Additional Financial Information - Components of Other Current Assets (Detail) - USD ($) $ in Millions		Jun. 30, 2017	Jun. 30, 2016
Assets, Current [Abstract]
Inventory	[1]	$ 208	$ 218
Amounts due from 21st Century Fox		82	55
Prepayments and other current assets		233	240
Total Other current assets		$ 523	$ 513

[1] Inventory as of June 30, 2017 and 2016 was primarily comprised of books, newsprint, printing ink, and programming rights.