Business Combination and Divestitures - Schedule of Acquired Intangible Assets (Details) $ in Millions	3 Months Ended
	Sep. 26, 2025 USD ($)
Business Acquisition [Line Items]
Net Book Value	$ 2,198.0
Weighted Average Useful Lives (in years)	11 years 8 months 12 days
In-process research and development - Generics	$ 17.0
Total intangible assets	2,215.0
Developed technology - Branded
Business Acquisition [Line Items]
Net Book Value	$ 2,113.0
Weighted Average Useful Lives (in years)	12 years
Developed technology - Generics
Business Acquisition [Line Items]
Net Book Value	$ 51.0
Weighted Average Useful Lives (in years)	3 years 2 months 12 days
Licenses agreements - Generics
Business Acquisition [Line Items]
Net Book Value	$ 34.0
Weighted Average Useful Lives (in years)	3 years