XML 63 R50.htm IDEA: XBRL DOCUMENT v3.20.4
Goodwill and Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($)
$ in Millions
 3 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Total gross intangible asset subject to amortization $ 3,913 $ 3,500
Accumulated amortization (1,945) (1,847)
Total net intangible assets subject to amortization 1,968 1,653
Intangible assets not subject to amortization 156 154
Total net intangible assets 2,124 1,807
Trademarks and tradenames    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Intangible assets not subject to amortization $ 156 154
Recorded music catalog    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Weighted-Average Useful Life 11 years  
Total gross intangible asset subject to amortization $ 1,028 876
Music publishing copyrights    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Weighted-Average Useful Life 26 years  
Total gross intangible asset subject to amortization $ 1,721 1,597
Artist and songwriter contracts    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Weighted-Average Useful Life 13 years  
Total gross intangible asset subject to amortization $ 994 862
Trademarks    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Weighted-Average Useful Life 16 years  
Total gross intangible asset subject to amortization $ 83 81
Other intangible assets    
Finite Lived And Indefinite Lived Intangible Assets [Line Items]    
Weighted-Average Useful Life 6 years  
Total gross intangible asset subject to amortization $ 87 $ 84