Warranty Reserve (Tables)

3 Months Ended

Mar. 31, 2015

Component of Accrued Warranty Expenses

The following table sets forth, in thousands, the accrued warranty expense that is included in accrued liabilities on the condensed consolidated balance sheets as of March 31, 2015 and 2014:

	2015			2014
Accrued warranty balance – January 1,	$	762		$	737
Warranty costs incurred		(245	)		(253	)
Provision for warranty		237			225
Accrued warranty balance – March 31,	$	754		$	709