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Accumulated Other Comprehensive Loss Activity, Net of Tax (Detail)
$ in Millions
 9 Months Ended
Sep. 25, 2021
USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Balance $ 1,880
Balance 1,862
Foreign Currency Translation Adjustments  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Balance (27)
Other comprehensive income activity 1
Balance (26)
Change in Deferred Pension and Other  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Balance (5)
Other comprehensive income activity 1
Balance (4)
Accumulated Other Comprehensive Income (Loss)  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Balance (32)
Other comprehensive income activity 2
Balance $ (30)