Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Income Statement [Abstract]
Net sales	$ 5,174	$ 4,743	$ 10,258	$ 9,647
Cost of sales	3,243	3,022	6,420	6,120
Selling, general and administrative expenses	837	782	1,710	1,631
Interest expense	106	101	207	214
Other income, net	(76)	(328)	(183)	(359)
Income before income taxes	1,064	1,166	2,104	2,041
Income taxes	219	217	451	394
Net income	$ 845	$ 949	$ 1,653	$ 1,647
Earnings per share:
Basic (in USD per share)	$ 6.69	$ 7.37	$ 13.08	$ 12.80
Diluted (in USD per share)	$ 6.60	$ 7.25	$ 12.89	$ 12.60