Restructuring and Impairment - Schedule of Changes in Restructuring Program Liabilities (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 32	$ 44	$ 59	$ 59
Additions	10	54	61	231
Payments	(12)	(55)	(90)	(243)
Other	(3)	(5)	(3)	(9)
Restructuring Liabilities, Ending Balance	27	38	27	38
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	23	34	51	51
Additions	7	34	52	153
Payments	(11)	(37)	(85)	(173)
Other	0	0	1	0
Restructuring Liabilities, Ending Balance	19	31	19	31
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	8	7	6	8
Additions	2	1	7	1
Payments	(1)	(1)	(4)	(2)
Other	(2)	0	(2)	0
Restructuring Liabilities, Ending Balance	7	7	7	7
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	1	3	2	0
Additions	1	19	2	77
Payments	0	(17)	(1)	(68)
Other	(1)	(5)	(2)	(9)
Restructuring Liabilities, Ending Balance	$ 1	$ 0	$ 1	$ 0