Segment Revenue (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Revenue	$ 168,088	$ 143,015	$ 125,843
Productivity and Business Processes
Segment Reporting Information [Line Items]
Revenue	53,915	46,398	41,160
Intelligent Cloud
Segment Reporting Information [Line Items]
Revenue	60,080	48,366	38,985
More Personal Computing
Segment Reporting Information [Line Items]
Revenue	$ 54,093	$ 48,251	$ 45,698