Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions		12 Months Ended
		Jun. 30, 2017		Jun. 30, 2016	Jun. 30, 2015
Intangible Assets And Goodwill [Line Items]
Impairment charges		$ 785		$ 0	$ 0
Amortization expense of amortizable intangible assets		91		91	$ 90
Finite lived intangible assets, Estimated amortization expense in 2018		88
Finite lived intangible assets, Estimated amortization expense in 2019		75
Finite lived intangible assets, Estimated amortization expense in 2020		67
Finite lived intangible assets, Estimated amortization expense in 2021		62
Finite lived intangible assets, Estimated amortization expense in 2022		57
Impairment of goodwill and intangible assets from annual impairment test		88
Impairment charges, goodwill		48	[1]	$ 0
Trademarks and Tradenames [Member]
Intangible Assets And Goodwill [Line Items]
Impairment charges		$ 58
Minimum [Member] | Other Than Impaired Reporting Units [Member]
Intangible Assets And Goodwill [Line Items]
Fair value, discount rates		9.00%		9.00%	9.00%
Fair value, long-term growth rates		0.00%		0.00%	0.00%
Fair value, royalty rates		0.50%		0.50%	0.50%
Fair value, control premium		10.00%		10.00%	10.00%
Maximum [Member] | Other Than Impaired Reporting Units [Member]
Intangible Assets And Goodwill [Line Items]
Fair value, discount rates		25.00%		14.50%	14.00%
Fair value, long-term growth rates		3.30%		3.50%	3.00%
Fair value, royalty rates		7.50%		3.40%	3.30%
Fair value, control premium		15.00%		15.00%	15.00%
News and Information Services [Member]
Intangible Assets And Goodwill [Line Items]
Accumulated impairment loss, goodwill		$ 3,500
Impairment charges, goodwill	[1]	$ 20

[1] In the News and Information Services segment, the write-down of goodwill primarily relates to a reporting unit in the UK. In the Digital Real Estate Services segment, the write-down of goodwill relates to the Company's DIAKRIT reporting unit.