Consolidated Statements of Equity - USD ($) $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Additional Paid-in Capital	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss Cumulative Effect, Period of Adoption, Adjustment	Total News Corporation Equity	Total News Corporation Equity Cumulative Effect, Period of Adoption, Adjustment	Noncontrolling Interests	Noncontrolling Interests Cumulative Effect, Period of Adoption, Adjustment	Class A Common Stock	Class B Common Stock
Beginning balance at Jun. 30, 2018	$ 10,477	$ 20	$ 12,322	$ (2,163)	$ 32	$ (874)	$ (22)	$ 9,291	$ 10	$ 1,186	$ 10	$ 4	$ 2
Beginning balance, shares at Jun. 30, 2018												383,000,000	200,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	228			155				155		73
Other comprehensive income (loss)	(288)					(230)		(230)		(58)
Dividends	(161)		(117)					(117)		(44)
Other	35		38	(3)				35
Other, shares												3,000,000
Ending balance at Jun. 30, 2019	10,311	$ 9	12,243	(1,979)	$ 6	(1,126)	$ 3	9,144	$ 9	1,167		$ 4	$ 2
Ending balance, shares at Jun. 30, 2019												386,000,000	200,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,545)			(1,269)				(1,269)		(276)
Other comprehensive income (loss)	(251)					(208)		(208)		(43)
Dividends	(158)		(117)					(117)		(41)
Other	23		22	1				23
Other, shares												3,000,000
Ending balance at Jun. 30, 2020	8,389		12,148	(3,241)		(1,331)		7,582		807		$ 4	$ 2
Ending balance, shares at Jun. 30, 2020												388,922,752	199,630,240
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	389			330				330		59
Other comprehensive income (loss)	468					390		390		78
Dividends	(163)		(118)					(118)		(45)
Other	63		27	0				27
Other, shares												2,000,000
Ending balance at Jun. 30, 2021	$ 9,146		$ 12,057	$ (2,911)		$ (941)		$ 8,211		$ 935		$ 4	$ 2
Ending balance, shares at Jun. 30, 2021												391,212,047	199,630,240