Related Party Transactions and 21st Century Fox Investment - Additional Information (Detail) (USD $)	12 Months Ended					3 Months Ended	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 28, 2013	Jun. 30, 2011	Sep. 30, 2013 21st Century Fox [Member]	Jun. 30, 2013 21st Century Fox [Member]	Jun. 30, 2012 21st Century Fox [Member]
Related Party Transaction [Line Items]
Estimated cash and cash equivalents at distribution date				$ 2,600,000,000
Cash and cash equivalents	3,145,000,000	2,381,000,000	1,133,000,000		2,022,000,000
Cash distribution from related party	217,000,000	2,749,000,000	(993,000,000)			200,000,000
Corporate allocations							240,000,000	212,000,000
General corporate expenses							112,000,000	102,000,000
Historical direct allocations							$ 128,000,000	$ 110,000,000