$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

$are Overview Financials Valuation SEC Filings Company Website

2021 Form 10-K Financial Statement

#000103544322000040 Filed on January 31, 2022

Income Statement

Concept	2021	2020 Q4	2020
Revenue	$2.100B	$463.7M	$1.886B
YoY Change	11.37%	13.63%	23.14%
Cost Of Revenue	$623.6M	$136.8M	$530.2M
YoY Change	17.61%	12.22%	19.01%
Gross Profit	$1.491B	$327.0M	$1.355B
YoY Change	9.97%	14.22%	24.83%
Gross Profit Margin	70.98%	70.52%	71.88%
Selling, General & Admin	$151.5M	$32.70M	$133.3M
YoY Change	13.62%	9.73%	22.52%
% of Gross Profit	10.16%	10.0%	9.83%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$821.1M	$177.7M	$698.1M
YoY Change	17.61%	26.48%	28.19%
% of Gross Profit	55.08%	54.34%	51.51%
Operating Expenses	$972.5M	$210.4M	$831.5M
YoY Change	16.96%	23.55%	27.26%
Operating Profit	$518.1M	$116.6M	$523.9M
YoY Change	-1.11%	0.52%	21.16%
Interest Expense	$142.2M	$221.2M	$171.6M
YoY Change	-17.16%	97.5%	-1.19%
% of Operating Profit	27.44%	189.71%	32.76%
Other Income/Expense, Net
YoY Change
Pretax Income	$654.3M	$457.1M	$827.2M
YoY Change	-20.9%	111.52%	104.75%
Income Tax
% Of Pretax Income
Net Earnings	$571.2M	$441.5M	$771.0M
YoY Change	-25.9%	118.13%	112.29%
Net Earnings / Revenue	27.2%	95.21%	40.89%
Basic Earnings Per Share	$3.83	$3.26	$6.03
Diluted Earnings Per Share	$3.82	$3.26	$6.01
COMMON SHARES
Basic Shares Outstanding	146.9M shares	134.9M shares	126.1M shares
Diluted Shares Outstanding	147.5M shares		126.5M shares

Balance Sheet

Concept	2021	2020 Q4	2020
SHORT-TERM ASSETS
Cash & Short-Term Investments	$361.3M	$569.0M	$569.0M
YoY Change	-36.49%	199.47%	199.47%
Cash & Equivalents	$361.3M	$568.5M	$569.0M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables	$7.379M	$7.000M	$7.000M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$368.7M	$576.0M	$576.0M
YoY Change	-35.98%	186.57%	186.57%
LONG-TERM ASSETS
Property, Plant & Equipment	$25.63B	$31.13M	$18.61B
YoY Change	37.71%	35.17%	21.61%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$1.915B	$1.943B	$1.943B
YoY Change	-1.44%	30.67%	30.67%
Other Assets	$1.379B	$1.147B	$1.147B
YoY Change	20.24%	13.34%	13.34%
Total Long-Term Assets	$29.85B	$22.25B	$22.25B
YoY Change	34.15%	22.33%	22.33%
TOTAL ASSETS
Total Short-Term Assets	$368.7M	$576.0M	$576.0M
Total Long-Term Assets	$29.85B	$22.25B	$22.25B
Total Assets	$30.22B	$22.83B	$22.83B
YoY Change	32.38%	24.13%	24.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$513.4M	$285.0M	$285.0M
YoY Change	80.15%	-40.0%	-40.0%
Accrued Expenses	$873.6M	$679.0M	$679.0M
YoY Change	28.66%	149.63%	149.63%
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	$1.571B	$1.115B	$1.115B
YoY Change	40.89%	27.72%	27.72%
LONG-TERM LIABILITIES
Long-Term Debt	$8.792B	$7.563B	$7.563B
YoY Change	16.25%	11.6%	11.6%
Other Long-Term Liabilities	$823.4M	$706.0M	$706.0M
YoY Change	16.63%	23.0%	23.0%
Total Long-Term Liabilities	$9.615B	$8.269B	$8.269B
YoY Change	16.28%	12.49%	12.49%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.571B	$1.115B	$1.115B
Total Long-Term Liabilities	$9.615B	$8.269B	$8.269B
Total Liabilities	$14.03B	$9.384B	$11.10B
YoY Change	26.37%	14.11%	16.56%
SHAREHOLDERS EQUITY
Retained Earnings
YoY Change
Common Stock		$1.367M
YoY Change		13.16%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$16.19B	$11.73B	$11.73B
YoY Change
Total Liabilities & Shareholders Equity	$30.22B	$22.83B	$22.83B
YoY Change	32.38%	24.13%	24.13%

Cashflow Statement

Concept	2021	2020 Q4	2020
OPERATING ACTIVITIES
Net Income	$571.2M	$441.5M	$771.0M
YoY Change	-25.9%	118.13%	112.29%
Depreciation, Depletion And Amortization	$821.1M	$177.7M	$698.1M
YoY Change	17.61%	26.48%	28.19%
Cash From Operating Activities	$1.010B	$173.6M	$882.5M
YoY Change	14.47%	-2.64%	29.05%
INVESTING ACTIVITIES
Capital Expenditures	-$7.525B	-$954.1M	-$4.016B
YoY Change	87.37%	-25.48%	15.26%
Acquisitions
YoY Change
Other Investing Activities	$417.2M	$541.0M	$737.7M
YoY Change	-43.45%	-5403.92%	-569.87%
Cash From Investing Activities	-$7.107B	-$413.2M	-$3.278B
YoY Change	116.81%	-67.98%	-9.97%
FINANCING ACTIVITIES
Cash Dividend Paid	$656.0M		$533.0M
YoY Change	23.08%		18.13%
Common Stock Issuance & Retirement, Net	$3.500B		$2.316B
YoY Change	51.13%		90.38%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$5.916B	351.6M	$2.750B
YoY Change	115.11%	-61.01%	-6.05%
NET CHANGE
Cash From Operating Activities	$1.010B	173.6M	$882.5M
Cash From Investing Activities	-$7.107B	-413.2M	-$3.278B
Cash From Financing Activities	$5.916B	351.6M	$2.750B
Net Change In Cash	-$182.5M	112.0M	$355.0M
YoY Change	-151.4%	-153.26%	-1305.86%
FREE CASH FLOW
Cash From Operating Activities	$1.010B	$173.6M	$882.5M
Capital Expenditures	-$7.525B	-$954.1M	-$4.016B
Free Cash Flow	$8.535B	$1.128B	$4.898B
YoY Change	74.23%	-22.69%	17.52%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Entity File Number EntityFileNumber	1-12993
CY2021	dei	Entity Registrant Name EntityRegistrantName	ALEXANDRIA REAL ESTATE EQUITIES, INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-4502084
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	26 North Euclid Avenue
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Pasadena
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	91101
CY2021	dei	City Area Code CityAreaCode	626
CY2021	dei	Local Phone Number LocalPhoneNumber	578-0777
CY2021	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value per share
CY2021	dei	Trading Symbol TradingSymbol	ARE
CY2021	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
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CY2021	dei	Auditor Firm AuditorFirmId	42
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CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	0	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-1838000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-669000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	3124000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	2524000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-669000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	3124000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	2524000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-669000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3124000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	686000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	653613000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	830295000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	404733000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	83035000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	56212000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	40882000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	570578000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	774083000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	363851000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7883928000	USD
CY2019	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	403172000	USD
CY2019	are	Other Comprehensive Income Loss Netof Tax Including Portion Attributableto Nonredeemable Noncontrolling Interest OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest	686000	USD
CY2019	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	1134939000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	47395000	USD
CY2019	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1216445000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	67913000	USD
CY2019	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	25477000	USD
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	4.00
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	463964000	USD
CY2019	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	3204000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	10154178000	USD
CY2020	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	826268000	USD
CY2020	are	Other Comprehensive Income Loss Netof Tax Including Portion Attributableto Nonredeemable Noncontrolling Interest OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest	3124000	USD
CY2020	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	717158000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	86663000	USD
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	2315862000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	83999000	USD
CY2020	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	21322000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	4.24
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	557684000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	13432436000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	13432436000	USD
CY2021	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	653416000	USD
CY2021	are	Other Comprehensive Income Loss Netof Tax Including Portion Attributableto Nonredeemable Noncontrolling Interest OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterest	-669000	USD
CY2021	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	2147061000	USD
CY2021	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	112465000	USD
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3529097000	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	97933000	USD
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	34338000	USD
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	688833000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19023638000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	654282000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	827171000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	404047000	USD
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	821061000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	698104000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	544612000	USD
CY2021	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	52675000	USD
CY2020	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	48078000	USD
CY2019	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	12334000	USD
CY2021	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	126570000	USD
CY2020	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	154089000	USD
CY2019	us-gaap	Gain Loss On Disposition Of Real Estate Discontinued Operations GainLossOnDispositionOfRealEstateDiscontinuedOperations	474000	USD
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-67253000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-60668000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-47570000	USD
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	12255000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	8148000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	10136000	USD
CY2021	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	20350000	USD
CY2020	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	5908000	USD
CY2019	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	2796000	USD
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	11441000	USD
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	10494000	USD
CY2019	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	9105000	USD
CY2021	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-2041000	USD
CY2020	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-3555000	USD
CY2019	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	-3777000	USD
CY2021	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	-54780000	USD
CY2020	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	-57244000	USD
CY2019	us-gaap	Amortization Of Above And Below Market Leases AmortizationOfAboveAndBelowMarketLeases	-29813000	USD
CY2021	us-gaap	Straight Line Rent StraightLineRent	115145000	USD
CY2020	us-gaap	Straight Line Rent StraightLineRent	96676000	USD
CY2019	us-gaap	Straight Line Rent StraightLineRent	104235000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	48669000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	43502000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	43640000	USD
CY2021	us-gaap	Gain Loss On Investments GainLossOnInvestments	259477000	USD
CY2020	us-gaap	Gain Loss On Investments GainLossOnInvestments	421321000	USD
CY2019	us-gaap	Gain Loss On Investments GainLossOnInvestments	194647000	USD
CY2021	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	44000	USD
CY2020	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	-2804000	USD
CY2019	us-gaap	Increase Decrease In Leasing Receivables IncreaseDecreaseInLeasingReceivables	897000	USD
CY2021	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	131560000	USD
CY2020	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	61067000	USD
CY2019	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	54455000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	24591000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	10997000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	20825000	USD
CY2021	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	60929000	USD
CY2020	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	-1122000	USD
CY2019	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	39012000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1010197000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	882510000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	683857000	USD
CY2021	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	190576000	USD
CY2020	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	747020000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Held For Sale ProceedsFromSaleOfPropertyHeldForSale	6619000	USD
CY2021	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	2089849000	USD
CY2020	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	1445171000	USD
CY2019	us-gaap	Payments To Develop Real Estate Assets PaymentsToDevelopRealEstateAssets	1224541000	USD
CY2021	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	5434652000	USD
CY2020	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	2570693000	USD
CY2019	us-gaap	Payments To Acquire Real Estate PaymentsToAcquireRealEstate	2259778000	USD
CY2021	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	161696000	USD
CY2020	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	-7408000	USD
CY2019	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	18107000	USD
CY2021	us-gaap	Proceeds From Divestiture Of Interest In Joint Venture ProceedsFromDivestitureOfInterestInJointVenture	394952000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Interest In Joint Venture ProceedsFromDivestitureOfInterestInJointVenture	0	USD
CY2019	us-gaap	Proceeds From Divestiture Of Interest In Joint Venture ProceedsFromDivestitureOfInterestInJointVenture	0	USD
CY2021	are	Acquisition Of Interest In Unconsolidated Joint Venture AcquisitionOfInterestInUnconsolidatedJointVenture	9048000	USD
CY2020	are	Acquisition Of Interest In Unconsolidated Joint Venture AcquisitionOfInterestInUnconsolidatedJointVenture	0	USD
CY2019	are	Acquisition Of Interest In Unconsolidated Joint Venture AcquisitionOfInterestInUnconsolidatedJointVenture	0	USD
CY2021	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	13666000	USD
CY2020	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	3444000	USD
CY2019	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	102081000	USD
CY2021	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	0	USD
CY2020	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	20225000	USD
CY2019	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	14000	USD
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	408564000	USD
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	174655000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	190778000	USD
CY2021	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	424623000	USD
CY2020	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	141149000	USD
CY2019	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	147332000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7107324000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3278161000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3641320000	USD
CY2021	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	10005000	USD
CY2020	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	17979000	USD
CY2020	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	84104000	USD
CY2019	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	306199000	USD
CY2021	are	Payment For The Defeasance Of Secured Note Payable PaymentForTheDefeasanceOfSecuredNotePayable	0	USD
CY2020	are	Payment For The Defeasance Of Secured Note Payable PaymentForTheDefeasanceOfSecuredNotePayable	32865000	USD
CY2019	are	Payment For The Defeasance Of Secured Note Payable PaymentForTheDefeasanceOfSecuredNotePayable	0	USD
CY2021	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	1743716000	USD
CY2020	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	1697651000	USD
CY2019	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	2721169000	USD
CY2021	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	650000000	USD
CY2020	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	500000000	USD
CY2019	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	950000000	USD
CY2021	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	3521000000	USD
CY2020	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	2700000000	USD
CY2019	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	5056000000	USD
CY2021	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	3521000000	USD
CY2020	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	3084000000	USD
CY2019	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	4880000000	USD
CY2021	us-gaap	Proceeds From Issuance Of Commercial Paper ProceedsFromIssuanceOfCommercialPaper	30951300000	USD
CY2020	us-gaap	Proceeds From Issuance Of Commercial Paper ProceedsFromIssuanceOfCommercialPaper	23539400000	USD
CY2019	us-gaap	Proceeds From Issuance Of Commercial Paper ProceedsFromIssuanceOfCommercialPaper	2233000000	USD
CY2021	us-gaap	Repayments Of Commercial Paper RepaymentsOfCommercialPaper	30781300000	USD
CY2020	us-gaap	Repayments Of Commercial Paper RepaymentsOfCommercialPaper	23439400000	USD
CY2019	us-gaap	Repayments Of Commercial Paper RepaymentsOfCommercialPaper	2233000000	USD
CY2021	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2020	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	0	USD
CY2019	us-gaap	Repayments Of Unsecured Debt RepaymentsOfUnsecuredDebt	350000000	USD
CY2021	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	66829000	USD
CY2020	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	54385000	USD
CY2019	us-gaap	Payments Of Debt Extinguishment Costs PaymentsOfDebtExtinguishmentCosts	41351000	USD
CY2021	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	18938000	USD
CY2020	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	32309000	USD
CY2019	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	27182000	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	34338000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	21322000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	25477000	USD
CY2021	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2020	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	0	USD
CY2019	us-gaap	Payments For Repurchase Of Convertible Preferred Stock PaymentsForRepurchaseOfConvertiblePreferredStock	9240000	USD
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3529097000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2315862000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1216445000	USD
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	655968000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	532980000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	447029000	USD
CY2021	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
CY2020	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	0	USD
CY2019	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	4141000	USD
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2026486000	USD
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	367613000	USD
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	1022712000	USD
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	118891000	USD
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	88805000	USD
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	48225000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	5916361000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2750356000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2927482000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-1712000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	311000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	540000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-182478000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	355016000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-29441000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	597705000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	242689000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	272130000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	415227000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	597705000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	242689000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	139471000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	161351000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	146165000	USD
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	474751000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	275454000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	220773000	USD
CY2021	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2020	us-gaap	Notes Assumed1 NotesAssumed1	0	USD
CY2019	us-gaap	Notes Assumed1 NotesAssumed1	28200000	USD
CY2021	are	Noncashrightofuseasset Noncashrightofuseasset	103860000	USD
CY2020	are	Noncashrightofuseasset Noncashrightofuseasset	87554000	USD
CY2019	are	Noncashrightofuseasset Noncashrightofuseasset	269189000	USD
CY2021	are	Noncashleaseliability Noncashleaseliability	103860000	USD
CY2020	are	Noncashleaseliability Noncashleaseliability	87554000	USD
CY2019	are	Noncashleaseliability Noncashleaseliability	275175000	USD
CY2021	are	Noncash Real Estate Assets From Acquisition Of Partners Interest NoncashRealEstateAssetsFromAcquisitionOfPartnersInterest	19613000	USD
CY2020	are	Noncash Real Estate Assets From Acquisition Of Partners Interest NoncashRealEstateAssetsFromAcquisitionOfPartnersInterest	0	USD
CY2019	are	Noncash Real Estate Assets From Acquisition Of Partners Interest NoncashRealEstateAssetsFromAcquisitionOfPartnersInterest	0	USD
CY2021	are	Noncash Secured Notes Payable From Acquisition Of Partners Interest NoncashSecuredNotesPayableFromAcquisitionOfPartnersInterest	-14558000	USD
CY2020	are	Noncash Secured Notes Payable From Acquisition Of Partners Interest NoncashSecuredNotesPayableFromAcquisitionOfPartnersInterest	0	USD
CY2019	are	Noncash Secured Notes Payable From Acquisition Of Partners Interest NoncashSecuredNotesPayableFromAcquisitionOfPartnersInterest	0	USD
CY2021	are	Noncash Deferred Purchase Price Obligation NoncashDeferredPurchasePriceObligation	-81119000	USD
CY2020	are	Noncash Deferred Purchase Price Obligation NoncashDeferredPurchasePriceObligation	0	USD
CY2019	are	Noncash Deferred Purchase Price Obligation NoncashDeferredPurchasePriceObligation	0	USD
CY2021	are	Noncash Assignment Of Secured Note Payable In Connection With The Disposition Of Real Estate NoncashAssignmentOfSecuredNotePayableInConnectionWithTheDispositionOfRealEstate	28200000	USD
CY2020	are	Noncash Assignment Of Secured Note Payable In Connection With The Disposition Of Real Estate NoncashAssignmentOfSecuredNotePayableInConnectionWithTheDispositionOfRealEstate	0	USD
CY2019	are	Noncash Assignment Of Secured Note Payable In Connection With The Disposition Of Real Estate NoncashAssignmentOfSecuredNotePayableInConnectionWithTheDispositionOfRealEstate	0	USD
CY2021	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	118750000	USD
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	350000000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	115167000	USD
CY2021Q4	are	Asset Base AssetBase	67000000	USD
CY2021	are	Issuance Of Noncontrolling Interest To Joint Venture Partner IssuanceOfNoncontrollingInterestToJointVenturePartner	118750000	USD
CY2020	are	Issuance Of Noncontrolling Interest To Joint Venture Partner IssuanceOfNoncontrollingInterestToJointVenturePartner	292930000	USD
CY2019	are	Issuance Of Noncontrolling Interest To Joint Venture Partner IssuanceOfNoncontrollingInterestToJointVenturePartner	0	USD
CY2021	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	0	USD
CY2020	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	0	USD
CY2019	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	57461000	USD
CY2021	us-gaap	Nature Of Operations NatureOfOperations	ORGANIZATION AND BASIS OF PRESENTATION <div style="text-indent:36pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Alexandria Real Estate Equities, Inc. (NYSE:ARE), an S&P 500</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline">® </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">urban office REIT, is the first, longest-tenured, and pioneering owner, operator, and developer uniquely focused on collaborative life science, agtech, and technology campuses in AAA innovation cluster locations, with a total market capitalization of $44.0 billion as of December 31, 2021, and an asset base in North America of 67.0 million SF. As used in this annual report on Form 10-K, references to the “Company,” “Alexandria,” “ARE,” “we,” “us,” and “our” refer to Alexandria Real Estate Equities, Inc. and its consolidated subsidiaries. The accompanying consolidated financial statements include the accounts of Alexandria Real Estate Equities, Inc. and its consolidated subsidiaries. All significant intercompany balances and transactions have been eliminated.</span></div><div><span><br/></span></div><div style="text-indent:36pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Any references to our market capitalization, number or quality of buildings or tenants, quality of location, square footage, number of leases, or occupancy percentage, and any amounts derived from these values in these notes to consolidated financial statements are unaudited.</span></div>
CY2021Q4	are	Market Capitalization MarketCapitalization	44000000000	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#00497f;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Use of estimates</span></div><div><span><br/></span></div><div style="text-indent:36pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements in conformity with GAAP requires us to make estimates and assumptions that affect the reported amounts of assets, liabilities, and equity; the disclosure of contingent assets and liabilities as of the date of the consolidated financial statements; and the amounts of revenues and expenses during the reporting period. Actual results could materially differ from those estimates.</span></div>
CY2021	are	Maximum Expected Period Of Sale Of Property MaximumExpectedPeriodOfSaleOfProperty	P1Y
CY2021Q4	are	Cost Method Investment Ownership Percentage CostMethodInvestmentOwnershipPercentage	0.10
CY2021	us-gaap	Revenue Recognition Leases RevenueRecognitionLeases	<div><span style="color:#00497f;font-family:'Arial',sans-serif;font-size:9pt;font-weight:700;line-height:120%">Revenues</span></div><div><span><br/></span></div><div style="margin-bottom:6pt;text-indent:36pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The table below provides details of our consolidated total revenues for the years ended December 31, 2021 and 2020 (in thousands):</span></div><div style="margin-bottom:1pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.944%"><tr><td style="width:1.0%"/><td style="width:48.900%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.516%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:14.945%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.373%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:14.945%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.373%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:14.948%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="15" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Year Ended December 31,</span></td></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2021</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2020</span></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2019</span></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Income from rentals:</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Revenues subject to the lease accounting standard:</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 12.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Operating leases</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,081,362 </span></td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,854,427 </span></td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,465,692 </span></td><td style="background-color:#cceeff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt 2px 12.25pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Direct financing and sales-type leases</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">3,489 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,469 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,421 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt 2px 7.75pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Revenues subject to the lease accounting standard</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,084,851 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,856,896 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,468,113 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:6.75pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Revenues subject to the revenue recognition accounting </span></div><div style="padding-left:13.5pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">standard</span></div></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">23,398 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">21,312 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">48,751 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Income from rentals</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,108,249 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,878,208 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="2" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,516,864 </span></td><td style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Other income</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">5,901 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">7,429 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="2" style="background-color:#ffffff;padding:2px 0 2px 1pt;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">14,432 </span></td><td style="background-color:#ffffff;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">Total revenues</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">2,114,150 </span></td><td style="background-color:#cceeff;border-bottom:3pt double #000000;border-top:1pt solid #000000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,885,637 </span></td><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0 2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">$</span></td><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 0;text-align:right;vertical-align:bottom"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:100%">1,531,296 </span></td><td style="background-color:#cceeff;border-bottom:3pt double #000;border-top:1pt solid #000;padding:2px 1pt 2px 0;text-align:right;vertical-align:bottom"/></tr></table></div><div><span><br/></span></div><div style="text-indent:36pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">During the year ended December 31, 2021, revenues that were subject to the lease accounting standard aggregated $2.1 billion</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">and represented 98.6% of our total revenues. During the year ended December 31, 2021, our total revenues also included </span><span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">$29.3 million, or 1.4%, </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">subject to other accounting guidance. Our other income consisted primarily of construction management fees and interest income earned during the year ended December 31, 2021. For a detailed discussion related to our revenue streams, refer to the “Lease accounting” and “Recognition of revenue arising from contracts with customers” sections within this Note 2 to our consolidated financial statements.</span></div>
CY2021	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	2081362000	USD
CY2020	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1854427000	USD
CY2019	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1465692000	USD
CY2021	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	3489000	USD
CY2020	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	2469000	USD
CY2019	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	2421000	USD
CY2021	us-gaap	Lease Income LeaseIncome	2084851000	USD
CY2020	us-gaap	Lease Income LeaseIncome	1856896000	USD
CY2019	us-gaap	Lease Income LeaseIncome	1468113000	USD
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2114150000	USD
CY2020	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1885637000	USD
CY2019	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	1531296000	USD
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2100000000	USD
CY2021	are	Percentageoftotalrevenues Percentageoftotalrevenues	0.986
CY2021	are	Revenue With Customer Asset Adjustment To Allowance For Credit Loss RevenueWithCustomerAssetAdjustmentToAllowanceForCreditLoss	4900000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss Current ContractWithCustomerAssetAccumulatedAllowanceForCreditLossCurrent	3000000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	6800000	USD
CY2020Q1	us-gaap	Direct Financing Lease Net Investment In Lease Allowance For Credit Loss DirectFinancingLeaseNetInvestmentInLeaseAllowanceForCreditLoss	2200000	USD
CY2021Q4	are	Creditlossrelatedtotradereceivables Creditlossrelatedtotradereceivables	259000	USD
CY2021	are	Minimum Percentage Of Taxable Income To Be Distributed MinimumPercentageOfTaxableIncomeToBeDistributed	0.90
CY2021	are	Percent Of Taxable Income Generally Distributed As Dividend PercentOfTaxableIncomeGenerallyDistributedAsDividend	1
CY2021Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	24980669000	USD
CY2020Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	18092372000	USD
CY2021	are	Weightedaverageremainingamortizationperiodacquiredinplaceandbelowmarketleases Weightedaverageremainingamortizationperiodacquiredinplaceandbelowmarketleases	P9Y1M6D
CY2021	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	52700000	USD
CY2017Q4	are	Rent Commence Date RentCommenceDate	2017-10-01
CY2021Q4	are	Landparcelsubjecttoleaseagreementthatcontainsapurchaseoption Landparcelsubjecttoleaseagreementthatcontainsapurchaseoption	2
CY2021Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	38483000	USD
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	332349000	USD
CY2021Q4	are	Landparcelsubjecttoleaseagreementthatcontainsapurchaseoption Landparcelsubjecttoleaseagreementthatcontainsapurchaseoption	2
CY2021	us-gaap	Lessor Operating Lease Lessee Option To Purchase Underlying Asset LessorOperatingLeaseLesseeOptionToPurchaseUnderlyingAsset	30
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	1539355000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	1623950000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	1600255000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	1530227000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	1464150000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	10131628000	USD
CY2021Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	17889565000	USD
CY2021Q4	us-gaap	Direct Financing Lease Net Investment In Lease DirectFinancingLeaseNetInvestmentInLease	38600000	USD
CY2021	are	Lessor Direct Finance Lease Remaining Lease Term LessorDirectFinanceLeaseRemainingLeaseTerm	P70Y10M24D
CY2021	us-gaap	Lessor Direct Financing Lease Lessee Option To Purchase Underlying Asset LessorDirectFinancingLeaseLesseeOptionToPurchaseUnderlyingAsset	30
CY2017Q4	are	Rent Commence Date RentCommenceDate	2017-10-01
CY2021Q4	us-gaap	Sales Type Lease Net Investment In Lease SalesTypeLeaseNetInvestmentInLease	32100000	USD
CY2021	are	Lessor Sales Type Lease Remaining Lease Term LessorSalesTypeLeaseRemainingLeaseTerm	P87Y10M24D
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived	403388000	USD
CY2020Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived	258751000	USD
CY2021Q4	us-gaap	Sales Type Lease Unguaranteed Residual Asset SalesTypeLeaseUnguaranteedResidualAsset	31839000	USD
CY2020Q4	us-gaap	Sales Type Lease Unguaranteed Residual Asset SalesTypeLeaseUnguaranteedResidualAsset	0	USD
CY2021Q4	are	Direct Financing Lease Unearned Income DirectFinancingLeaseUnearnedIncome	215557000	USD
CY2020Q4	are	Direct Financing Lease Unearned Income DirectFinancingLeaseUnearnedIncome	218072000	USD
CY2021Q4	are	Sales Type Lease Effect Of Discount SalesTypeLeaseEffectOfDiscount	146175000	USD
CY2020Q4	are	Sales Type Lease Effect Of Discount SalesTypeLeaseEffectOfDiscount	0	USD
CY2021Q4	us-gaap	Net Investment In Lease Allowance For Credit Loss NetInvestmentInLeaseAllowanceForCreditLoss	2839000	USD
CY2020Q4	us-gaap	Net Investment In Lease Allowance For Credit Loss NetInvestmentInLeaseAllowanceForCreditLoss	2839000	USD
CY2021Q4	us-gaap	Net Investment In Lease NetInvestmentInLease	70656000	USD
CY2020Q4	us-gaap	Direct Financing Lease Net Investment In Lease DirectFinancingLeaseNetInvestmentInLease	37840000	USD
CY2021Q4	us-gaap	Direct Financing Lease Net Investment In Lease Allowance For Credit Loss DirectFinancingLeaseNetInvestmentInLeaseAllowanceForCreditLoss	2800000	USD
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CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Next Twelve Months SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths	3066000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Two Years SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears	3120000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Three Years SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears	3176000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Four Years SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYears	3371000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Five Years SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFiveYears	3459000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received Thereafter SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThereafter	387196000	USD
CY2021Q4	us-gaap	Sales Type And Direct Financing Leases Lease Receivable Payments To Be Received SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived	403388000	USD
CY2021	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	2081362000	USD
CY2020	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1854427000	USD
CY2019	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	1465692000	USD
CY2021	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	3489000	USD
CY2020	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	2469000	USD
CY2019	us-gaap	Sales Type And Direct Financing Leases Interest Income SalesTypeAndDirectFinancingLeasesInterestIncome	2421000	USD
CY2021	us-gaap	Lease Income LeaseIncome	2084851000	USD
CY2020	us-gaap	Lease Income LeaseIncome	1856896000	USD
CY2019	us-gaap	Lease Income LeaseIncome	1468113000	USD
CY2021Q4	us-gaap	Deferred Costs Leasing Gross DeferredCostsLeasingGross	857414000	USD
CY2020Q4	us-gaap	Deferred Costs Leasing Gross DeferredCostsLeasingGross	679300000	USD
CY2021Q4	us-gaap	Deferred Costs Leasing Accumulated Amortization DeferredCostsLeasingAccumulatedAmortization	454516000	USD
CY2020Q4	us-gaap	Deferred Costs Leasing Accumulated Amortization DeferredCostsLeasingAccumulatedAmortization	406627000	USD
CY2021Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	402898000	USD
CY2020Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	272673000	USD
CY2021Q4	are	Ground And Operating Lease Obligation Due GroundAndOperatingLeaseObligationDue	953300000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	474300000	USD
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CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	22245000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	22478000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	22500000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	22501000	USD
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CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	953287000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	518542000	USD
CY2021	are	Operating Lease Obligation Remaining Lease Term OperatingLeaseObligationRemainingLeaseTerm	P14Y
CY2021	are	Gross Operating Lease Costs GrossOperatingLeaseCosts	28598000	USD
CY2020	are	Gross Operating Lease Costs GrossOperatingLeaseCosts	23518000	USD
CY2019	are	Gross Operating Lease Costs GrossOperatingLeaseCosts	19740000	USD
CY2021	are	Capitalized Lease Costs CapitalizedLeaseCosts	3167000	USD
CY2020	are	Capitalized Lease Costs CapitalizedLeaseCosts	3529000	USD
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CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	415227000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	597705000	USD
CY2019	are	Capitalized Lease Costs CapitalizedLeaseCosts	1452000	USD
CY2021	us-gaap	Lease Cost LeaseCost	25431000	USD
CY2020	us-gaap	Lease Cost LeaseCost	19989000	USD
CY2019	us-gaap	Lease Cost LeaseCost	18288000	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	24700000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	20800000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	17700000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	361348000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	568532000	USD
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CY2021Q4	us-gaap	Equity Method Investments EquityMethodInvestments	71600000	USD
CY2021Q4	us-gaap	Equity Method Investments EquityMethodInvestments	71588000	USD
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CY2020Q4	us-gaap	Finite Lived Intangible Asset Acquired In Place Leases FiniteLivedIntangibleAssetAcquiredInPlaceLeases	462324000	USD
CY2021Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	38937000	USD
CY2020Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	31057000	USD
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CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	24124000	USD
CY2021Q4	us-gaap	Deposits Assets DepositsAssets	176077000	USD
CY2020Q4	us-gaap	Deposits Assets DepositsAssets	13861000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	26429000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	31130000	USD
CY2021Q4	us-gaap	Net Investment In Lease NetInvestmentInLease	70656000	USD
CY2020Q4	us-gaap	Net Investment In Lease NetInvestmentInLease	37840000	USD
CY2021Q4	us-gaap	Equity Securities Fv Ni And Without Readily Determinable Fair Value EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue	1900000000	USD
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CY2020Q4	us-gaap	Notes Receivable Net NotesReceivableNet	3424000	USD
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CY2020Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	30620000	USD
CY2021Q4	are	Real Estate Corporate Operations RealEstateCorporateOperations	151375000	USD
CY2020Q4	are	Real Estate Corporate Operations RealEstateCorporateOperations	153614000	USD
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CY2020Q4	us-gaap	Other Assets OtherAssets	1191581000	USD
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CY2021Q4	us-gaap	Long Term Debt LongTermDebt	8791866000	USD
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CY2019	us-gaap	Interest Costs Incurred InterestCostsIncurred	262238000	USD
CY2021	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	170641000	USD
CY2020	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	125618000	USD
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CY2021Q4	us-gaap	Accounts Payable And Other Accrued Liabilities AccountsPayableAndOtherAccruedLiabilities	513416000	USD
CY2020Q4	us-gaap	Accounts Payable And Other Accrued Liabilities AccountsPayableAndOtherAccruedLiabilities	285021000	USD
CY2021Q4	are	Accrued Construction AccruedConstruction	438866000	USD
CY2020Q4	are	Accrued Construction AccruedConstruction	333271000	USD
CY2021Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	341585000	USD
CY2020Q4	us-gaap	Below Market Lease Net BelowMarketLeaseNet	288075000	USD
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	59797000	USD
CY2020Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	47070000	USD
CY2021Q4	are	Deferred Rent Liability DeferredRentLiability	12384000	USD
CY2020Q4	are	Deferred Rent Liability DeferredRentLiability	4495000	USD
CY2021Q4	are	Prepaid Rent And Tenant Security Deposits PrepaidRentAndTenantSecurityDeposits	326924000	USD
CY2020Q4	are	Prepaid Rent And Tenant Security Deposits PrepaidRentAndTenantSecurityDeposits	276751000	USD
CY2021Q4	us-gaap	Other Accounts Payable And Accrued Liabilities OtherAccountsPayableAndAccruedLiabilities	82693000	USD
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CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	40882000	USD
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CY2020	us-gaap	Dividends Preferred Stock DividendsPreferredStock	0	USD
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CY2020	us-gaap	Preferred Stock Accretion Of Redemption Discount PreferredStockAccretionOfRedemptionDiscount	0	USD
CY2020	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	10168000	USD
CY2019	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	6386000	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	563399000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	760791000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	350995000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	146921000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	126106000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	112204000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	539000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	384000	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Equity Forward Agreements IncrementalCommonSharesAttributableToEquityForwardAgreements	320000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	147460000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	126490000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	112524000	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.83
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.03
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.82
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.01
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.12
CY2021	are	Minimum Percentage Of Taxable Income To Be Distributed MinimumPercentageOfTaxableIncomeToBeDistributed	0.90
CY2021	are	Percent Of Taxable Income Generally Distributed As Dividend PercentOfTaxableIncomeGenerallyDistributedAsDividend	1
CY2020	us-gaap	Profit Loss ProfitLoss	827171000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	404047000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	56212000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	40882000	USD
CY2020	are	Income Tax Reconciliation Rental Revenue Recognition IncomeTaxReconciliationRentalRevenueRecognition	-165091000	USD
CY2019	are	Income Tax Reconciliation Rental Revenue Recognition IncomeTaxReconciliationRentalRevenueRecognition	-132979000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Depreciation And Amortization IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization	220046000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Depreciation And Amortization IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization	177627000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	30695000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	30756000	USD
CY2020	are	Income Tax Reconciliation Nondeductible Expense Interest Expense IncomeTaxReconciliationNondeductibleExpenseInterestExpense	-21174000	USD
CY2019	are	Income Tax Reconciliation Nondeductible Expense Interest Expense IncomeTaxReconciliationNondeductibleExpenseInterestExpense	-13687000	USD
CY2020	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	-69048000	USD
CY2019	us-gaap	Income Tax Reconciliation Disposition Of Assets IncomeTaxReconciliationDispositionOfAssets	66717000	USD
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Impairment Losses IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses	40398000	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Impairment Losses IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses	12334000	USD
CY2020	are	Effectiveincometaxratereconciliationnondeductibleexpenseunrealizedgainsorlossesonnonrealestateinvestments Effectiveincometaxratereconciliationnondeductibleexpenseunrealizedgainsorlossesonnonrealestateinvestments	-377820000	USD
CY2019	are	Effectiveincometaxratereconciliationnondeductibleexpenseunrealizedgainsorlossesonnonrealestateinvestments Effectiveincometaxratereconciliationnondeductibleexpenseunrealizedgainsorlossesonnonrealestateinvestments	-96353000	USD
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	22315000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	7565000	USD
CY2020	are	Taxable Income Before Dividend Deduction TaxableIncomeBeforeDividendDeduction	451280000	USD
CY2019	are	Taxable Income Before Dividend Deduction TaxableIncomeBeforeDividendDeduction	415145000	USD
CY2020	are	Dividend Deduction To Eliminate Taxable Income DividendDeductionToEliminateTaxableIncome	451280000	USD
CY2019	are	Dividend Deduction To Eliminate Taxable Income DividendDeductionToEliminateTaxableIncome	415145000	USD
CY2020	are	Net Taxable Income Loss NetTaxableIncomeLoss	0	USD
CY2019	are	Net Taxable Income Loss NetTaxableIncomeLoss	0	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	533000000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	451200000	USD
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	5000000	USD
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6200000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	4900000	USD
CY2021	are	Number Of Leases Held NumberOfLeasesHeld	1201	Lease
CY2021	are	Number Of Tenants NumberOfTenants	893	Tenant
CY2021Q4	are	Remaining Aggregate Costs Under Contracts RemainingAggregateCostsUnderContracts	2800000000	USD
CY2021Q4	us-gaap	Contractual Obligation ContractualObligation	106800000	USD
CY2021Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	391000000	USD
CY2021	are	Limited Partnership Maximum Expiration Terms LimitedPartnershipMaximumExpirationTerms	P11Y
CY2021	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	20800000	shares
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3500000000	USD
CY2019Q4	us-gaap	Convertible Preferred Stock Shares Issued Upon Conversion ConvertiblePreferredStockSharesIssuedUponConversion	578000	shares
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-669000	USD
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	158000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2021	are	Preferred Stock Shares Additional Shares Authorized PreferredStockSharesAdditionalSharesAuthorized	200000000	shares
CY2021Q4	are	Preferred Stock Shares Additional Shares Authorized Issued And Outstanding PreferredStockSharesAdditionalSharesAuthorizedIssuedAndOutstanding	0	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	2556301	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	93359000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	79578000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	64530000	USD
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	94748000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	80651000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	68036000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	46079000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	37149000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	24396000	USD
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P3Y
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P3Y
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P3Y
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.290
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.170
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate	0.180
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.028
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CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.032
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0023
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0163
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0260
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	222300000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P4Y
CY2021	are	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Expected Period For Recognition Weighted Average Basis EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedExpectedPeriodForRecognitionWeightedAverageBasis	P19M
CY2021Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Areaof Real Estate DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAreaofRealEstate	334144	sqft
CY2021Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Assets DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAssets	17749000	USD
CY2020Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Assets DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAssets	117879000	USD
CY2021Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Liabilities DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsLiabilities	1083000	USD
CY2020Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Liabilities DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsLiabilities	33081000	USD
CY2021Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Accumulated Other Comprehensive Income Loss DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAccumulatedOtherComprehensiveIncomeLoss	1750000	USD
CY2020Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Accumulated Other Comprehensive Income Loss DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsAccumulatedOtherComprehensiveIncomeLoss	841000	USD
CY2021Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Net Assets DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsNetAssets	14916000	USD
CY2020Q4	are	Disposal Group Including Assets Heldfor Sale Not Qualifyingas Discontinued Operations Net Assets DisposalGroupIncludingAssetsHeldforSaleNotQualifyingasDiscontinuedOperationsNetAssets	83957000	USD
CY2021Q4	srt	Real Estate And Accumulated Depreciation Amount Of Encumbrances RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	205198000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Land RealEstateAndAccumulatedDepreciationInitialCostOfLand	6811325000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Initial Cost Of Buildings And Improvements RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	9824856000	USD
CY2021Q4	are	Real Estate And Accumulated Depreciation Costs Capitalized Subsequent To Acquisition Of Building And Improvements RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionOfBuildingAndImprovements	12115729000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Land RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	6811325000	USD
CY2021Q4	us-gaap	Real Estate And Accumulated Depreciation Carrying Amount Of Buildings And Improvements RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	21940585000	USD
CY2021Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	28751910000	USD
CY2021Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	3771241000	USD
CY2021Q4	us-gaap	Real Estate Investments RealEstateInvestments	24980669000	USD
CY2021Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	28800000000	USD
CY2021Q4	srt	Real Estate Federal Income Tax Basis RealEstateFederalIncomeTaxBasis	29300000000	USD
CY2021Q4	are	Investment In Real Estate Over Cost Basis Of Real Estate For Federal Income Tax Purpose InvestmentInRealEstateOverCostBasisOfRealEstateForFederalIncomeTaxPurpose	-578400000	USD
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	21274810000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	17552956000	USD
CY2018Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	14181780000	USD
CY2021	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	5405569000	USD
CY2020	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	2825537000	USD
CY2019	us-gaap	Real Estate Other Acquisitions RealEstateOtherAcquisitions	2240376000	USD
CY2021	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	2267848000	USD
CY2020	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	1505152000	USD
CY2019	us-gaap	Real Estate Other Additions RealEstateOtherAdditions	1143035000	USD
CY2021	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	196317000	USD
CY2020	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	608835000	USD
CY2019	us-gaap	Real Estate Cost Of Real Estate Sold RealEstateCostOfRealEstateSold	12235000	USD
CY2021Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	28751910000	USD
CY2020Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	21274810000	USD
CY2019Q4	us-gaap	Real Estate Gross At Carrying Value RealEstateGrossAtCarryingValue	17552956000	USD
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	3182438000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	2708918000	USD
CY2018Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	2268087000	USD
CY2021	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	607927000	USD
CY2020	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	530226000	USD
CY2019	us-gaap	Sec Schedule Iii Real Estate Accumulated Depreciation Depreciation Expense SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense	448661000	USD
CY2021	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	19124000	USD
CY2020	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	56706000	USD
CY2019	us-gaap	Real Estate Accumulated Depreciation Real Estate Sold RealEstateAccumulatedDepreciationRealEstateSold	7830000	USD
CY2021Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	3771241000	USD
CY2020Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	3182438000	USD
CY2019Q4	us-gaap	Real Estate Accumulated Depreciation RealEstateAccumulatedDepreciation	2708918000	USD

Files In Submission

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$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

2021 Form 10-K Financial Statement

#000103544322000040 Filed on January 31, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARE ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are

2021 Form 10-K Financial Statement

#000103544322000040 Filed on January 31, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ARE
ALEXANDRIA REAL ESTATE EQUITIES, INC. Stock $are