Components of Other Income (Expense), Net (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Other Income and Expenses [Abstract]
Interest and dividends income	$ 619	$ 748	$ 2,519	$ 2,089
Interest expense	(800)	(496)	(2,234)	(1,486)
Net recognized gains (losses) on investments	(25)	105	(63)	103
Net losses on derivatives	(24)	(65)	(198)	(255)
Net gains (losses) on foreign currency remeasurements	(138)	122	(203)	26
Other, net	(486)	(93)	(792)	(162)
Total	$ (854)	$ 321	$ (971)	$ 315