EQUITY - Schedule of Changes in Equity (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 9,166	$ 8,736	$ 9,011	$ 8,945
Net income	283	183	427	241
Other comprehensive (loss) income	(398)	196	(247)	65
Dividends	$ 0	$ 0	$ (92)	$ (85)
Share repurchases (in shares)	(1,500,000)	(1,200,000)	(2,800,000)	(2,600,000)
Share repurchases	$ (40)	$ (26)	$ (78)	$ (55)
Other	14	13	4	(9)
Ending balance	$ 9,025	$ 9,102	$ 9,025	$ 9,102
Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)			378,670,671
Share repurchases (in shares)	(1,000,000.0)	(800,000)	(1,900,000)	(1,800,000)
Ending balance (in shares)	378,380,369		378,380,369
Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)			190,423,250
Share repurchases (in shares)	(500,000)	(400,000)	(900,000)	(800,000)
Ending balance (in shares)	189,503,773		189,503,773
Total News Corp Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 8,253	$ 7,892	$ 8,120	$ 8,064
Net income	215	156	334	186
Other comprehensive (loss) income	(293)	147	(173)	47
Dividends	0		(57)	(57)
Share repurchases	(40)	(26)	(78)	(55)
Other	14	13	3	(3)
Ending balance	$ 8,149	$ 8,182	$ 8,149	$ 8,182
Common Stock | Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	379,000,000	381,000,000	379,000,000	380,000,000
Beginning balance	$ 4	$ 4	$ 4	$ 4
Share repurchases (in shares)	(1,000,000)	(1,000,000)	(2,000,000)	(2,000,000)
Other (in shares)	0		1,000,000	2,000,000
Ending balance (in shares)	378,000,000	380,000,000	378,000,000	380,000,000
Ending balance	$ 4	$ 4	$ 4	$ 4
Common Stock | Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	190,000,000	192,000,000	190,000,000	192,000,000
Beginning balance	$ 2	$ 2	$ 2	$ 2
Share repurchases (in shares)	(1,000,000)	(1,000,000)	(1,000,000)	(1,000,000)
Ending balance (in shares)	189,000,000	191,000,000	189,000,000	191,000,000
Ending balance	$ 2	$ 2	$ 2	$ 2
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	11,157	11,347	11,254	11,449
Dividends	0		(57)	(57)
Share repurchases	(30)	(26)	(59)	(55)
Other	14	13	3	(3)
Ending balance	11,141	11,334	11,141	11,334
Accumulated Deficit
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,779)	(2,114)	(1,889)	(2,144)
Net income	215	156	334	186
Share repurchases	(10)		(19)
Ending balance	(1,574)	(1,958)	(1,574)	(1,958)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,131)	(1,347)	(1,251)	(1,247)
Other comprehensive (loss) income	(293)	147	(173)	47
Ending balance	(1,424)	(1,200)	(1,424)	(1,200)
Non-controlling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	913	844	891	881
Net income	68	27	93	55
Other comprehensive (loss) income	(105)	49	(74)	18
Dividends	0		(35)	(28)
Other	0		1	(6)
Ending balance	$ 876	$ 920	$ 876	$ 920