Provision for Income Taxes (Detail) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Current Taxes
U.S. federal	$ 3,285	$ 3,537	$ 4,718
U.S. state and local	1,229	763	662
Foreign	5,467	4,444	5,531
Current taxes	9,981	8,744	10,911
Deferred Taxes
U.S. federal	25	58	(5,647)
U.S. state and local	(204)	(6)	(1,010)
Foreign	29	(41)	194
Deferred taxes	(150)	11	(6,463)
Provision for income taxes	$ 9,831	$ 8,755	$ 4,448

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