UNAUDITED CONSOLIDATED AND COMBINED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net income		$ 314	$ 24	$ 827	$ 639
Other comprehensive income, net of tax
Benefit plan adjustments		8	2	12	3
Other comprehensive income, net of tax		8	2	12	3
Comprehensive income		322	26	839	642
Less: Net income attributable to noncontrolling interests	[1]	(14)	(16)	(28)	(27)
Comprehensive income attributable to Fox Corporation stockholders		$ 308	$ 10	$ 811	$ 615

[1] Net income attributable to noncontrolling interests includes $3 million and $10 million for the three months ended December 31, 2019 and 2018, respectively, and $12 million and $21 million for the six months ended December 31, 2019 and 2018, respectively, relating to redeemable noncontrolling interests.