Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Payables and Accruals [Abstract]

Accrued Liabilities

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

	December 31,
	2015		2014
	(in thousands)
Warranty	$	8,469	$	8,130
Due to representatives	10,597		10,188
Payroll	3,954		3,153
401(k) Contributions	3,054		104
Profit sharing	2,220		2,016
Workers' compensation	366		535
Medical self-insurance	676		532
Customer prepayments	2,895		1,639
Donations	600		1,600
Employee benefits and other	4,404		3,446
Total	$	37,235	$	31,343