Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Components of Accrued Liabilities

Accrued liabilities consisted of the following (in thousands) at December 31:

	As of December 31,
	2014		2013
Payroll and related benefits	$	937	$	798
Rent		362		436
Income and other taxes		400		393
Warranty reserve		762		737
Customer rebates		1,041		794
Other		644		551
	$	4,146	$	3,709