Segment Information - Reconciliation of Revenues and Segment EBITDA from Segments to Consolidated (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenues		$ 4,605	$ 4,441	$ 7,797	$ 7,486
Amortization of cable distribution investments		(4)	(4)	(8)	(9)
Depreciation and amortization		(103)	(93)	(202)	(172)
Interest expense, net		(60)	(97)	(128)	(194)
Other, net		73	(211)	(3)	(142)
Income (loss) before income tax (expense) benefit		437	(95)	1,282	857
Income tax (expense) benefit		(116)	22	(348)	(222)
Net income (loss)		321	(73)	934	635
Less: Net income attributable to noncontrolling interests	[1]	(8)	(12)	(16)	(19)
Net income (loss) attributable to Fox Corporation stockholders		313	(85)	918	616
Cable Network Programming
Segment Reporting Information [Line Items]
Revenues		1,632	1,638	3,063	3,054
Segment EBITDA		353	668	1,095	1,442
Depreciation and amortization		(17)	(17)	(34)	(27)
Television
Segment Reporting Information [Line Items]
Revenues		2,934	2,759	4,648	4,340
Segment EBITDA		256	(273)	665	86
Depreciation and amortization		(30)	(28)	(59)	(54)
Other, Corporate and Eliminations
Segment Reporting Information [Line Items]
Revenues		39	44	86	92
Segment EBITDA		(78)	(85)	(137)	(154)
Depreciation and amortization		$ (56)	$ (48)	$ (109)	$ (91)

[1] Net income attributable to noncontrolling interests includes $(5) million and $(3) million for the three months ended December 31, 2022 and 2021, respectively, and $(10) million and $(4) million for the six months ended December 31, 2022 and 2021, respectively, relating to redeemable noncontrolling interests.