Finite-Lived Intangible Assets (Detail) - USD ($) $ in Millions	Jun. 30, 2018	Jun. 30, 2017
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 15,936	$ 16,667
Accumulated Amortization	(7,883)	(6,561)
Net Carrying Amount	8,053	10,106
Technology-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	7,220	7,765
Accumulated Amortization	(5,018)	(4,318)
Net Carrying Amount	2,202	3,447
Customer-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,031	4,045
Accumulated Amortization	(1,205)	(692)
Net Carrying Amount	2,826	3,353
Marketing-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	4,006	4,016
Accumulated Amortization	(1,071)	(829)
Net Carrying Amount	2,935	3,187
Contract-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	679	841
Accumulated Amortization	(589)	(722)
Net Carrying Amount	$ 90	$ 119