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Commitments and Contingencies - DownREIT LLCs (Details) - property
Jan. 31, 2025
Dec. 31, 2024
Callan Ridge JV | Lab    
Loss Contingencies [Line Items]    
Investment ownership percentage   49.00%
Indemnification Agreement    
Loss Contingencies [Line Items]    
Number of properties, indemnification agreement   41
Indemnification Agreement | Subsequent Event    
Loss Contingencies [Line Items]    
Number of properties, indemnification agreement 13