Business combination acquisition of less than 100 percent noncontrolling interest percent.

No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

+ Details

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

+ Details

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Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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- Details

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- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
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- Details

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Namespace Prefix:
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- Details

Name:	us-gaap_BusinessAcquisitionAxis=nws_SmartlineMember
Namespace Prefix:
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Subsequent Events - Additional Information (Detail) $ / shares in Units, AUD in Millions, $ in Millions	1 Months Ended			12 Months Ended
	Aug. 31, 2017 $ / shares	Jul. 31, 2017 USD ($)	Jul. 31, 2017 AUD	Jun. 30, 2017 $ / shares	Jun. 30, 2016 $ / shares	Jun. 30, 2015 $ / shares
Subsequent Event [Line Items]
Cash dividends declared per share of common stock				$ 0.20	$ 0.20	$ 0.00
Subsequent Event [Member]
Subsequent Event [Line Items]
Cash dividends per common share, date of dividend payable	Oct. 18, 2017
Cash dividends per common share, date of record for dividend	Sep. 13, 2017
Subsequent Event [Member] \| Class A Common Stock [Member]
Subsequent Event [Line Items]
Cash dividends declared per share of common stock	$ 0.10
Subsequent Event [Member] \| Class B Common Stock [Member]
Subsequent Event [Line Items]
Cash dividends declared per share of common stock	$ 0.10
REA Group [Member] \| Smartline [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Business acquisition, acquired interest percentage		80.30%	80.30%
Business acquisition, cost of acquired entity		$ 55	AUD 69
Non-controlling ownership percentage		19.70%	19.70%