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Schedule of Defined Benefit Pension and Other Postretirement Benefit Plans with Projected Benefit Obligation and a And Accumulated Benefit Obligation In Excess of Plan Assets (Detail) - North America - USD ($)
$ in Millions
Dec. 25, 2021
Dec. 26, 2020
Pension Benefits    
Accumulated benefit obligation in excess of plan assets    
Accumulated benefit obligation at end of period $ (11) $ (924)
Fair value of plan assets at end of period   894
Projected benefit obligation in excess of plan assets    
Benefit obligation at end of period (11) (924)
Fair value of plan assets at end of period   894
Other Benefits    
Accumulated benefit obligation in excess of plan assets    
Accumulated benefit obligation at end of period $ (13) $ (14)