Impairment and Restructuring Charges - Schedule of Changes in Restructuring Program Liabilities (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 52	$ 39	$ 44	$ 58
Additions	21	24	88	63
Payments	(33)	(17)	(91)	(71)
Other			(1)	(4)
Restructuring Liabilities, Ending Balance	40	46	40	46
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	41	27	33	47
Additions	21	24	88	62
Payments	(33)	(17)	(91)	(71)
Other			(1)	(4)
Restructuring Liabilities, Ending Balance	29	34	29	34
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	5	6	5	5
Additions	0	0	0	1
Payments	0	0	0	0
Other			0	0
Restructuring Liabilities, Ending Balance	5	6	5	6
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	6	6	6	6
Additions	0	0	0	0
Payments	0	0	0	0
Other			0	0
Restructuring Liabilities, Ending Balance	$ 6	$ 6	$ 6	$ 6