Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities

Accrued liabilities consist of:

(in thousands)	2021		2020
Salaries, wages and benefits	$	54,254	$	47,178
Pension and postretirement	10,742		5,941
Returns and allowances	9,798		10,560
Contract liabilities	6,959		8,206
Dividends	6,742		6,469
Operating and Financing lease liabilities	5,336		5,871
Contract loss reserve	3,608		11,250
Other tax	9,041		9,866
Freight	4,031		3,474
Professional fees	3,926		3,451
Other	9,888		13,193
Total	$	124,325	$	125,459