Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Statement of Financial Position [Abstract]
Preferred shares, authorized	500,000	500,000
Preferred shares, issued	0	0
Common shares, authorized	755,000,000	755,000,000
Common shares, issued	271,000,000	327,000,000
Common shares in treasury	32,000,000	83,000,000
Cash and equivalents	$ 3,874	$ 5,133
Trade receivables, net	13,242	12,084
Inventories, net	16,831	14,957
Prepaid expenses and other	2,414	2,663
Assets held for sale	12	47
Property and equipment, net	2,858	2,529
Goodwill and other intangibles, net	12,177	6,450
Other assets	1,714	1,258
Accounts payable	34,713	31,759
Current portion of long-term obligations and other short-term borrowings	550	434
Other accrued liabilities	3,634	3,447
Long-term obligations, less current portion	7,977	4,658
Deferred income taxes and other liabilities	8,882	8,035
Authorized—500 thousand shares, Issued—none	0	0
Authorized—755 million shares, Issued— 271 million shares 327 million shares at June 30, 2025 and 2024, respectively	2,956	2,917
Retained earnings/(accumulated deficit)	783	(286)
Accumulated other comprehensive loss	(155)	(167)
Assets, Current	36,373	34,884
Total assets	53,122	45,121
Liabilities, Current	38,897	35,640
Noncontrolling interests	147	1
Treasury Stock, Value	(6,365)	(5,677)
Equity, Attributable to Parent	(2,781)	(3,213)
Equity, Including Portion Attributable to Noncontrolling Interest	(2,634)	(3,212)
Liabilities and Equity	$ 53,122	$ 45,121