Earnings (Loss) Per Share - Computation of Basic And Diluted Earnings (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Net income	$ 267	$ 47
Less: Net income attributable to noncontrolling interests	(71)	(13)
Net income attributable to News Corporation stockholders	$ 196	$ 34
Weighted-average number of shares of common stock outstanding - basic (in shares)	591.7	589.5
Dilutive effect of equity awards (in shares)	2.7	1.3
Weighted-average number of shares of common stock outstanding - diluted	594.4	590.8
Net income attributable to News Corporation stockholders per share - basic (in dollars per share)	$ 0.33	$ 0.06
Net income attributable to News Corporation stockholders per share - diluted (in dollars per share)	$ 0.33	$ 0.06