Derivatives and Currency Exchange Risk Management - Schedule of Gains and Losses on Hedging Instruments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 23, 2026	Jan. 24, 2025	Jan. 23, 2026	Jan. 24, 2025
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss	$ 176	$ (1,209)	$ 331	$ (996)
(Gain) Loss Reclassified into Income
(Gain) Loss Reclassified into Income	15	(28)	1	(102)
Currency exchange rate contracts | Net investment hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, net investment hedges	(33)	(124)	(148)	(112)
(Gain) Loss Reclassified into Income
Reclassified into Income, net investment hedges	0	0	0	0
Currency exchange rate contracts | Other operating expense (income), net | Cash flow hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, cash flow hedges	8	(346)	(57)	(303)
(Gain) Loss Reclassified into Income
Recognized in income, cash flow hedges	26	(49)	71	(88)
Currency exchange rate contracts | Other operating expense (income), net | Fair value hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Reclassified in AOCI, fair value hedges	0	0	1	(1)
(Gain) Loss Reclassified into Income
Reclassified into income, fair value hedges	0	38	(20)	42
Currency exchange rate contracts | Cost of products sold | Cash flow hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, cash flow hedges	9	(55)	19	(55)
(Gain) Loss Reclassified into Income
Recognized in income, cash flow hedges	(11)	(17)	(50)	(56)
Foreign currency-denominated debt | Net investment hedge
(Gain) Loss Recognized in Accumulated Other Comprehensive Loss
Recognized in AOCI, net investment hedges	192	(684)	517	(525)
(Gain) Loss Reclassified into Income
Reclassified into Income, net investment hedges	$ 0	$ 0	$ 0	$ 0