Equity - Summary of Changes in Equity (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 9,056	$ 9,347	$ 9,143	$ 9,146
Net income	59	104	219	633
Other comprehensive loss	(41)	123	(23)	(63)
Dividends	(85)	(87)	(174)	(173)
Share repurchases	(20)	(81)	(194)	(127)
Other	15	10	13	0
Ending balance	$ 8,984	$ 9,416	$ 8,984	$ 9,416
Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares			387,561,850
Share repurchases (in shares)	(800,000)	(2,500,000)	(7,700,000)	(3,900,000)
Ending balance, shares	381,691,759		381,691,759
Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares			196,808,833
Share repurchases (in shares)	(400,000)	(1,200,000)	(3,900,000)	(1,900,000)
Ending balance, shares	192,882,224		192,882,224
Total News Corp Equity
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 8,115	$ 8,383	$ 8,222	$ 8,211
Net income	50	82	157	513
Other comprehensive loss	(24)	88	(9)	(60)
Dividends	(58)	(59)	(116)	(118)
Share repurchases	(20)	(81)	(194)	(127)
Other	14	12	17	6
Ending balance	$ 8,077	$ 8,425	$ 8,077	$ 8,425
Common Stock | Class A Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares	382,000,000	392,000,000	388,000,000	391,000,000
Beginning balance	$ 4	$ 4	$ 4	$ 4
Share repurchases (in shares)	(1,000,000)	(3,000,000)	(8,000,000)	(4,000,000)
Other (in shares)	1,000,000	0	2,000,000	2,000,000
Ending balance, shares	382,000,000	389,000,000	382,000,000	389,000,000
Ending balance	$ 4	$ 4	$ 4	$ 4
Common Stock | Class B Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance, shares	193,000,000	199,000,000	197,000,000	200,000,000
Beginning balance	$ 2	$ 2	$ 2	$ 2
Share repurchases (in shares)		(1,000,000)	(4,000,000)	(2,000,000)
Ending balance, shares	193,000,000	198,000,000	193,000,000	198,000,000
Ending balance	$ 2	$ 2	$ 2	$ 2
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	11,550	11,948	11,779	12,057
Dividends	(58)	(59)	(116)	(118)
Share repurchases	(20)	(78)	(194)	(122)
Other	14	12	17	6
Ending balance	11,486	11,823	11,486	11,823
Accumulated Deficit
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(2,186)	(2,482)	(2,293)	(2,911)
Net income	50	82	157	513
Share repurchases		(3)		(5)
Ending balance	(2,136)	(2,403)	(2,136)	(2,403)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,255)	(1,089)	(1,270)	(941)
Other comprehensive loss	(24)	88	(9)	(60)
Ending balance	(1,279)	(1,001)	(1,279)	(1,001)
Non-controlling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	941	964	921	935
Net income	9	22	62	120
Other comprehensive loss	(17)	35	(14)	(3)
Dividends	(27)	(28)	(58)	(55)
Other	1	(2)	(4)	(6)
Ending balance	$ 907	$ 991	$ 907	$ 991