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v3.22.1

Real Estate Transactions - Development Activities (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 USD ($)
Real Estate [Abstract] |
Development and redevelopment projects, amount decrease | $ 52
Development commitments | $ 418

X
- Definition Commitments, Development and Redevelopment Projects and Tenant Improvements + References No definition available. + Details
Name: | peak_CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovements
Namespace Prefix: | peak_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Commitments, Development and Redevelopment Projects, Increase (Decrease) + References No definition available. + Details
Name: | peak_CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovementsAmountIncreaseDecrease
Namespace Prefix: | peak_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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