Mortgages Payable - Summary of Maturities (Details) - Mortgages payable - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Maturity of mortgages payable
2024	$ 740.5
2025	44.0
2026	12.0
2027	22.3
2028	1.3
Thereafter	2.3
Totals	$ 822.4	$ 842.3

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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