Goodwill and Other Intangible Assets - Schedule of Carrying Values of Intangible Assets and Related Accumulated Amortization (Parenthetical) (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Publishing Rights [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite lived intangible assets, accumulated amortization	$ 235	$ 213
Publishing Rights [Member] | Minimum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	4 years
Publishing Rights [Member] | Maximum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	30 years
Customer Relationships [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite lived intangible assets, accumulated amortization	$ 528	447
Customer Relationships [Member] | Minimum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	3 years
Customer Relationships [Member] | Maximum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	25 years
Other [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite lived intangible assets, accumulated amortization	$ 98	$ 87
Other [Member] | Minimum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	2 years
Other [Member] | Maximum [Member]
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Finite Lived Intangible Asset Useful Life	15 years