Equity - Summary of Changes in Equity (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 9,011	$ 8,945
Net income	144	58
Other comprehensive income	151	(131)
Dividends	$ (92)	$ (85)
Share repurchases (in shares)	(1,300,000)	(1,400,000)
Share repurchases	$ (38)	$ (29)
Other	(10)	(22)
Ending balance	$ 9,166	$ 8,736
Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	378,670,671
Share repurchases (in shares)	(900,000)	(1,000,000.0)
Ending balance (in shares)	379,296,926
Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	190,423,250
Share repurchases (in shares)	(400,000)	(400,000)
Ending balance (in shares)	189,966,150
Total News Corp Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 8,120	$ 8,064
Net income	119	30
Other comprehensive income	120	(100)
Dividends	(57)	(57)
Share repurchases	(38)	(29)
Other	(11)	(16)
Ending balance	$ 8,253	$ 7,892
Common Stock | Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	379,000,000	380,000,000
Beginning balance	$ 4	$ 4
Share repurchases (in shares)	(1,000,000)	(1,000,000)
Other (in shares)	1,000,000	2,000,000
Ending balance (in shares)	379,000,000	381,000,000
Ending balance	$ 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
Beginning balance	$ 2	$ 2
Share repurchases (in shares)	0	0
Ending balance (in shares)	190,000,000	192,000,000
Ending balance	$ 2	$ 2
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	11,254	11,449
Dividends	(57)	(57)
Share repurchases	(29)	(29)
Other	(11)	(16)
Ending balance	11,157	11,347
Accumulated Deficit
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,889)	(2,144)
Net income	119	30
Share repurchases	(9)
Ending balance	(1,779)	(2,114)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,251)	(1,247)
Other comprehensive income	120	(100)
Ending balance	(1,131)	(1,347)
Non-controlling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	891	881
Net income	25	28
Other comprehensive income	31	(31)
Dividends	(35)	(28)
Other	1	(6)
Ending balance	$ 913	$ 844