Restructuring Charges - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 24	$ 10	$ 63	$ 31
Other Current Liabilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities, current	36		36
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	$ 24	$ 8	$ 56	$ 26