Commitments and Contingencies - Additional Information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) Agreement Investment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Commitments And Contingencies [Line Items]
Number of real estate technology investment funds | Investment	8
Number of other real estate investment funds | Investment	1
Real estate technology and other real estate investments commitment funds	$ 19.9
Equity method investment period	3 years
Percentage of expected non-recourse construction debt	60.00%
Initial minimum co-investment of combined equity	$ 750.0
Number of joint venture agreements | Agreement	4
Compensation expense, recognized	$ (0.2)	$ 0.1	$ 0.5
Number of deferred compensation agreement with former executive officer | Agreement	1
Equity Residential [Member]
Commitments And Contingencies [Line Items]
Ownership Percentage	75.00%
Toll Brothers Inc. [Member]
Commitments And Contingencies [Line Items]
Ownership Percentage	25.00%