Borrowings - Narrative (Details) $ in Millions, $ in Millions	3 Months Ended
Dec. 31, 2021 USD ($) facility	Dec. 31, 2021 AUD ($) facility
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Line of credit maximum borrowing capacity	$ 750
REA Group \| Maximum
Debt Instrument [Line Items]
Unused capacity commitment fee percentage	40.00%
2022 Credit Facilities \| REA Group
Debt Instrument [Line Items]
Line of credit maximum borrowing capacity		$ 600
Number of sub facilities \| facility	2	2
Increase to maximum borrowing capacity		$ 500
Operating income leverage ratio	350.00%
Interest coverage ratio	300.00%
2022 Credit facility — tranche 1 \| REA Group
Debt Instrument [Line Items]
Line of credit maximum borrowing capacity		400
Debt instrument term	3 years
2022 Credit facility — tranche 1 \| Australian BBSY \| REA Group \| Maximum
Debt Instrument [Line Items]
Interest rate margin	2.10%
2022 Credit facility — tranche 1 \| Australian BBSY \| REA Group \| Minimum
Debt Instrument [Line Items]
Interest rate margin	1.00%
2022 Credit facility — tranche 2 \| REA Group
Debt Instrument [Line Items]
Line of credit maximum borrowing capacity		$ 200
Debt instrument term	4 years
2022 Credit facility — tranche 2 \| Australian BBSY \| REA Group \| Maximum
Debt Instrument [Line Items]
Interest rate margin	2.25%
2022 Credit facility — tranche 2 \| Australian BBSY \| REA Group \| Minimum
Debt Instrument [Line Items]
Interest rate margin	1.15%

Debt instrument interest coverage ratio one.

No definition available.

Name:	nws_DebtInstrumentCovenantComplianceInterestCoverageRatio
Namespace Prefix:	nws_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Operating income leverage ratio.

+ References

No definition available.

+ Details

Name:	nws_LineOfCreditFacilityCovenantComplianceOperatingIncomeLeverageRatio
Namespace Prefix:	nws_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Increase to Maximum Borrowing Capacity

+ References

No definition available.

+ Details

Name:	nws_LineOfCreditFacilityIncreaseToMaximumBorrowingCapacity
Namespace Prefix:	nws_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit, Number of Facilities

+ References

No definition available.

+ Details

Name:	nws_LineOfCreditNumberOfFacilities
Namespace Prefix:	nws_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=nws_ReaGroupIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=nws_A2022CreditFacilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=nws_CreditFacility2022Tranche1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=nws_AustralianBbsyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=nws_CreditFacility2022Tranche2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: