Mortgages Payable - Schedule of Debt (Details) - Mortgages $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) property mortgage	Dec. 31, 2023 USD ($) property mortgage
Debt
Number of properties | property	17	131
Weighted Average Stated Interest Rate (as a percent)	4.00%	4.80%
Weighted Average Effective Interest Rate (as a percent)	4.50%	3.30%
Weighted Average Remaining Years Until Maturity	1 year 4 months 24 days	4 months 24 days
Remaining Principal Balance	$ 81.3	$ 822.4
Unamortized Discount and Deferred Financing Costs Balance, net	(0.5)	(0.8)
Mortgage Payable Balance	$ 80.8	$ 821.6
Number of mortgages | mortgage	11	16
Number of Sterling-denominated mortgages paid quarterly | mortgage	1	1