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, 2023		2,362,120
Beginning 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	4,556							4,521	35
Other comprehensive income/(loss)	(366)					(363)			(2)
Dividends and dividend equivalents:
Common	(2,225)							(2,225)
Preferred	(70)							(70)
Treasury stock purchases (in shares)		(9,843)
Treasury stock purchases	(1,508)						(1,508)
Employee stock plans (in shares)		3,721
Employee stock plans	474			265			209
Preferred stock conversions (in shares)		888
Preferred stock conversions	0		(7)	1			6
ESOP debt impacts	87				39			48
Ending balance (in shares) at Sep. 30, 2023		2,356,886
Ending balance at Sep. 30, 2023	48,014	$ 4,009	812	66,822	(782)	(12,583)	(131,029)	120,443	321
Beginning balance (in shares) at Jun. 30, 2024		2,357,051
Beginning 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	3,987							3,959	28
Other comprehensive income/(loss)	1,007					1,006			1
Dividends and dividend equivalents:
Common	(2,378)							(2,378)
Preferred	(72)							(72)
Treasury stock purchases (in shares)		(11,552)
Treasury stock purchases	(1,942)						(1,942)
Employee stock plans (in shares)		8,769
Employee stock plans	910			417			492
Preferred stock conversions (in shares)		774
Preferred stock conversions	0		(7)	1			6
ESOP debt impacts	71				30			41
Ending balance (in shares) at Sep. 30, 2024		2,355,042
Ending balance at Sep. 30, 2024	$ 52,141	$ 4,009	$ 791	$ 68,102	$ (707)	$ (10,893)	$ (134,823)	$ 125,361	$ 300