Operating Income (Loss) by Segment (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Segment Reporting Information [Line Items]
Operating income (loss)	$ 5,793	$ 5,844
Reportable Segments | Productivity and Business Processes
Segment Reporting Information [Line Items]
Operating income (loss)	3,105	3,338
Reportable Segments | Intelligent Cloud
Segment Reporting Information [Line Items]
Operating income (loss)	2,400	2,106
Reportable Segments | More Personal Computing
Segment Reporting Information [Line Items]
Operating income (loss)	1,562	1,619
Corporate and Other
Segment Reporting Information [Line Items]
Operating income (loss)	$ (1,274)	$ (1,219)