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Contingencies (Tables)
3 Months Ended
Mar. 31, 2020
Loss Contingency [Abstract]  
Schedule Of Product Warranties Accrual Claims accrued but not yet paid and the related activity within the accrual for the three months ended March 31, 2020, are presented below: 
 
(Dollars in thousands)
Balance as of December 31, 2019
$
1,835

Product warranty accruals and adjustments
14

Settlements
(97
)
Balance as of March 31, 2020
$
1,752