Document and Entity Information - shares	6 Months Ended
	Dec. 31, 2017	Feb. 02, 2018
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Dec. 31, 2017
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q2
Trading Symbol	NWS
Entity Registrant Name	NEWS CORP
Entity Central Index Key	0001564708
Current Fiscal Year End Date	--06-30
Entity Filer Category	Large Accelerated Filer
Class A Common Stock [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		383,108,677
Class B Common Stock [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		199,630,240