BORROWINGS - Schedule of Borrowings (Details) $ in Millions, $ in Millions	Mar. 31, 2026 USD ($)	Mar. 31, 2026 AUD ($)	Jun. 30, 2025 USD ($)
Debt and Financial Instruments [Line Items]
Total borrowings	$ 1,988		$ 1,962
Less: current portion	0		(25)
Long-term borrowings	$ 1,988		1,937
2026 Term loan A \| News Corporation Borrowings
Debt and Financial Instruments [Line Items]
Interest rate	4.961%	4.961%
Total borrowings	$ 499		0
2022 Term loan A \| News Corporation Borrowings
Debt and Financial Instruments [Line Items]
Total borrowings	$ 0		475
Effective interest rate	3.458%	3.458%
2022 Senior notes \| News Corporation Borrowings
Debt and Financial Instruments [Line Items]
Interest rate	5.125%	5.125%
Total borrowings	$ 495		494
2021 Senior notes \| News Corporation Borrowings
Debt and Financial Instruments [Line Items]
Interest rate	3.875%	3.875%
Total borrowings	$ 994		993
2024 REA credit facility — tranche 1 \| REA Group
Debt and Financial Instruments [Line Items]
Interest rate	5.76%	5.76%
Total borrowings	$ 0		$ 0
Line of credit maximum borrowing capacity		$ 200
Amount of unused borrowing capacity		$ 200

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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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.

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Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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