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Detail of Certain Balance Sheet Accounts - Current Receivables (Detail) - USD ($)
$ in Millions
Sep. 29, 2018
Sep. 30, 2017
Current receivables    
Accounts receivable $ 8,268 $ 7,611
Other 1,258 1,209
Allowance for doubtful accounts (192) (187)
Current receivables, Net $ 9,334 $ 8,633