Derivatives and Currency Exchange Risk Management - Schedule of Gains and Losses on Hedging Instruments (Details) - USD ($) $ in Millions	3 Months Ended
Jul. 31, 2026	Jul. 25, 2025
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss	$ (930)	$ 717
(Gain) Loss Reclassified into Income
(Gain) Loss Reclassified into Income	2	(18)
Currency exchange rate contracts \| Net investment hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, net investment hedges	(102)	(1)
(Gain) Loss Reclassified into Income
Reclassified into Income, net investment hedges	0	0
Currency exchange rate contracts \| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold \| Cash flow hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, cash flow hedges	4	38
(Gain) Loss Reclassified into Income
Recognized in income, cash flow hedges	(4)	(19)
Currency exchange rate contracts \| Income Statement Location [Axis]: us-gaap:OtherOperatingIncomeExpenseNet \| Cash flow hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, cash flow hedges	(198)	97
(Gain) Loss Reclassified into Income
Recognized in income, cash flow hedges	6	20
Currency exchange rate contracts \| Income Statement Location [Axis]: us-gaap:OtherOperatingIncomeExpenseNet \| Fair value hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Reclassified in AOCI, fair value hedges	0	1
(Gain) Loss Reclassified into Income
Reclassified into income, fair value hedges	0	(20)
Foreign currency-denominated debt \| Net investment hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, net investment hedges	(635)	582
(Gain) Loss Reclassified into Income
Reclassified into Income, net investment hedges	$ 0	$ 0

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Amount before tax and reclassification adjustments of other comprehensive income (loss).

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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