Investments in Partially Owned Entities - Summary of Company's Unconsolidated Joint Ventures Deemed to be VIEs (Details)	Jun. 30, 2025 Property ApartmentUnit Entity Project
Variable Interest Entity [Line Items]
Properties | Property	319
Apartment units	86,422
Variable Interest Entity, Not Primary Beneficiary | Development Lease-Up Projects [Member]
Variable Interest Entity [Line Items]
Properties | Property	5
Apartment units	1,712
Variable Interest Entity, Not Primary Beneficiary | Real Estate Holdings [Member]
Variable Interest Entity [Line Items]
Entities | Entity	3
Variable Interest Entity, Not Primary Beneficiary | Projects Under Development [Member]
Variable Interest Entity [Line Items]
Project | Project	2
Apartment units	639
Variable Interest Entity, Not Primary Beneficiary | Projects Held for Development [Member]
Variable Interest Entity [Line Items]
Project | Project	2
Apartment units	526