EQUITY - Schedule of Changes in Equity (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 9,389	$ 9,011
Net income	150	144
Other comprehensive (loss) income	(23)	151
Dividends	$ (104)	$ (92)
Share repurchases (in shares)	(3,000,000.0)	(1,300,000)
Share repurchases	$ (94)	$ (38)
Other	(8)	(10)
Ending balance	$ 9,310	$ 9,166
Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	376,718,696
Share repurchases (in shares)	(2,100,000)	(900,000)
Share repurchases	$ (62)	$ (25)
Ending balance (in shares)	376,118,969
Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	188,666,990
Share repurchases (in shares)	(900,000)	(400,000)
Share repurchases	$ (32)	$ (13)
Ending balance (in shares)	187,745,066
Total News Corp Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 8,774	8,120
Net income	112	119
Other comprehensive (loss) income	(24)	120
Dividends	(57)	(57)
Share repurchases	(94)	(38)
Other	(7)	(11)
Ending balance	$ 8,704	$ 8,253
Common Stock | Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	377,000,000	379,000,000
Beginning balance	$ 4	$ 4
Share repurchases (in shares)	(2,000,000)	(1,000,000)
Other (in shares)	1,000,000	1,000,000
Ending balance (in shares)	376,000,000	379,000,000
Ending balance	$ 4	$ 4
Common Stock | Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	189,000,000	190,000,000
Beginning balance	$ 2	$ 2
Share repurchases (in shares)	(1,000,000)	0
Ending balance (in shares)	188,000,000	190,000,000
Ending balance	$ 2	$ 2
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	11,058	11,254
Dividends	(57)	(57)
Share repurchases	(65)	(29)
Other	(7)	(11)
Ending balance	10,929	11,157
Accumulated Deficit
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(747)	(1,889)
Net income	112	119
Share repurchases	(29)	(9)
Other	0
Ending balance	(664)	(1,779)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,543)	(1,251)
Other comprehensive (loss) income	(24)	120
Ending balance	(1,567)	(1,131)
Non-controlling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	615	891
Net income	38	25
Other comprehensive (loss) income	1	31
Dividends	(47)	(35)
Other	(1)	1
Ending balance	$ 606	$ 913