Equity Method Investments (Income Statement) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Equity Method Investments [Line Items]
Total revenues	$ 16,262.7	$ 17,886.3	$ 11,946.0
Gross loss	6,497.0	5,575.5	3,796.7
Operating and non-operating expense	2,813.2	(664.4)	(721.2)
Net loss	$ 2,078.6	(1,269.1)	(669.9)
Consolidated Entity
Schedule of Equity Method Investments [Line Items]
Total revenues		326.7	374.5
Gross loss		(4.6)	(4.6)
Operating and non-operating expense		16.8	19.0
Net loss		$ (21.4)	$ (23.6)