Warranties (Tables)

3 Months Ended

Mar. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Change in the Company's warranty reserve

The overall change in the Company’s warranty reserve is reflected on the condensed consolidated balance sheets in accrued expenses and taxes and is detailed as follows:

	Three Months Ended   March 31,
	2016			2015
	(in thousands)
Liability, beginning of period	$	1,415		$	953
Provision for warranties issued during the period, net of adjustments	415			608
Adjustments to warranties issued during previous periods	5			(4		)
Warranty claims	(122		)	(217		)
Liability, end of period	$	1,713		$	1,340