Finite-Lived Intangible Assets (Detail) - USD ($) $ in Millions		Sep. 30, 2015	Jun. 30, 2015
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		$ 10,155	$ 10,137
Accumulated Amortization		(5,410)	(5,302)
Net Carrying Amount		4,745	4,835
Technology-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	[1]	6,289	6,187
Accumulated Amortization	[1]	(3,517)	(3,410)
Net Carrying Amount	[1]	2,772	2,777
Marketing-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		1,955	1,974
Accumulated Amortization		(570)	(540)
Net Carrying Amount		1,385	1,434
Contract-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		1,331	1,344
Accumulated Amortization		(874)	(862)
Net Carrying Amount		457	482
Customer-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount		580	632
Accumulated Amortization		(449)	(490)
Net Carrying Amount		$ 131	$ 142

[1] Technology-based intangible assets included $166 million and $116 million as of September 30, 2015 and June 30, 2015, respectively, of net carrying amount of software to be sold, leased, or otherwise marketed.