Commitments and Contingencies - Summary of Real Estate Development Commitments (Parenthetical) (Details) $ in Millions	Dec. 31, 2023 USD ($)
Projects/Investments/Units/Remaining Commitments schedule
Total project costs remaining under development commitment fund	$ 219.5
Parent
Projects/Investments/Units/Remaining Commitments schedule
Total project costs remaining under development commitment fund	76.6
Corporate Joint Venture
Projects/Investments/Units/Remaining Commitments schedule
Total project costs remaining under development commitment fund	0.7
Construction Loans
Projects/Investments/Units/Remaining Commitments schedule
Total project costs remaining under development commitment fund	$ 142.2