Restructuring and Related Charges (Schedule of Restructuring Charges Incurred Cumulative to Date) (Details) $ in Millions	Jun. 28, 2024 USD ($)
Restructuring Fiscal 2018 Plan
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	$ 119.3
Restructuring Fiscal 2018 Plan | Specialty Brands
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	3.1
Restructuring Fiscal 2018 Plan | Specialty Generics
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	19.3
Restructuring Fiscal 2018 Plan | Corporate
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	96.9
Restructuring Fiscal 2021 Plan
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	10.4
Restructuring Fiscal 2021 Plan | Specialty Brands
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	10.4
Restructuring Fiscal 2021 Plan | Specialty Generics
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	0.0
Restructuring Fiscal 2021 Plan | Corporate
Restructuring Cost and Reserve
Restructuring costs incurred cumulative to date	$ 0.0