Revenue Classified by Major Geographic Areas (Detail) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue		$ 70,066	$ 61,858	$ 205,283	$ 180,395
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	[1]	36,084	31,437	105,534	92,544
Other Countries
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue		$ 33,982	$ 30,421	$ 99,749	$ 87,851

[1] Includes billings to OEMs and certain multinational organizations because of the nature of these businesses and the impracticability of determining the geographic source of the revenue.