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Revenue Accounting for Contracts and Adoption of ASC Topic 606 Remaining Performance Obligation, Amount (Details)
$ in Billions
Sep. 27, 2019
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-09-27  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Revenue, remaining performance obligation, amount $ 13.4