Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Total	Common Stock	Preferred Stock	Additional Paid-In Capital	Reserve for ESOP Debt Retirement	Accumulated Other Comprehensive Income/(Loss)	Treasury Stock	Retained Earnings	Noncontrolling Interest
Beginning balance (in shares) at Jun. 30, 2022		2,393,877
Beginning balance at Jun. 30, 2022	$ 46,854	$ 4,009	$ 843	$ 65,795	$ (916)	$ (12,189)	$ (123,382)	$ 112,429	$ 265
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	14,738							14,653	85
Other comprehensive income/(loss)	(38)					(31)			(7)
Dividends and dividend equivalents:
Common	(8,742)							(8,742)
Preferred	(282)							(282)
Treasury stock purchases (in shares)		(52,021)
Treasury stock purchases	(7,353)						(7,353)
Employee stock plans (in shares)		17,424
Employee stock plans	1,736			758			978
Preferred stock conversions (in shares)		2,840
Preferred stock conversions	0		(24)	3			21
ESOP debt impacts	207				95			112
Noncontrolling interest, net	(55)								(55)
Ending balance (in shares) at Jun. 30, 2023		2,362,120
Ending balance at Jun. 30, 2023	47,065	$ 4,009	819	66,556	(821)	(12,220)	(129,736)	118,170	288
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	14,974							14,879	95
Other comprehensive income/(loss)	317					320			(3)
Dividends and dividend equivalents:
Common	(9,053)							(9,053)
Preferred	(284)							(284)
Treasury stock purchases (in shares)		(31,877)
Treasury stock purchases	(5,014)						(5,014)
Employee stock plans (in shares)		24,095
Employee stock plans	2,478			1,125			1,353
Preferred stock conversions (in shares)		2,713
Preferred stock conversions	0		(21)	3			18
ESOP debt impacts	184				85			99
Noncontrolling interest, net	(108)								(108)
Ending balance (in shares) at Jun. 30, 2024		2,357,051
Ending balance at Jun. 30, 2024	50,559	$ 4,009	798	67,684	(737)	(11,900)	(133,379)	123,811	272
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	16,065							15,974	91
Other comprehensive income/(loss)	(248)					(243)			(4)
Dividends and dividend equivalents:
Common	(9,606)							(9,606)
Preferred	(291)							(291)
Treasury stock purchases (in shares)		(38,552)
Treasury stock purchases	(6,517)						(6,517)
Employee stock plans (in shares)		20,940
Employee stock plans	2,259			1,084			1,175
Preferred stock conversions (in shares)		2,555
Preferred stock conversions	0		(20)	3			18
ESOP debt impacts	150				64			86
Noncontrolling interest, net	(87)								(87)
Ending balance (in shares) at Jun. 30, 2025		2,341,994
Ending balance at Jun. 30, 2025	$ 52,284	$ 4,009	$ 777	$ 68,770	$ (672)	$ (12,143)	$ (138,702)	$ 129,973	$ 272