Operating Income (Loss) by Segment (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ 69,916	$ 52,959	$ 42,959
Productivity and Business Processes
Segment Reporting Information [Line Items]
Operating Income (Loss)	24,351	18,724	16,219
Intelligent Cloud
Segment Reporting Information [Line Items]
Operating Income (Loss)	26,126	18,324	13,920
More Personal Computing
Segment Reporting Information [Line Items]
Operating Income (Loss)	$ 19,439	$ 15,911	$ 12,820