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Goodwill and Other Intangible Assets - Future Estimated Amortization Expense of Identifiable Intangible Assets (Details) - USD ($)
$ in Millions
Oct. 01, 2021
Jan. 01, 2021
Goodwill and Intangible Assets Disclosure [Abstract]    
Year 1 $ 608  
Year 2 602  
Year 3 574  
Year 4 529  
Year 5 477  
Thereafter 2,182  
Net Carrying Amount $ 4,972 $ 6,084