EQUITY - Schedule of Changes in Equity (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 9,025	$ 9,102	$ 9,011	$ 8,945
Net income	137	42	564	283
Other comprehensive (loss) income	42	(131)	(205)	(66)
Dividends	$ (93)	$ (86)	$ (185)	$ (171)
Share repurchases (in shares)	(1,200,000)	(1,000,000.0)	(4,000,000.0)	(3,600,000)
Share repurchases	$ (37)	$ (27)	$ (115)	$ (82)
Other	7	8	11	(1)
Ending balance	$ 9,081	$ 8,908	$ 9,081	$ 8,908
Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)			378,670,671
Share repurchases (in shares)	(800,000)	(700,000)	(2,700,000)	(2,500,000)
Share repurchases	$ (24)	$ (18)	$ (75)	$ (56)
Ending balance (in shares)	377,542,384		377,542,384
Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)			190,423,250
Share repurchases (in shares)	(400,000)	(300,000)	(1,300,000)	(1,100,000)
Share repurchases	$ (13)	$ (9)	$ (40)	$ (26)
Ending balance (in shares)	189,079,514		189,079,514
Total News Corp Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 8,149	8,182	$ 8,120	8,064
Net income	103	30	437	216
Other comprehensive (loss) income	32	(92)	(141)	(45)
Dividends	(57)	(57)	(114)	(114)
Share repurchases	(37)	(27)	(115)	(82)
Other	13	15	16	12
Ending balance	$ 8,203	$ 8,051	$ 8,203	$ 8,051
Common Stock | Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	378,000,000	380,000,000	379,000,000	380,000,000
Beginning balance	$ 4	$ 4	$ 4	$ 4
Share repurchases (in shares)	(1,000,000)	(1,000,000)	(3,000,000)	(3,000,000)
Other (in shares)		1,000,000	1,000,000	3,000,000
Ending balance (in shares)	377,000,000	380,000,000	377,000,000	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)	189,000,000	191,000,000	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)
Other (in shares)		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	11,141	11,334	11,254	11,449
Dividends	(57)	(57)	(114)	(114)
Share repurchases	(28)	(22)	(87)	(77)
Other	14	15	17	12
Ending balance	11,070	11,270	11,070	11,270
Accumulated Deficit
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,574)	(1,958)	(1,889)	(2,144)
Net income	103	30	437	216
Share repurchases	(9)	(5)	(28)	(5)
Other	(1)		(1)
Ending balance	(1,481)	(1,933)	(1,481)	(1,933)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,424)	(1,200)	(1,251)	(1,247)
Other comprehensive (loss) income	32	(92)	(141)	(45)
Ending balance	(1,392)	(1,292)	(1,392)	(1,292)
Non-controlling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	876	920	891	881
Net income	34	12	127	67
Other comprehensive (loss) income	10	(39)	(64)	(21)
Dividends	(36)	(29)	(71)	(57)
Other	(6)	(7)	(5)	(13)
Ending balance	$ 878	$ 857	$ 878	$ 857