Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Payables and Accruals [Abstract]

Accrued Liabilities

At December 31, accrued liabilities were comprised of the following:

	December 31,
	2020		2019
	(in thousands)
Warranty	$	13,522	$	12,652
Due to representatives	8,296		11,538
Payroll	8,155		5,058
Profit sharing	2,902		1,721
Workers' compensation	594		522
Medical self-insurance	1,546		707
Customer prepayments	5,067		4,627
Donations	570		354
Employee vacation time	3,321		3,804
Other	2,613		3,286
Total	$	46,586	$	44,269