XML 110 R47.htm IDEA: XBRL DOCUMENT v3.24.0.1

Organization and basis of presentation (Details) ft² in Millions, $ in Billions	Dec. 31, 2023 USD ($) ft²
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Market capitalization | $	$ 33.1
Area of Real Estate Property | ft²	73.5

X

- Definition

Market Capitalization

+ References

No definition available.

+ Details

Name:	are_MarketCapitalization
Namespace Prefix:	are_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration