SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property And Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Total property and equipment, net	$ 283,418	$ 232,709
Urban Form
Property, Plant and Equipment [Line Items]
Total property and equipment, net	86,246	105,906
Build-to-Rent
Property, Plant and Equipment [Line Items]
Total property and equipment, net	118,019	46,696
Other
Property, Plant and Equipment [Line Items]
Total property and equipment, net	$ 79,153	$ 80,107