Components of Other Income (Expense), Net (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Components of Other Income (Expense) [Line Items]
Dividends and interest income	$ 199	$ 225
Interest expense	(249)	(161)
Net recognized gains on investments	2	79
Net losses on derivatives	(103)	(134)
Net gains (losses) on foreign currency remeasurements	(36)	78
Other	(93)	(35)
Total	$ (280)	$ 52