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Receivables - Components of Trade and Other Accounts Receivable (Detail) - USD ($)
$ in Millions
Dec. 29, 2018
Dec. 30, 2017
Receivables [Abstract]    
Trade and other accounts receivable $ 710.1 $ 690.2
Allowances for doubtful accounts (17.5) (14.6)
Total trade and other accounts receivable – net $ 692.6 $ 675.6