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Commitments and Contingencies - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Jun. 06, 2016
Feb. 29, 2016
Sep. 30, 2016
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Loss Contingencies [Line Items]            
Litigation amount payment to plaintiffs     $ 250      
Litigation settlement $ 130 $ 30        
Other current assets       $ 372 $ 315  
Gain on litigation settlement           $ 122
Percentage received on litigation settlement 10.00%          
U.K. Newspaper Matters [Member]            
Loss Contingencies [Line Items]            
Selling, general and administrative expenses (benefit), net       (35) $ 10 $ 19
Litigation liability accrued       52    
Impact due to reversal of previous accrued liability due to settlement with tax authority       46    
U.K. Newspaper Matters Indemnification [Member] | 21st Century Fox [Member]            
Loss Contingencies [Line Items]            
Other current assets       $ 49