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Commitments And Contingencies (Tables)
 6 Months Ended
Jul. 01, 2018
Commitments and Contingencies Disclosure [Abstract]  
Schedule Of Changes In Carrying Amount Of Warranty Liabilities
The changes in the carrying amount of warranty liabilities for the six-month periods ended July 1, 2018, and July 2, 2017, were as follows:
Six Months Ended
July 1, 2018
 
July 2, 2017
Beginning balance
$
467

 
$
474

Warranty expense
60

 
71

Payments
(54
)
 
(52
)
Adjustments
(15
)
 
(28
)
Ending balance
$
458

 
$
465