Restructuring Programs - Schedule of Changes in Restructuring Program Liabilities (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 44	$ 58	$ 28
Additions	142	89	84
Payments	(137)	(96)	(52)
Other	0	(7)	(2)
Restructuring Liabilities, Ending Balance	49	44	58
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	33	47	21
Additions	137	86	74
Payments	(135)	(95)	(46)
Other	(2)	(5)	(2)
Restructuring Liabilities, Ending Balance	33	33	47
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	5	5	7
Additions	0	1	1
Payments	(1)	(1)	(3)
Other	2	0	0
Restructuring Liabilities, Ending Balance	6	5	5
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	6	6	0
Additions	5	2	9
Payments	(1)	0	(3)
Other	0	(2)	0
Restructuring Liabilities, Ending Balance	$ 10	$ 6	$ 6