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Commitments and Contingencies (Tables)
 6 Months Ended
Jul. 01, 2017
Commitments and Contingencies Disclosure [Abstract]  
Summary of Accrued Warranty Obligation
The following table is a summary of the Company’s accrued warranty obligation (in millions):
 
 
Six Months Ended
 
July 1
2017
 
July 2
2016
Balance at the beginning of the period
$
21

 
$
22

Warranty expense
13

 
14

Warranty payments
(15
)
 
(15
)
Balance at the end of the period
$
19

 
$
21