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Income Tax (Details) | 12 Months Ended
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Dec. 31, 2023
Income Tax Disclosure [Abstract] |
Minimum percentage of taxable income to be distributed | 90.00%
Percent of taxable income, generally distributed as dividend | 100.00%

X
- Definition Represents the percentage of annual taxable income which must be distributed to stockholders in order to comply with requirements of the federal tax law for treatment as a real estate investment trust. + References No definition available. + Details
Name: | are_MinimumPercentageOfTaxableIncomeToBeDistributed
Namespace Prefix: | are_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition The entity generally distributes this percentage or more of its taxable income. + References No definition available. + Details
Name: | are_PercentOfTaxableIncomeGenerallyDistributedAsDividend
Namespace Prefix: | are_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration