Restructuring Programs - Schedule of Changes in Restructuring Program Liabilities (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 28	$ 59	$ 59
Additions	84	79	293
Payments	(52)	(107)	(281)
Other	(2)	(3)	(12)
Restructuring Liabilities, Ending Balance	58	28	59
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	21	51	51
Additions	74	69	208
Payments	(46)	(101)	(207)
Other	(2)	2	(1)
Restructuring Liabilities, Ending Balance	47	21	51
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	7	6	8
Additions	1	8	4
Payments	(3)	(5)	(5)
Other	0	(2)	(1)
Restructuring Liabilities, Ending Balance	5	7	6
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	0	2	0
Additions	9	2	81
Payments	(3)	(1)	(69)
Other	0	(3)	(10)
Restructuring Liabilities, Ending Balance	$ 6	$ 0	$ 2