Impairment and Restructuring Charges - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Jun. 30, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 12	$ 47	$ 27	$ 67
Non-cash impairment charge			0	310
Long lived assets	1,631		$ 1,631		$ 1,624
Australian Newspapers [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash impairment charge		310		310
Long lived assets		420		420
Long lived assets		375		375
Long lived assets		30		30
Discount rates			11.50%
Trade Names [Member] | Australian Newspapers [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash impairment charge		18		18
Presses and Print Related Equipment [Member] | Australian Newspapers [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash impairment charge		149		149
Capitalized Software [Member] | Australian Newspapers [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash impairment charge		66		66
Facilities [Member] | Australian Newspapers [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash impairment charge		77		77
Other Current Liabilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities, current	24		$ 24
Other Non-Current Liabilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities, non-current	12		12
News and Information Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 11	$ 47	$ 25	$ 66