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Commitments And Contingencies (Tables)
 6 Months Ended
Jun. 30, 2019
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 June 30, 2019, and July 1, 2018, were as follows:
Six Months Ended
June 30, 2019
 
July 1, 2018
Beginning balance
$
480

 
$
467

Warranty expense
50

 
60

Payments
(37
)
 
(54
)
Adjustments
(11
)
 
(15
)
Ending balance
$
482

 
$
458