Consolidated Statements of Equity - USD ($) $ in Millions	Total	Cumulative effect of change in accounting principle	[1]	Total Shareholders’ Equity	Total Shareholders’ Equity Cumulative effect of change in accounting principle	[1]	Ordinary Shares	Additional Paid-in Capital	Retained Earnings	Retained Earnings Cumulative effect of change in accounting principle	[1]	Accumulated Other Comprehensive Loss	Noncontrolling Interests
Beginning balance (in shares) at Apr. 26, 2019							1,341,000,000
Beginning balance at Apr. 26, 2019	$ 50,212	$ (33)		$ 50,091			$ 0	$ 26,532	$ 26,270	$ (33)		$ (2,711)	$ 121
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	4,806			4,789					4,789				17
Other comprehensive income (loss)	(851)			(849)								(849)	(2)
Dividends to shareholders	(2,894)			(2,894)					(2,894)
Issuance of shares under stock purchase and award plans (in shares)							12,000,000
Issuance of shares under stock purchase and award plans	564			564				564
Repurchase of ordinary shares (in shares)							(12,000,000)
Repurchase of ordinary shares	(1,228)			(1,228)				(1,228)
Stock-based compensation	297			297				297
Changes to noncontrolling ownership interests	$ (1)												(1)
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2016-13 [Member]
Ending balance (in shares) at Apr. 24, 2020							1,341,000,000
Ending balance at Apr. 24, 2020	$ 50,872	$ (24)		50,737	$ (24)		$ 0	26,165	28,132	$ (24)		(3,560)	135
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	3,630			3,606					3,606				24
Other comprehensive income (loss)	83			75								75	8
Dividends to shareholders	(3,120)			(3,120)					(3,120)
Issuance of shares under stock purchase and award plans (in shares)							8,000,000
Issuance of shares under stock purchase and award plans	382			382				382
Repurchase of ordinary shares (in shares)							(4,000,000)
Repurchase of ordinary shares	(559)			(559)				(559)
Stock-based compensation	344			344				344
Changes to noncontrolling ownership interests	$ (6)			(13)				(13)					7
Ending balance (in shares) at Apr. 30, 2021	1,345,400,671						1,345,000,000
Ending balance at Apr. 30, 2021	$ 51,602			51,428			$ 0	26,319	28,594			(3,485)	174
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	5,062			5,039					5,039				22
Other comprehensive income (loss)	1,213			1,219								1,219	(6)
Dividends to shareholders	(3,383)			(3,383)					(3,383)
Issuance of shares under stock purchase and award plans (in shares)							7,000,000
Issuance of shares under stock purchase and award plans	329			329				329
Repurchase of ordinary shares (in shares)							(21,000,000)
Repurchase of ordinary shares	(2,442)			(2,442)				(2,442)
Stock-based compensation	359			359				359
Changes to noncontrolling ownership interests	$ (18)			1				1					(19)
Ending balance (in shares) at Apr. 29, 2022	1,330,743,395						1,331,000,000
Ending balance at Apr. 29, 2022	$ 52,722			$ 52,551			$ 0	$ 24,566	$ 30,250			$ (2,265)	$ 171

[1] See Note 1 to the consolidated financial statements for discussion regarding the adoption of accounting standards during fiscal year 2021 and fiscal year 2020.