Fair Value of Pension Plan Assets (Detail) - Pension Benefits - North America - USD ($) $ in Millions	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	$ 833	$ 780	$ 908
Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	825	773
Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	8	7
U.S. Small And Mid-Cap Equity Securities | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	24	14
U.S. Large Cap Equity Securities | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	96	70
International Equity Securities | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	138	135
Corporate Bonds | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	457	375
Government Securities | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	93	161
Other Fixed Income | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	4	7
Cash
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	8	7
Cash | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	13	11
Cash | Quoted Prices in Active Markets for Identical Assets (Level 1)
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets		7
Common Collective Trust Funds | Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Plan Assets Category [Line Items]
Fair value of plan assets	$ 825	$ 773