Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				3 Months Ended				3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 21st Century Fox [Member]	Jun. 30, 2014 21st Century Fox [Member]	Sep. 30, 2014 U.K. Newspaper Matters Indemnification [Member]	Sep. 30, 2013 U.K. Newspaper Matters Indemnification [Member]	Sep. 30, 2014 U.K. Newspaper Matters Indemnification [Member] 21st Century Fox [Member]	Jun. 30, 2014 U.K. Newspaper Matters Indemnification [Member] 21st Century Fox [Member]	Sep. 30, 2014 U.K. Newspaper Matters [Member]	Sep. 30, 2013 U.K. Newspaper Matters [Member]
Loss Contingencies [Line Items]
Gross legal and professional fees related to the U.K. Newspaper Matters									$ 28	$ 40
Indemnification from 21st Century Fox					14	23
Net impact on Selling, general and administrative expenses	666	636							14	17
Litigation liability accrued									115
Due from related party			$ 60	$ 66			$ 60	$ 66