Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013		Sep. 30, 2013
Commitment And Contingencies [Line Items]
Net liability for pension and other postretirement benefit plans recognized	$ 281
Net impact on Selling, general and administrative expenses	2,756	$ 2,665	$ 2,783
21st Century Fox [Member]
Commitment And Contingencies [Line Items]
Gross legal and professional fees related to the U.K. Newspaper Matters			40
Due from related party	63	66	247	[1]
Tax Indemnification [Member]
Commitment And Contingencies [Line Items]
Indemnification asset			40
U.K. Newspaper Matters [Member]
Commitment And Contingencies [Line Items]
Gross legal and professional fees related to the U.K. Newspaper Matters	101	169	183
Net impact on Selling, general and administrative expenses	50	72	$ 183
Litigation liability accrued	125
U.K. Newspaper Matters Indemnification [Member]
Commitment And Contingencies [Line Items]
Indemnification from 21st Century Fox	51	$ 97
U.K. Newspaper Matters Indemnification [Member] | 21st Century Fox [Member]
Commitment And Contingencies [Line Items]
Due from related party	$ 63				$ 40

[1] The amounts due from 21st Century Fox consisted of a receivable of $207 million related to the final cash distribution which was received from 21st Century Fox during the first quarter of fiscal 2014 and $40 million related to the indemnification of certain costs related to the U.K. Newspaper Matters as discussed below.