Intangible Assets Acquired (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 8,083	$ 393
Weighted Average Life	9 years	4 years
Customer-related
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 3,607	$ 30
Weighted Average Life	7 years	3 years
Technology-based
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 2,265	$ 361
Weighted Average Life	2 years	4 years
Marketing-related
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 2,148	$ 2
Weighted Average Life	19 years	1 year
Contract-based
Acquired Finite-Lived Intangible Assets [Line Items]
Amount	$ 63	$ 0
Weighted Average Life	6 years