Related Party Transactions and 21st Century Fox Investment - Additional Information (Detail) (USD $)	9 Months Ended					3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Jun. 30, 2013	Jun. 28, 2013	Jun. 30, 2012	Sep. 30, 2013 21st Century Fox [Member]	Mar. 31, 2013 21st Century Fox [Member]	Mar. 31, 2013 21st Century Fox [Member]	Mar. 31, 2014 21st Century Fox [Member]	Jun. 30, 2013 21st Century Fox [Member]	Mar. 31, 2014 21st Century Fox [Member] U.K. Newspaper Matters Indemnification [Member]	Jun. 30, 2013 21st Century Fox [Member] U.K. Newspaper Matters Indemnification [Member]
Related Party Transaction [Line Items]
Estimated cash and cash equivalents at distribution date				$ 2,600,000,000
Cash and cash equivalents	3,207,000,000	1,539,000,000	2,381,000,000		1,133,000,000
Cash distribution from related party	217,000,000	1,927,000,000				200,000,000
Corporate allocations							56,000,000	167,000,000
General corporate expenses							22,000,000	69,000,000
Historical direct allocations							34,000,000	98,000,000
Accounts due from related party									91,000,000	247,000,000	91,000,000	40,000,000
Cash receivable from related party										$ 207,000,000