Investments in Real Estate - Gain on Sales of Real Estate (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($) property	Sep. 30, 2023 USD ($) property	Sep. 30, 2024 USD ($) property	Sep. 30, 2023 USD ($) property
Properties sold during the period
Number of properties | property	92	24	214	79
Net sales proceeds	$ 249.5	$ 32.3	$ 451.4	$ 92.8
Gain on sales of real estate	$ 50.6	$ 7.6	$ 92.3	$ 19.7