Segment Information - Reconciliation of Revenues and Segment EBITDA from Segments to Consolidated (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenues		$ 4,234	$ 4,605	$ 7,441	$ 7,797
Amortization of cable distribution investments		(4)	(4)	(8)	(8)
Depreciation and amortization		(97)	(103)	(193)	(202)
Interest expense, net		(72)	(60)	(114)	(128)
Other, net		(46)	73	(212)	(3)
Income before income tax expense		131	437	692	1,282
Income tax expense		(16)	(116)	(162)	(348)
Net income		115	321	530	934
Less: Net income attributable to noncontrolling interests	[1]	(6)	(8)	(14)	(16)
Net income attributable to Fox Corporation stockholders		109	313	516	918
Cable Network Programming
Segment Reporting Information [Line Items]
Revenues		1,658	1,632	3,045	3,063
Segment EBITDA		564	353	1,171	1,095
Depreciation and amortization		(19)	(17)	(37)	(34)
Television
Segment Reporting Information [Line Items]
Revenues		2,542	2,934	4,322	4,648
Segment EBITDA		(138)	256	213	665
Depreciation and amortization		(28)	(30)	(57)	(59)
Other, Corporate and Eliminations
Segment Reporting Information [Line Items]
Revenues		34	39	74	86
Segment EBITDA		(76)	(78)	(165)	(137)
Depreciation and amortization		$ (50)	$ (56)	$ (99)	$ (109)

[1] Net income attributable to noncontrolling interests includes $(4) million and $(5) million for the three months ended December 31, 2023 and 2022, respectively, and $(4) million and $(10) million for the six months ended December 31, 2023 and 2022, respectively, relating to redeemable noncontrolling interests.