Other Comprehensive Income and Related Income Tax Effects (Detail) (USD $) In Millions	12 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Net Unrealized Gains on Derivatives
Unrealized gains (losses), net of tax effects of $(340), $188, and $472	$ (632)	$ 349	$ 876
Reclassification adjustment for gains included in net income, net of tax effects of $2, $(173), and $(309)	5	(322)	(574)
Net unrealized gains on derivatives	(627)	27	302
Net Unrealized Gains (Losses) on Investments
Unrealized gains (losses), net of tax effects of $726, $263, and $(142)	1,349	488	(263)
Reclassification adjustment for losses (gains) included in net income, net of tax effects of $(159), $(120), and $16	(295)	(223)	30
Net unrealized gains (losses) on investments	1,054	265	(233)
Translation adjustments and other, net of tax effects of $205, $(103) and $(133)	381	(206)	(240)
Other comprehensive income (loss)	$ 808	$ 86	$ (171)

Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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