Acquisitions, Dispositions, and Funded Research and Development Arrangements - Schedule of Fair Value Measurement, Contingent Consideration, Significant Unobservable Inputs (Details) $ in Millions	Apr. 24, 2026 USD ($)	Apr. 25, 2025 USD ($)	Apr. 26, 2024 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value of contingent consideration	$ 163	$ 81	$ 149
Level 3 \| Revenue and other performance-based payments
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value of contingent consideration	$ 141
Level 3 \| Revenue and other performance-based payments \| Discount Rate \| Minimum
Fair Value Inputs
Contingent consideration, significant unobservable inputs	0.150
Level 3 \| Revenue and other performance-based payments \| Discount Rate \| Maximum
Fair Value Inputs
Contingent consideration, significant unobservable inputs	0.282
Level 3 \| Revenue and other performance-based payments \| Discount Rate \| Weighted Average
Fair Value Inputs
Contingent consideration, significant unobservable inputs	0.166
Level 3 \| Product development and other milestone-based payments
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value of contingent consideration	$ 22
Level 3 \| Product development and other milestone-based payments \| Discount Rate
Fair Value Inputs
Contingent consideration, significant unobservable inputs	0.055
Level 3 \| Product development and other milestone-based payments \| Discount Rate \| Weighted Average
Fair Value Inputs
Contingent consideration, significant unobservable inputs	0.055