Mortgage Debt - Schedule of Maturities (Details) - Mortgage debt - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
2023 (remainder)	$ 143.7
2024	186.8
2025	303.5
2026	529.8
2027	382.6
Thereafter	1,356.2
Long-term debt, gross	2,902.6
Unamortized discount (premium)	(0.8)	$ (0.6)
Unamortized loan fees	(14.8)	(16.5)
Total debt	$ 2,887.0	$ 3,018.0

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