Intangible Assets and Liabilities - Components of intangible assets and liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Schedule of finite lived intangible assets and liabilities
Intangible assets and liabilities, gross	$ 653.7	$ 1,082.3
Intangible assets and liabilities, accumulated amortization	$ 349.4	301.5
Assets and liabilities, weighted avg. life (years)	5 years 9 months 18 days
Below-market lease intangibles (lessor) | Other liabilities
Schedule of finite lived intangible assets and liabilities
Liabilities gross balance	$ (98.3)	(112.5)
Liabilities accumulated amortization	$ (53.1)	(35.7)
Liabilities, weighted avg. life (years)	5 years 3 months 18 days
Goodwill | Other Assets
Schedule of finite lived intangible assets and liabilities
Assets gross balance	$ 0.0	250.5
Assets accumulated amortization	0.0	0.0
Credit facility debt issuance costs | Other Assets
Schedule of finite lived intangible assets and liabilities
Assets gross balance	6.9	6.9
Assets accumulated amortization	$ 5.2	3.1
Assets, weighted avg. life (years)	10 months 24 days
Above-market lease intangibles (lessor) | Other Assets
Schedule of finite lived intangible assets and liabilities
Assets gross balance	$ 74.8	98.0
Assets accumulated amortization	$ 42.3	31.3
Assets, weighted avg. life (years)	4 years
Customer relationship intangibles (lessor) | Other Assets
Schedule of finite lived intangible assets and liabilities
Assets gross balance	$ 2.1	2.1
Assets accumulated amortization	$ 1.1	1.1
Assets, weighted avg. life (years)	18 years 7 months 6 days
At-market lease intangibles | At-market lease intangibles
Schedule of finite lived intangible assets and liabilities
Assets gross balance	$ 668.2	837.3
Assets accumulated amortization	$ 353.9	$ 301.7
Assets, weighted avg. life (years)	5 years 10 months 24 days