Impairment and Restructuring Charges - Schedule of Changes in Restructuring Program Liabilities (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	$ 40	$ 42
Additions	24	18
Payments	(29)	(24)
Other	(3)
Restructuring Liabilities, Ending Balance	32	36
One Time Employee Termination Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	28	29
Additions	24	18
Payments	(29)	(23)
Other	(1)	(1)
Restructuring Liabilities, Ending Balance	22	23
Facility Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	2	2
Other	(2)
Restructuring Liabilities, Ending Balance		2
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Liabilities, Beginning Balance	10	11
Payments		(1)
Other		1
Restructuring Liabilities, Ending Balance	$ 10	$ 11