Additional Financial Information - Components of Other Current Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014
Liabilities, Current [Abstract]
Current tax payable	$ 40	$ 25
Current deferred income tax	38	36
Royalties and commissions payable	211	168
Other	196	202
Total Other current liabilities	$ 485	$ 431