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Contingencies (Tables)
 12 Months Ended
Dec. 31, 2019
Loss Contingency [Abstract]  
Schedule Of Product Warranties Accrual Claims accrued but not yet paid and the related activity within the reserve for 2018 and 2019 are as follows:
 
(Dollars in Thousands)
 
 
Balance as of December 31, 2017
$
349

Product warranty charges/adjustments
1,510

Payments and settlements
(331
)
Balance as of December 31, 2018
$
1,528

Product warranty charges/adjustments
1,033

Payments and settlements
(726
)
Balance as of December 31, 2019
$
1,835