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Retirement Benefit Plans - Fair Value Measurement (Details) - Pension benefits - USD ($) $ in Millions	12 Months Ended
	Apr. 28, 2023	Apr. 26, 2024	Apr. 29, 2022
UNITED STATES
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	$ 3,398	$ 3,551	$ 3,559
UNITED STATES | Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	227	186
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	992	0
UNITED STATES | Level 3 | Partnership units
Reconciliation of Retirement Benefit Plan Assets Measured at Fair Value Using Significant Unobservable Inputs
Beginning balance	1,011
Total realized gains, net	67
Total unrealized gains, net	151
Purchases and sales, net	(238)
Ending balance	992
UNITED STATES | Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	2,179	3,366
UNITED STATES | Short-term investments
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	114	80
UNITED STATES | Short-term investments | Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	114	80
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	114	106
UNITED STATES | Mutual funds | Level 1
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	114	106
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	1,211	942
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	1,211	942
UNITED STATES | Fixed income commingled trusts
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	968	1,273
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	968	1,273
UNITED STATES | Partnership units
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	992	1,151
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	992	0
UNITED STATES | Partnership units | Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	0	1,151
Non-U.S. Pension Benefits
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,614	1,659	$ 1,732
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	44	42
Non-U.S. Pension Benefits | Investments measured at net asset value
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,571	1,617
Non-U.S. Pension Benefits | Registered investment companies
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	1,571	1,617
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	1,571	1,617
Non-U.S. Pension Benefits | Insurance contracts
Defined Benefit Plan Disclosure [Line items]
Fair value of plan assets	44	42
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	44	42
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

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Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

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Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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