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Summary of Receivables, Contract Assets and Contract Liabilities from Contracts with Customers (Detail) - USD ($)
$ in Millions
Sep. 29, 2018
Dec. 30, 2017
Contract With Customer Asset And Liability [Abstract]    
Trade receivables, net $ 704 $ 650
Short-term contract assets 24 20
Long-term contract assets 17 11
Short-term contract liabilities 51 $ 60
Long-term contract liabilities $ 1