Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2018

Payables and Accruals [Abstract]

Accrued Liabilities

Accrued liabilities are as follows:

	September 30, 2018		December 31, 2017
	(in thousands)
Warranty	$	12,153	$	10,483
Due to representatives	9,766		13,086
Payroll	3,162		4,456
Profit sharing	2,154		2,034
Worker's compensation	594		593
Medical self-insurance	744		725
Customer prepayments	2,300		2,838
Donations	850		588
Employee vacation time	3,086		2,688
Other	2,683		1,607
Total	$	37,492	$	39,098