Income Taxes (Deferred Tax Assets and Deferred Tax Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net operating loss and other carryforwards	$ 1,327.6	$ 1,482.5
Investments	251.8	165.1
Lease liabilities	184.0	58.2
Debt and interest	175.7	213.3
Property and equipment, net	125.7	135.8
Share-based compensation	84.7	93.6
Derivative instruments	4.3	145.2
Other future deductible amounts	64.6	81.2
Deferred tax assets	2,218.4	2,374.9
Valuation allowance	(1,586.5)	(1,744.6)
Deferred tax assets, net of valuation allowance	631.9	630.3
Deferred tax liabilities:
Intangible assets	(336.7)	(418.4)
ROU assets	(177.1)	(54.0)
Property and equipment, net	(157.6)	(188.9)
Derivative instruments	(155.3)	(0.8)
Debt and interest	(91.1)	(82.3)
Other future taxable amounts	(14.1)	(7.0)
Deferred tax liabilities	(931.9)	(751.4)
Net deferred tax liability	$ (300.0)	$ (121.1)