Real Estate Investments - Development Activities (Details) $ in Millions	3 Months Ended
Mar. 31, 2025 USD ($)
Real Estate [Abstract]
Development and redevelopment projects, increase (decrease)	$ (4)
Development and redevelopment projects	$ 280

Commitments, Development and Redevelopment Projects, Increase (Decrease)

No definition available.

Name:	peak_CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovementsAmountIncreaseDecrease
Namespace Prefix:	peak_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration