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Note 13 Unrecognized Stock Based Compensation Expense (Details)
$ in Millions
6 Months Ended
Mar. 30, 2019
USD ($)
Restricted stock units  
Unrecognized Compensation Cost and Weighted Average Period [Line Items]  
Unrecognized compensation expense $ 45
Weighted average period of recognition (years) 1 year 5 months 24 days
Performance Shares  
Unrecognized Compensation Cost and Weighted Average Period [Line Items]  
Unrecognized compensation expense $ 11