY2020	us-gaap	Revenues Revenues	255484000
CY2019	us-gaap	Revenues Revenues	295327000
CY2018	us-gaap	Revenues Revenues	259681000
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	149793000
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	125443000
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117549000
CY2020	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	36055000
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35416000
CY2018	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	34343000
CY2018	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	36712000
CY2020	us-gaap	Costs And Expenses CostsAndExpenses	371546000
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	253048000
CY2018	us-gaap	Costs And Expenses CostsAndExpenses	232140000
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	8979000
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	7988000
CY2020	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-74236000
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-2659000
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-15203000
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	872000
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	10912000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	10957000
CY2018	akr	Distributions Of Operating Income From Unconsolidated Affiliates DistributionsOfOperatingIncomeFromUnconsolidatedAffiliates	15556000
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1237000
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8922000
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	9302000
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	12948000
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	5169000
CY2019	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	7577000
CY2018	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	6008000
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	85598000
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1721000
CY2020	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	683000
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	30324000
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	5140000
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	18339000
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	24770000
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2625000
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1237000
CY2020	us-gaap	Interest And Debt Expense InterestAndDebtExpense	72060000
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-36546000
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2588000
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-125071000
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-15342000
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-18286000
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-72596000
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-36696000
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-47627000
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-52475000
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	21354000
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	29341000
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2186965000
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2048553000
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2186965000
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	13231000
CY2020	us-gaap	Other Income OtherIncome	113930000
CY2019	us-gaap	Other Income OtherIncome	6947000
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-65767000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	271000
CY2020	us-gaap	Profit Loss ProfitLoss	-66038000
CY2019	us-gaap	Profit Loss ProfitLoss	21204000
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-57279000
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-31841000
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-47137000
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-8759000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	53045000
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	31439000
CY2020	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.10
CY2019	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.62
CY2018	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.38
CY2018	us-gaap	Profit Loss ProfitLoss	-15698000
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-35674000
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-71000
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-59033000
CY2020	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	588000
CY2020	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0
CY2020	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	22386000
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2020	us-gaap	Dividends Common Stock DividendsCommonStock	27155000
CY2020	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	10912000
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	27574000
CY2020	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	52674000
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-125071000
CY2020	akr	Adjustments To Additional Paid In Capital Reallocation Of Noncontrolling Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfNoncontrollingInterest	0
CY2019	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0
CY2019	akr	Stock Issued During Period Value Net Of Issuance Costs StockIssuedDuringPeriodValueNetOfIssuanceCosts	145498000
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.13
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-15342000
CY2019	akr	Adjustments To Additional Paid In Capital Reallocation Of Noncontrolling Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfNoncontrollingInterest	0
CY2018	us-gaap	Stock Issued During Period Value Conversion Of Units StockIssuedDuringPeriodValueConversionOfUnits	0
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.09
CY2018	us-gaap	Dividends Common Stock DividendsCommonStock	96010000
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	12948000
CY2018	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	55111000
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	24793000
CY2018	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	47560000
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-18286000
CY2018	akr	Adjustments To Additional Paid In Capital Reallocation Of Noncontrolling Interest AdjustmentsToAdditionalPaidInCapitalReallocationOfNoncontrollingInterest	0
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2081947000
CY2020	us-gaap	Profit Loss ProfitLoss	-66038000
CY2019	us-gaap	Profit Loss ProfitLoss	21204000
CY2019	akr	Adjustments To Straight Line Rent Reserves AdjustmentsToStraightLineRentReserves	1776000
CY2019Q4	us-gaap	Derivative Assets DerivativeAssets	2583000
CY2019Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	913000
CY2018	akr	Adjustments To Straight Line Rent Reserves AdjustmentsToStraightLineRentReserves	2620000
CY2019	akr	Deferred Gain Loss On Tax Credits DeferredGainLossOnTaxCredits	5034000
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	8753000
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	11627000
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	11768000
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-4208000
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-4466000
CY2018	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	6161000
CY2020	akr	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-1579000
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-32000
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-8198000
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7168000
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	29810000
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-342000
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	3961000
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	3199000
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	1632000
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-3026000
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	102565000
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	127177000
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	96076000
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-1237000
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8922000
CY2020	akr	Fund Portfolio Annualized Base Rents For Stores Of Bankruptcies Percentage FundPortfolioAnnualizedBaseRentsForStoresOfBankruptciesPercentage	0.007
CY2020Q4	akr	Number Of Core Portfolio NumberOfCorePortfolio	5
CY2020Q4	akr	Number Of Fund Tenants NumberOfFundTenants	11
CY2020	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-style:italic;font-size:10pt;font-family:Times New Roman;font-weight:normal;text-transform:none;font-variant: normal;">Use of Estimates</p> <p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">GAAP requires the Company’s management to make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. The most significant assumptions and estimates relate to the valuation of real estate, depreciable lives, revenue recognition and the collectability of notes receivable and rents receivable. Application of these estimates and assumptions requires the exercise of judgment as to future uncertainties and, as a result, actual results could differ from these estimates.</p> <p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-style:italic;font-size:10pt;font-family:Times New Roman;font-weight:normal;text-transform:none;font-variant: normal;">Reclassifications </p> <p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Certain prior year amounts with regard to right-of-use assets – operating leases, lease liabilities – operating leases and credit losses have been reclassified to conform to the current year presentation. These reclassifications had no effect on the reported results of operations.</p>
CY2020	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-style:italic;font-size:10pt;font-family:Times New Roman;font-weight:normal;text-transform:none;font-variant: normal;">Reclassifications </p> <p style="text-align:justify;margin-bottom:0pt;margin-top:12pt;text-indent:0%;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Certain prior year amounts with regard to right-of-use assets – operating leases, lease liabilities – operating leases and credit losses have been reclassified to conform to the current year presentation. These reclassifications had no effect on the reported results of operations.</p>
CY2020	akr	Amount Of Goodwill Recorded And Acquisition Costs Capitalized When Acquisitions Of Properties Not Meet Criteria For Business Combinations AmountOfGoodwillRecordedAndAcquisitionCostsCapitalizedWhenAcquisitionsOfPropertiesNotMeetCriteriaForBusinessCombinations	0
CY2020Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	41400000
CY2019Q4	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	48400000
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	45400000
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	11400000
CY2020	akr	Allowance For Doubtful Accounts Receivable Adjustments AllowanceForDoubtfulAccountsReceivableAdjustments	46800000
CY2019	akr	Allowance For Doubtful Accounts Receivable Adjustments AllowanceForDoubtfulAccountsReceivableAdjustments	4400000
CY2018	akr	Allowance For Doubtful Accounts Receivable Adjustments AllowanceForDoubtfulAccountsReceivableAdjustments	2500000
CY2020	akr	Net Operating Losses Carried Back Cares Act NetOperatingLossesCarriedBackCARESAct	3100000
CY2020	akr	Income Taxes Receivable Net Operating Loss Carried Back Cares Act IncomeTaxesReceivableNetOperatingLossCarriedBackCARESAct	1000000.0
CY2020Q4	us-gaap	Mortgage Loans On Real Estate Writedown Or Reserve Amount1 MortgageLoansOnRealEstateWritedownOrReserveAmount1	300000
CY2020Q4	us-gaap	Land Land	776275000
CY2019Q4	us-gaap	Land Land	756297000
CY2020Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	2848781000
CY2019Q4	us-gaap	Investment Building And Building Improvements InvestmentBuildingAndBuildingImprovements	2740479000
CY2020Q4	us-gaap	Tenant Improvements TenantImprovements	191046000
CY2019Q4	us-gaap	Tenant Improvements TenantImprovements	173686000
CY2020Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	5751000
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	13617000
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	25086000
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	102055000
CY2020Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	3846939000
CY2019Q4	us-gaap	Real Estate Investment Property At Cost RealEstateInvestmentPropertyAtCost	3786134000
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Accounts Payable And Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndOtherLiabilities	1009000
CY2020Q4	akr	Real Estate Investment Property Accumulated Depreciation And Amortization RealEstateInvestmentPropertyAccumulatedDepreciationAndAmortization	586800000
CY2019Q4	akr	Real Estate Investment Property Accumulated Depreciation And Amortization RealEstateInvestmentPropertyAccumulatedDepreciationAndAmortization	490227000
CY2020Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	3260139000
CY2019Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	3295907000
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	247349000
CY2019Q4	us-gaap	Development In Process DevelopmentInProcess	253402000
CY2020Q4	us-gaap	Real Estate Investments RealEstateInvestments	3507488000
CY2019Q4	us-gaap	Real Estate Investments RealEstateInvestments	3549309000
CY2020	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	172152000
CY2019	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	324339000
CY2020	us-gaap	Acquisition Costs AcquisitionCosts	1300000
CY2019	us-gaap	Acquisition Costs AcquisitionCosts	2600000
CY2020	akr	Business Combination Consideration Transferred Debt Assumed BusinessCombinationConsiderationTransferredDebtAssumed	0
CY2019	akr	Business Combination Consideration Transferred Debt Assumed BusinessCombinationConsiderationTransferredDebtAssumed	0
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Land BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLand	25440000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Land BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLand	78263000
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Buildings And Improvements BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildingsAndImprovements	123459000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Buildings And Improvements BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildingsAndImprovements	221185000
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Accounts Receivable Prepaids And Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsReceivablePrepaidsAndOtherAssets	5770000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Accounts Receivable Prepaids And Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsReceivablePrepaidsAndOtherAssets	0
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssets	23061000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssets	34972000
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Right Of Use Asset Operating Lease BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseAssetOperatingLease	234000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Right Of Use Asset Operating Lease BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseAssetOperatingLease	0
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleLiabilities	4569000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleLiabilities	10081000
CY2020Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Lease Liability Operating Lease BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLeaseLiabilityOperatingLease	-234000
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Lease Liability Operating Lease BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLeaseLiabilityOperatingLease	0
CY2019Q4	akr	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Accounts Payable And Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndOtherLiabilities	0
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	172152000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	324339000
CY2020	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	21208000
CY2019	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	319673000
CY2020	akr	Business Combination Acquired Conversion Of Note Receivable BusinessCombinationAcquiredConversionOfNoteReceivable	38674000
CY2019	akr	Business Combination Acquired Conversion Of Note Receivable BusinessCombinationAcquiredConversionOfNoteReceivable	0
CY2020	akr	Business Combination Conversion Of Accrued Interest BusinessCombinationConversionOfAccruedInterest	1995000
CY2019	akr	Business Combination Conversion Of Accrued Interest BusinessCombinationConversionOfAccruedInterest	0
CY2020	us-gaap	Business Combination Consideration Transferred Liabilities Incurred BusinessCombinationConsiderationTransferredLiabilitiesIncurred	116000
CY2019	us-gaap	Business Combination Consideration Transferred Liabilities Incurred BusinessCombinationConsiderationTransferredLiabilitiesIncurred	4666000
CY2020	akr	Existing Interest In Previously Unconsolidated Investment ExistingInterestInPreviouslyUnconsolidatedInvestment	109571000
CY2019	akr	Existing Interest In Previously Unconsolidated Investment ExistingInterestInPreviouslyUnconsolidatedInvestment	0
CY2020	akr	Business Combination Acquisition Of Noncontrolling Interests BusinessCombinationAcquisitionOfNoncontrollingInterests	588000
CY2019	akr	Business Combination Acquisition Of Noncontrolling Interests BusinessCombinationAcquisitionOfNoncontrollingInterests	0
CY2020	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	172152000
CY2019	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	324339000
CY2019Q4	akr	Number Of Real Estate Properties Under Development NumberOfRealEstatePropertiesUnderDevelopment	3
CY2019Q4	us-gaap	Development In Process DevelopmentInProcess	253402000
CY2020	akr	Development In Process Transfers In DevelopmentInProcessTransfersIn	66812000
CY2020Q4	us-gaap	Related Party Transaction Due From To Related Party RelatedPartyTransactionDueFromToRelatedParty	363000
CY2019Q4	us-gaap	Related Party Transaction Due From To Related Party RelatedPartyTransactionDueFromToRelatedParty	-1902000
CY2020Q4	us-gaap	Investment Owned At Cost InvestmentOwnedAtCost	1881000
CY2019Q4	us-gaap	Investment Owned At Cost InvestmentOwnedAtCost	1932000
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	249807000
CY2019Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	305097000
CY2020Q4	akr	Financing Receivable Additional Allowance For Credit Losses FinancingReceivableAdditionalAllowanceForCreditLosses	300000
CY2020Q4	akr	Finite Lived Intangible Liabilities Accumulated Amortization FiniteLivedIntangibleLiabilitiesAccumulatedAmortization	89160000
CY2020Q4	akr	Deferred Costs Gross DeferredCostsGross	68874000
CY2019Q4	us-gaap	Security Deposit Liability SecurityDepositLiability	12590000
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	6287000
CY2019Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	77657000
CY2020Q4	akr	Finite Lived Intangible Liabilities Net FiniteLivedIntangibleLiabilitiesNet	76434000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	267188000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	150368000
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	116820000
CY2020Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	164923000
CY2020Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	88951000
CY2020Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	75972000
CY2019Q4	us-gaap	Below Market Lease Gross BelowMarketLeaseGross	160721000
CY2019Q4	us-gaap	Below Market Lease Accumulated Amortization BelowMarketLeaseAccumulatedAmortization	78315000
CY2019Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	82406000
CY2019Q4	akr	Above Market Ground Lease Net AboveMarketGroundLeaseNet	520000
CY2020Q4	akr	Finite Lived Intangible Liabilities Gross FiniteLivedIntangibleLiabilitiesGross	165594000
CY2020Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	269911000
CY2019Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	314754000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	287523000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	186791000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	100732000
CY2020Q4	akr	Above Market Ground Lease Gross AboveMarketGroundLeaseGross	671000
CY2020Q4	akr	Above Market Ground Lease Accumulated Amortization AboveMarketGroundLeaseAccumulatedAmortization	209000
CY2020Q4	akr	Above Market Ground Lease Net AboveMarketGroundLeaseNet	462000
CY2019Q4	akr	Above Market Ground Lease Gross AboveMarketGroundLeaseGross	671000
CY2019Q4	akr	Above Market Ground Lease Accumulated Amortization AboveMarketGroundLeaseAccumulatedAmortization	151000
CY2019Q4	akr	Finite Lived Intangible Liabilities Gross FiniteLivedIntangibleLiabilitiesGross	161392000
CY2019Q4	akr	Finite Lived Intangible Liabilities Accumulated Amortization FiniteLivedIntangibleLiabilitiesAccumulatedAmortization	78466000
CY2019Q4	akr	Finite Lived Intangible Liabilities Net FiniteLivedIntangibleLiabilitiesNet	82926000
CY2020	us-gaap	Below Market Lease Acquired BelowMarketLeaseAcquired	4600000
CY2020	akr	Below Market Lease Acquired Weighted Average Useful Life BelowMarketLeaseAcquiredWeightedAverageUsefulLife	P20Y2M12D
CY2019	us-gaap	Below Market Lease Acquired BelowMarketLeaseAcquired	10400000
CY2019	akr	Below Market Lease Acquired Weighted Average Useful Life BelowMarketLeaseAcquiredWeightedAverageUsefulLife	P21Y8M12D
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1770054000
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1717928000
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	6763000
CY2019Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	10383000
CY2020Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	548000
CY2019Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	651000
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	1763839000
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	1708196000
CY2019Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	750000000.0
CY2020	us-gaap	Debt Instrument Periodic Payment Principal DebtInstrumentPeriodicPaymentPrincipal	6100000
CY2020Q4	akr	Amount Of Share Failed To Meet Liquidity Requirements AmountOfShareFailedToMeetLiquidityRequirements	27100000
CY2020Q4	akr	Fund Mortgages Failed To Meet Debt Yield And Debt Service Coverage Ratio FundMortgagesFailedToMeetDebtYieldAndDebtServiceCoverageRatio	124100000
CY2020Q4	akr	Amount Of Share Failed To Meet Debt Yield And Debt Service Coverage Ratio AmountOfShareFailedToMeetDebtYieldAndDebtServiceCoverageRatio	25600000
CY2020Q1	akr	Weighted Average Share Price WeightedAverageSharePrice	18.29
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	416614000
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	528008000
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	415506000
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	212020000
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	65325000
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	132581000
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1770054000
CY2020Q4	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	548000
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	6763000
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	1763839000
CY2020Q4	us-gaap	Derivative Assets DerivativeAssets	1000
CY2019Q4	us-gaap	Derivative Assets DerivativeAssets	2583000
CY2020Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	90139000
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	39061000
CY2020	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	-20200000
CY2020Q4	us-gaap	Fair Value Hedge Assets At Fair Value FairValueHedgeAssetsAtFairValue	0
CY2020Q4	us-gaap	Net Investment Hedge Derivative Assets At Fair Value NetInvestmentHedgeDerivativeAssetsAtFairValue	0
CY2019Q4	us-gaap	Fair Value Hedge Assets At Fair Value FairValueHedgeAssetsAtFairValue	0
CY2019Q4	us-gaap	Net Investment Hedge Derivative Assets At Fair Value NetInvestmentHedgeDerivativeAssetsAtFairValue	0
CY2020Q4	us-gaap	Contractual Obligation ContractualObligation	32700000
CY2019Q4	us-gaap	Contractual Obligation ContractualObligation	41100000
CY2020Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	35600000
CY2019Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	19800000
CY2018Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000.0
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0
CY2020Q1	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	1219065
CY2020Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	22400000
CY2020Q1	akr	Stock Repurchase Program Fees StockRepurchaseProgramFees	100000
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	122600000
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-74236000
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-15203000
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-59033000
CY2019	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-35674000
CY2019	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	872000
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-36546000
CY2018	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-2659000
CY2018	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-71000
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2588000
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2020	akr	Share Based Compensation Convertible Feature Operating Partnership Units Shares Converted To Common Stock ShareBasedCompensationConvertibleFeatureOperatingPartnershipUnitsSharesConvertedToCommonStock	407594
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.13
CY2019	akr	Share Based Compensation Convertible Feature Operating Partnership Units Shares Converted To Common Stock ShareBasedCompensationConvertibleFeatureOperatingPartnershipUnitsSharesConvertedToCommonStock	307663
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.09
CY2018	akr	Share Based Compensation Convertible Feature Operating Partnership Units Shares Converted To Common Stock ShareBasedCompensationConvertibleFeatureOperatingPartnershipUnitsSharesConvertedToCommonStock	117978
CY2020Q4	akr	Denominator For Series Preferred Op Unit Conversion Per Share DenominatorForSeriesPreferredOPUnitConversionPerShare	7.50
CY2020	us-gaap	Operating Lease Variable Lease Income OperatingLeaseVariableLeaseIncome	57700000
CY2020Q4	akr	Lease Agreement Purchase Price LeaseAgreementPurchasePrice	14500
CY2019	akr	Number Of Operating Lease NumberOfOperatingLease	9
CY2019	akr	Number Of Finance Lease NumberOfFinanceLease	4
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1595000
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1603000
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1635000
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2755000
CY2020	akr	Finance Lease Cost Subtotal FinanceLeaseCostSubtotal	3230000
CY2019	akr	Finance Lease Cost Subtotal FinanceLeaseCostSubtotal	4358000
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	7661000
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	3037000
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	143000
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	119000
CY2020	us-gaap	Lease Cost LeaseCost	11034000
CY2019	us-gaap	Lease Cost LeaseCost	7514000
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.062
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.045
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.056
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.058
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	206451000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	8531000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	134000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	196633000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	7779000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	95000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	174947000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	7801000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	69000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	149532000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	7983000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	47000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	119738000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	8020000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	525288000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	150435000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	12289000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	1372589000
CY2020Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	190549000
CY2020Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	12634000
CY2020Q4	akr	Future Minimum Rental Payments Of Interest Related To Operating Lease FutureMinimumRentalPaymentsOfInterestRelatedToOperatingLease	101800000
CY2020Q4	akr	Future Minimum Rental Payments Of Interest Related To Finance Lease FutureMinimumRentalPaymentsOfInterestRelatedToFinanceLease	6400000
CY2020	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3
CY2020	us-gaap	Revenues Revenues	255484000
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	149793000
CY2020	akr	Property Operating Expenses And Real Estate Taxes PropertyOperatingExpensesAndRealEstateTaxes	100100000
CY2020	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	36055000
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	85598000
CY2020	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	683000
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	-115379000
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	8979000
CY2020	us-gaap	Gain Loss On Investments GainLossOnInvestments	113930000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	271000
CY2020	us-gaap	Profit Loss ProfitLoss	-66038000
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-57279000
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-8759000
CY2020Q4	akr	Real Estate Investment Property And Development In Process At Cost RealEstateInvestmentPropertyAndDevelopmentInProcessAtCost	4094288000
CY2020Q4	us-gaap	Assets Assets	4186882000
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	21208000
CY2020	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	40483000
CY2019	us-gaap	Revenues Revenues	295327000
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	125443000
CY2019	akr	Property Operating Expenses And Real Estate Taxes PropertyOperatingExpensesAndRealEstateTaxes	90468000
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35416000
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1721000
CY2019	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	30324000
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	72603000
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	7988000
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8922000
CY2019	us-gaap	Interest And Debt Expense InterestAndDebtExpense	73788000
CY2019	us-gaap	Gain Loss On Investments GainLossOnInvestments	6947000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1468000
CY2019	us-gaap	Profit Loss ProfitLoss	21204000
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-31841000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	53045000
CY2019Q4	akr	Real Estate Investment Property And Development In Process At Cost RealEstateInvestmentPropertyAndDevelopmentInProcessAtCost	4039536000
CY2019Q4	us-gaap	Assets Assets	4309114000
CY2019	akr	Payment To Acquire Real Estate And Leasehold Interest PaymentToAcquireRealEstateAndLeaseholdInterest	358704000
CY2019	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	89270000
CY2018	us-gaap	Revenues Revenues	259681000
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117549000
CY2018	akr	Property Operating Expenses And Real Estate Taxes PropertyOperatingExpensesAndRealEstateTaxes	80248000
CY2018	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	34343000
CY2018	us-gaap	Gain Loss On Sale Of Properties GainLossOnSaleOfProperties	5140000
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	32681000
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	13231000
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	9302000
CY2018	us-gaap	Interest And Debt Expense InterestAndDebtExpense	69978000
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	934000
CY2018	us-gaap	Profit Loss ProfitLoss	-15698000
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-47137000
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	31439000
CY2018Q4	akr	Real Estate Investment Property And Development In Process At Cost RealEstateInvestmentPropertyAndDevelopmentInProcessAtCost	3697805000
CY2018Q4	us-gaap	Assets Assets	3958780000
CY2018	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	147985000
CY2018	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	94834000
CY2020	us-gaap	Trustee Fees TrusteeFees	1400000
CY2019	us-gaap	Trustee Fees TrusteeFees	1400000
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	15100000
CY2020	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y6M
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate	0.15
CY2020	akr	Employee Stock Ownership Plan Allowable Share Purchase Amount Per Annum Maximum EmployeeStockOwnershipPlanAllowableSharePurchaseAmountPerAnnumMaximum	25000
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.50
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06
CY2020	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.15
CY2020	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Amount DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount	19000
CY2020	akr	Minimum Distribution Percentage Of Annual Taxable Income To Qualify As Reit MinimumDistributionPercentageOfAnnualTaxableIncomeToQualifyAsREIT	0.90
CY2020	akr	Maximum Percentage Of Total Assets Consisting Of Securities Of Taxable Reit Subsidiaries MaximumPercentageOfTotalAssetsConsistingOfSecuritiesOfTaxableREITSubsidiaries	0.20
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-8759000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	53045000
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	31439000
CY2020	akr	Taxable Income Reconciliation Deferred Cancellationof Indebtedness Income TaxableIncomeReconciliationDeferredCancellationofIndebtednessIncome	0
CY2019	akr	Taxable Income Reconciliation Deferred Cancellationof Indebtedness Income TaxableIncomeReconciliationDeferredCancellationofIndebtednessIncome	0
CY2018	akr	Taxable Income Reconciliation Deferred Cancellationof Indebtedness Income TaxableIncomeReconciliationDeferredCancellationofIndebtednessIncome	2050000
CY2020	akr	Taxable Income Reconciliation Deferred Rental And Other Income TaxableIncomeReconciliationDeferredRentalAndOtherIncome	-2498000
CY2019	akr	Taxable Income Reconciliation Deferred Rental And Other Income TaxableIncomeReconciliationDeferredRentalAndOtherIncome	1203000
CY2018	akr	Taxable Income Reconciliation Deferred Rental And Other Income TaxableIncomeReconciliationDeferredRentalAndOtherIncome	1222000
CY2020	akr	Taxable Income Reconciliation Book And Tax Difference Depreciation And Amortization TaxableIncomeReconciliationBookAndTaxDifferenceDepreciationAndAmortization	27052000
CY2019	akr	Taxable Income Reconciliation Book And Tax Difference Depreciation And Amortization TaxableIncomeReconciliationBookAndTaxDifferenceDepreciationAndAmortization	21688000
CY2018	akr	Taxable Income Reconciliation Book And Tax Difference Depreciation And Amortization TaxableIncomeReconciliationBookAndTaxDifferenceDepreciationAndAmortization	23166000
CY2020	akr	Taxable Income Reconciliation Straight Line Rent And Above Market Rent Adjustments TaxableIncomeReconciliationStraightLineRentAndAboveMarketRentAdjustments	-8630000
CY2019	akr	Taxable Income Reconciliation Straight Line Rent And Above Market Rent Adjustments TaxableIncomeReconciliationStraightLineRentAndAboveMarketRentAdjustments	10949000
CY2018	akr	Taxable Income Reconciliation Straight Line Rent And Above Market Rent Adjustments TaxableIncomeReconciliationStraightLineRentAndAboveMarketRentAdjustments	12129000
CY2020	akr	Taxable Income Reconciliation Book And Tax Difference Equity Based Compensation TaxableIncomeReconciliationBookAndTaxDifferenceEquityBasedCompensation	-6825000
CY2019	akr	Taxable Income Reconciliation Book And Tax Difference Equity Based Compensation TaxableIncomeReconciliationBookAndTaxDifferenceEquityBasedCompensation	-7177000
CY2018	akr	Taxable Income Reconciliation Book And Tax Difference Equity Based Compensation TaxableIncomeReconciliationBookAndTaxDifferenceEquityBasedCompensation	-6042000
CY2020	akr	Taxable Income Reconciliation Joint Venture Equity In Earnings TaxableIncomeReconciliationJointVentureEquityInEarnings	163000
CY2019	akr	Taxable Income Reconciliation Joint Venture Equity In Earnings TaxableIncomeReconciliationJointVentureEquityInEarnings	-15571000
CY2018	akr	Taxable Income Reconciliation Joint Venture Equity In Earnings TaxableIncomeReconciliationJointVentureEquityInEarnings	-13905000
CY2020	akr	Taxable Income Reconciliation Impairment Charges And Reserves TaxableIncomeReconciliationImpairmentChargesAndReserves	18734000
CY2019	akr	Taxable Income Reconciliation Impairment Charges And Reserves TaxableIncomeReconciliationImpairmentChargesAndReserves	0
CY2018	akr	Taxable Income Reconciliation Impairment Charges And Reserves TaxableIncomeReconciliationImpairmentChargesAndReserves	0
CY2020	akr	Taxable Income Reconciliation Acquisition Cost TaxableIncomeReconciliationAcquisitionCost	14000
CY2019	akr	Taxable Income Reconciliation Acquisition Cost TaxableIncomeReconciliationAcquisitionCost	63000
CY2018	akr	Taxable Income Reconciliation Acquisition Cost TaxableIncomeReconciliationAcquisitionCost	326000
CY2020	akr	Taxable Income Reconciliation Gain Loss On Disposition Of Properties TaxableIncomeReconciliationGainLossOnDispositionOfProperties	-4936000
CY2019	akr	Taxable Income Reconciliation Gain Loss On Disposition Of Properties TaxableIncomeReconciliationGainLossOnDispositionOfProperties	-2375000
CY2018	akr	Taxable Income Reconciliation Gain Loss On Disposition Of Properties TaxableIncomeReconciliationGainLossOnDispositionOfProperties	0
CY2020	akr	Taxable Income Reconciliation Book And Tax Difference Miscellaneous TaxableIncomeReconciliationBookAndTaxDifferenceMiscellaneous	253000
CY2019	akr	Taxable Income Reconciliation Book And Tax Difference Miscellaneous TaxableIncomeReconciliationBookAndTaxDifferenceMiscellaneous	1473000
CY2018	akr	Taxable Income Reconciliation Book And Tax Difference Miscellaneous TaxableIncomeReconciliationBookAndTaxDifferenceMiscellaneous	2821000
CY2020	akr	Taxable Net Income Loss Available To Common Stockholders Basic TaxableNetIncomeLossAvailableToCommonStockholdersBasic	54518000
CY2019	akr	Taxable Net Income Loss Available To Common Stockholders Basic TaxableNetIncomeLossAvailableToCommonStockholdersBasic	88700000
CY2018	akr	Taxable Net Income Loss Available To Common Stockholders Basic TaxableNetIncomeLossAvailableToCommonStockholdersBasic	63200000
CY2020	akr	Taxable Income Reconciliation Distribution Declared TaxableIncomeReconciliationDistributionDeclared	24937000
CY2019	akr	Taxable Income Reconciliation Distribution Declared TaxableIncomeReconciliationDistributionDeclared	96310000
CY2018	akr	Taxable Income Reconciliation Distribution Declared TaxableIncomeReconciliationDistributionDeclared	89122000
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2018Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.28
CY2018	akr	Allocation Of Common Stock Dividend Per Share Current Fiscal Year AllocationOfCommonStockDividendPerShareCurrentFiscalYear	0.06
CY2018	akr	Allocation Of Common Stock Dividend Per Share Next Fiscal Year AllocationOfCommonStockDividendPerShareNextFiscalYear	0.22
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-810000
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-655000
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-548000
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-244000
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-197000
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-165000
CY2020	akr	Income Tax Reconciliation Permanent Differences Net IncomeTaxReconciliationPermanentDifferencesNet	227000
CY2019	akr	Income Tax Reconciliation Permanent Differences Net IncomeTaxReconciliationPermanentDifferencesNet	239000
CY2018	akr	Income Tax Reconciliation Permanent Differences Net IncomeTaxReconciliationPermanentDifferencesNet	951000
CY2020	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	0
CY2019	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	0
CY2018	us-gaap	Income Tax Reconciliation Prior Year Income Taxes IncomeTaxReconciliationPriorYearIncomeTaxes	0
CY2020	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0
CY2020	akr	Income Tax Reconciliation Adjustment To Deferred Tax Reserve IncomeTaxReconciliationAdjustmentToDeferredTaxReserve	851000
CY2019	akr	Income Tax Reconciliation Adjustment To Deferred Tax Reserve IncomeTaxReconciliationAdjustmentToDeferredTaxReserve	1748000
CY2018	akr	Income Tax Reconciliation Adjustment To Deferred Tax Reserve IncomeTaxReconciliationAdjustmentToDeferredTaxReserve	-1530000
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-131000
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-112000
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1702000
CY2020	akr	Income Tax Reconciliation Real Estate Investment Trust State And Local Income Taxes And Franchise Taxes IncomeTaxReconciliationRealEstateInvestmentTrustStateAndLocalIncomeTaxesAndFranchiseTaxes	378000
CY2019	akr	Income Tax Reconciliation Real Estate Investment Trust State And Local Income Taxes And Franchise Taxes IncomeTaxReconciliationRealEstateInvestmentTrustStateAndLocalIncomeTaxesAndFranchiseTaxes	445000
CY2018	akr	Income Tax Reconciliation Real Estate Investment Trust State And Local Income Taxes And Franchise Taxes IncomeTaxReconciliationRealEstateInvestmentTrustStateAndLocalIncomeTaxesAndFranchiseTaxes	524000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	271000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1468000
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	934000
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	900000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	2600000
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	1700000
CY2020Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	100000
CY2019Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	100000
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	2500000
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	2500000
CY2020	akr	Minimum Percentage Of Unrealized Deferred Tax Asset For Qualification Of Valuation Allowance MinimumPercentageOfUnrealizedDeferredTaxAssetForQualificationOfValuationAllowance	0.50
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	900000
CY2020	us-gaap	Conversion Of Stock Description ConversionOfStockDescription	The effect of the conversion of Common OP Units is not reflected in the computation of basic and diluted earnings per share, as they are exchangeable for Common Shares on a one-for-one basis.
CY2020	akr	Conversion Of Common Op Units To Common Shares ConversionOfCommonOPUnitsToCommonShares	1
CY2020	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-8759000
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	53045000
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	31439000
CY2020	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	233000
CY2019	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	413000
CY2018	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	267000
CY2020	us-gaap	Undistributed Earnings UndistributedEarnings	-8992000
CY2019	us-gaap	Undistributed Earnings UndistributedEarnings	52632000
CY2018	us-gaap	Undistributed Earnings UndistributedEarnings	31172000
CY2020	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	86441922
CY2019	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	84435826
CY2018	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	82080159
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	86441922
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	84435826
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	82080159
CY2020	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.10
CY2019	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.62
CY2018	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.38
CY2020Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	4200000000
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	4039536000
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3697805000
CY2019	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	85317000
CY2018	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	78453000
CY2017Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3466482000
CY2020	us-gaap	Real Estate Improvements RealEstateImprovements	75246000
CY2019	us-gaap	Real Estate Improvements RealEstateImprovements	97000000
CY2018	us-gaap	Real Estate Improvements RealEstateImprovements	99594000
CY2020	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	19109000
CY2019	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	303884000
CY2018	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	134559000
CY2020	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	19659000
CY2019	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	84243000
CY2018	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	34666000
CY2020	akr	Finance Leases Right Of Use Assets Obtained And Reclassified FinanceLeasesRightOfUseAssetsObtainedAndReclassified	-76965000
CY2019	akr	Finance Leases Right Of Use Assets Obtained And Reclassified FinanceLeasesRightOfUseAssetsObtainedAndReclassified	102055000
CY2019	akr	Right Of Use Assets Finance Leases Obtained In Exchange For Assets Under Capital Lease RightOfUseAssetsFinanceLeasesObtainedInExchangeForAssetsUnderCapitalLease	76965000
CY2020	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	129863000
CY2018	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	31836000
CY2020	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	72842000
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	4094288000
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	4039536000
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	3697805000
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	490227000
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	416657000
CY2017Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	339862000
CY2020	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	104049000
CY2020	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	939000
CY2019	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	11747000
CY2018	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	1658000
CY2020	akr	Real Estate Accumulated Depreciation Right Of Use Assets Finance Leases Reclassified RealEstateAccumulatedDepreciationRightOfUseAssetsFinanceLeasesReclassified	6537000
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	586800000
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	490227000
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	416657000
CY2020Q4	srt	Mortgage Loans On Real Estate Face Amount Of Mortgages MortgageLoansOnRealEstateFaceAmountOfMortgages	102108000
CY2020Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	102100000
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	650000
CY2020Q4	us-gaap	Notes Receivable Net NotesReceivableNet	101450000
CY2019Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	114943000
CY2018Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	111775000
CY2017Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	160991000
CY2020	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	59585000
CY2019	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	18418000
CY2018	us-gaap	Mortgage Loans On Real Estate New Mortgage Loans MortgageLoansOnRealEstateNewMortgageLoans	3805000
CY2019	srt	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	15250000
CY2018	srt	Mortgage Loans On Real Estate Collections Of Principal MortgageLoansOnRealEstateCollectionsOfPrincipal	31000000
CY2020	akr	Mortgage Loans On Real Estate Conversion To Real Estate Through Receipt Of Deed MortgageLoansOnRealEstateConversionToRealEstateThroughReceiptOfDeed	72428000
CY2018	akr	Mortgage Loans On Real Estate Conversion To Real Estate Through Receipt Of Deed MortgageLoansOnRealEstateConversionToRealEstateThroughReceiptOfDeed	22021000
CY2020Q4	akr	Mortgage Loans On Real Estate Allowance For Credit Loss MortgageLoansOnRealEstateAllowanceForCreditLoss	650000
CY2020Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	101450000
CY2019Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	114943000
CY2018Q4	us-gaap	Mortgage Loans On Real Estate MortgageLoansOnRealEstate	111775000

Files In Submission

Name	View Source	Status
0001564590-21-007196-index-headers.html	Edgar Link	pending
0001564590-21-007196-index.html	Edgar Link	pending
0001564590-21-007196.txt	Edgar Link	pending
0001564590-21-007196-xbrl.zip	Edgar Link	pending
akr-10k_20201231.htm	Edgar Link	pending
akr-10k_20201231_htm.xml	Edgar Link	completed
akr-20201231.xsd	Edgar Link	pending
akr-20201231_cal.xml	Edgar Link	unprocessable
akr-20201231_def.xml	Edgar Link	unprocessable
akr-20201231_lab.xml	Edgar Link	unprocessable
akr-20201231_pre.xml	Edgar Link	unprocessable
akr-ex1014_398.htm	Edgar Link	pending
akr-ex210_168.htm	Edgar Link	pending
akr-ex231_8.htm	Edgar Link	pending
akr-ex311_9.htm	Edgar Link	pending
akr-ex312_7.htm	Edgar Link	pending
akr-ex321_6.htm	Edgar Link	pending
akr-ex322_11.htm	Edgar Link	pending
akr-ex41_639.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
g5rjwols30zq000001.jpg	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R106.htm	Edgar Link	pending
R107.htm	Edgar Link	pending
R108.htm	Edgar Link	pending
R109.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R110.htm	Edgar Link	pending
R111.htm	Edgar Link	pending
R112.htm	Edgar Link	pending
R113.htm	Edgar Link	pending
R114.htm	Edgar Link	pending
R115.htm	Edgar Link	pending
R116.htm	Edgar Link	pending
R117.htm	Edgar Link	pending
R118.htm	Edgar Link	pending
R119.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R120.htm	Edgar Link	pending
R121.htm	Edgar Link	pending
R122.htm	Edgar Link	pending
R123.htm	Edgar Link	pending
R124.htm	Edgar Link	pending
R125.htm	Edgar Link	pending
R126.htm	Edgar Link	pending
R127.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$AKR
ACADIA REALTY TRUST Stock $akr

2019 Q4 Form 10-K Financial Statement

#000156459021007196 Filed on February 22, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AKR ACADIA REALTY TRUST Stock $akr

2019 Q4 Form 10-K Financial Statement

#000156459021007196 Filed on February 22, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$AKR
ACADIA REALTY TRUST Stock $akr