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Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2020
Accrued Liabilities, Current [Abstract]  
Schedule Of Accrued Expenses
 December 31,
(in thousands)
20202019
Employee benefits, payroll, and related taxes$34,136 $33,806 
Customer rebates23,641 22,682 
Taxes other than income and payroll5,995 3,631 
Interest on long-term debt5,284 5,290 
Other9,366 11,941 
$78,422 $77,350