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Organization (Details) - entity | 6 Months Ended |
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2021
Subsidiary of Limited Liability Company or Limited Partnership |  |
Number of management companies (in entities) | 7 |
The Macerich Partnership, L.P. |  |
Subsidiary of Limited Liability Company or Limited Partnership |  |
Ownership interest in operating partnership (as a percent) | 96.00% | 96.00%

X
- Definition Represents the number of management companies through which the entity provides property management, leasing and redevelopment for its real estate portfolio. + References No definition available. + Details
Name: | mac_NumberOfRealEstateManagementCompanies
Namespace Prefix: | mac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_OwnershipAxis=mac_TheMacerichPartnershipLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |