Restructuring and Impairment - Schedule of Changes in Restructuring Program Liabilities (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 28	$ 59
Additions	4	27
Payments	(12)	(49)
Other	0	0
Restructuring Liabilities, Ending Balance	20	37
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	21	51
Additions	4	23
Payments	(11)	(46)
Other	0	1
Restructuring Liabilities, Ending Balance	14	29
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	7	6
Additions	0	3
Payments	(1)	(2)
Other	0	0
Restructuring Liabilities, Ending Balance	6	7
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	0	2
Additions	0	1
Payments	0	(1)
Other	0	(1)
Restructuring Liabilities, Ending Balance	$ 0	$ 1