Restructuring and Impairment - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 22	$ 17	$ 39	$ 21
Other Current Liabilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities, current	29		29
Other Non-Current Liabilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities, non-current	10		10
News and Information Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 20	$ 14	$ 32	$ 18