Accrued Liabilities (Tables)

3 Months Ended

Mar. 29, 2014

Accrued Liabilities

Accrued liabilities consist of the following:

	As of March 29, 2014		As of December 31, 2013
Accrued compensation and benefits	$	10,824	$	11,591
Accrued warranties		2,238		2,364
Professional and legal fees		1,301		1,203
Other accrued liabilities		4,170		4,975
	$	18,533	$	20,133

Activity Related to Accrued Warranties

Activity related to accrued warranties was as follows:

	Three Months Ended
	March 29, 2014			March 30, 2013
Beginning Balance	$	2,364		$	2,359
Provision for warranty expense		869			873
Warranty expired		(995	)		(1,084	)
Ending Balance	$	2,238		$	2,148