Property, Plant and Equipment - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Property, Plant and Equipment [Abstract]
Depreciation and amortization related to property, plant and equipment	$ 428	$ 483	$ 454
Amortization of capitalized software	186	155	122
Operating lease expense	$ 200	$ 192	$ 146