Income Taxes (Schedule of Deferred Taxes Activity) (Details) - USD ($) $ in Millions	Dec. 30, 2022	Dec. 31, 2021
Deferred tax assets:
Tax loss and credit carryforward	$ 3,646.0	$ 4,147.5
Deferred Tax Assets, Capital Loss Carryforwards	1,412.6	1,605.0
Deferred Tax Assets, Opioid-related litigation settlement	111.7	294.7
Deferred Tax Assets, Goodwill and Intangible Assets	278.4	0.0
Deferred Tax Asset, Interest Carryforward	84.0	159.5
Other	159.8	292.2
Total deferred tax assets, gross	5,692.5	6,498.9
Deferred tax liabilities:
Intangible assets	0.0	(108.5)
Investment in partnership	(67.4)	(67.1)
Deferred Tax Liabilities, Other	(157.0)	0.0
Total deferred tax liabilities, gross	(224.4)	(175.6)
Net deferred tax asset before valuation allowances	5,468.1	6,323.3
Valuation allowances	(4,992.9)	(6,344.2)
Deferred income tax asset (liability), net	$ 475.2	$ (20.9)