v3.26.1
Financial Instruments - Schedule of Investments in Available-for-Sale Debt Securities by Significant Investment Category and Related Consolidated Balance Sheet Classification (Details) - USD ($)
$ in Millions
Apr. 24, 2026
Apr. 25, 2025
Schedule of Investments [Line Items]    
Cost $ 7,305 $ 6,826
Unrealized Gains 37 26
Unrealized Losses (56) (100)
Fair Value 7,287 6,752
Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 34 33
Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 7,253 6,719
Level 2    
Schedule of Investments [Line Items]    
Cost 6,849 6,373
Unrealized Gains 37 26
Unrealized Losses (49) (91)
Fair Value 6,837 6,308
Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 6,837 6,308
U.S. government and agency securities | Level 1    
Schedule of Investments [Line Items]    
Cost 420 417
Unrealized Gains 0 0
Unrealized Losses (4) (7)
Fair Value 416 410
U.S. government and agency securities | Level 1 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
U.S. government and agency securities | Level 1 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 416 410
U.S. government and agency securities | Level 2    
Schedule of Investments [Line Items]    
Cost 812 835
Unrealized Gains 0 0
Unrealized Losses (9) (20)
Fair Value 803 814
U.S. government and agency securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
U.S. government and agency securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 803 814
Corporate debt securities | Level 2    
Schedule of Investments [Line Items]    
Cost 4,041 3,540
Unrealized Gains 25 17
Unrealized Losses (15) (36)
Fair Value 4,050 3,521
Corporate debt securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
Corporate debt securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 4,050 3,521
Mortgage-backed securities | Level 2    
Schedule of Investments [Line Items]    
Cost 852 948
Unrealized Gains 8 4
Unrealized Losses (18) (29)
Fair Value 842 923
Mortgage-backed securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
Mortgage-backed securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 842 923
Non-U.S. government and agency securities | Level 2    
Schedule of Investments [Line Items]    
Cost 23 6
Unrealized Gains 0 0
Unrealized Losses 0 0
Fair Value 23 6
Non-U.S. government and agency securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
Non-U.S. government and agency securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 23 6
Other asset-backed securities | Level 2    
Schedule of Investments [Line Items]    
Cost 1,121 1,044
Unrealized Gains 4 5
Unrealized Losses (7) (6)
Fair Value 1,118 1,044
Other asset-backed securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 0 0
Other asset-backed securities | Level 2 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value 1,118 1,044
Auction rate securities | Level 3    
Schedule of Investments [Line Items]    
Cost 36 36
Unrealized Gains 0 0
Unrealized Losses (2) (3)
Fair Value 34 33
Auction rate securities | Level 3 | Balance Sheet Location [Axis]: us-gaap:OtherAssetsNoncurrent    
Schedule of Investments [Line Items]    
Fair Value 34 33
Auction rate securities | Level 3 | Balance Sheet Location [Axis]: us-gaap:ShortTermInvestments    
Schedule of Investments [Line Items]    
Fair Value $ 0 $ 0