Retirement Benefit Plans - Fair Value Measurement (Details) - Pension benefits - USD ($) $ in Millions	Apr. 24, 2026	Apr. 25, 2025	Apr. 26, 2024
United States
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	$ 3,937	$ 3,610	$ 3,551
United States \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	189	162
United States \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	3,748	3,448
United States \| Short-term investments
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	117	70
United States \| Short-term investments \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	117	70
United States \| Short-term investments \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Short-term investments \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Short-term investments \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Mutual funds
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	72	92
United States \| Mutual funds \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	72	92
United States \| Mutual funds \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Mutual funds \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Mutual funds \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Equity commingled trusts
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,237	1,011
United States \| Equity commingled trusts \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Equity commingled trusts \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Equity commingled trusts \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Equity commingled trusts \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,237	1,011
United States \| Fixed income commingled trusts
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,250	1,296
United States \| Fixed income commingled trusts \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Fixed income commingled trusts \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Fixed income commingled trusts \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Fixed income commingled trusts \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,250	1,296
United States \| Partnership units
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,261	1,142
United States \| Partnership units \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Partnership units \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Partnership units \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
United States \| Partnership units \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,261	1,142
Non-U.S. Pension Benefits
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,821	1,823	$ 1,659
Non-U.S. Pension Benefits \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	52	48
Non-U.S. Pension Benefits \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,769	1,775
Non-U.S. Pension Benefits \| Registered investment companies
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,769	1,775
Non-U.S. Pension Benefits \| Registered investment companies \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Registered investment companies \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Registered investment companies \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Registered investment companies \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,769	1,775
Non-U.S. Pension Benefits \| Insurance contracts
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	52	48
Non-U.S. Pension Benefits \| Insurance contracts \| Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Insurance contracts \| Level 2
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	0
Non-U.S. Pension Benefits \| Insurance contracts \| Level 3
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	52	48
Non-U.S. Pension Benefits \| Insurance contracts \| Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	$ 0	$ 0