Finite-Lived Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012		Jun. 30, 2011
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 6,188		$ 3,863
Accumulated Amortization	(3,432)		(3,119)
Net Carrying Amount	2,756		744	[1]
Technology-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	3,011	[2]	2,356	[2]
Accumulated Amortization	(2,058)	[2]	(1,831)	[2]
Net Carrying Amount	953	[2]	525	[2]
Marketing-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,331		113
Accumulated Amortization	(119)		(98)
Net Carrying Amount	1,212		15
Contract-based
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,421		1,068
Accumulated Amortization	(1,002)		(966)
Net Carrying Amount	419		102
Customer-related
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	425		326
Accumulated Amortization	(253)		(224)
Net Carrying Amount	$ 172		$ 102

[1] Derived from audited financial statements.

[2] Technology-based intangible assets included $137 million and $179 million as of March 31, 2012 and June 30, 2011, respectively, of net carrying amount of software to be sold, leased, or otherwise marketed.