Acquisitions (Detail) - Series of Individually Immaterial Business Acquisitions [Member] $ in Millions	12 Months Ended
	Jun. 30, 2016 USD ($) acquisition	Jun. 30, 2015 USD ($) acquisition	Jun. 30, 2014 USD ($) acquisition
Significant Acquisitions
Number of Businesses Acquired | acquisition	2	4	3
Cash paid to acquire businesses	$ 71	$ 27	$ 19
Aggregate annual sales for businesses acquired, for their most recent fiscal year prior to acquisition	48	$ 27	$ 14
Assumed debt	$ 2