Product Warranty

9 Months Ended

Sep. 24, 2011

Product Warranty [Abstract]

PRODUCT WARRANTY

NOTE 4. PRODUCT WARRANTY

We provide a limited warranty for the replacement of defective products for a specified time period after sale. We estimate the costs that may be incurred under the limited warranty and record a liability in the amount of such anticipated costs at the time revenue is recognized. Factors that affect our warranty liability include historical sales along with prior and anticipated future rates of warranty claims.

Changes in the accrued product warranty costs during the quarters and three quarters ended September 24, 2011 and September 25, 2010 are summarized as follows (in thousands):

	Quarter Ended						Three Quarters Ended
	September 24, 2011			September 25, 2010			September 24, 2011			September 25, 2010
Balance, beginning of period	$	1,563		$	1,338		$	1,588		$	1,409
Accruals for products sold		569			637			2,039			2,196
Warranty claims		(616	)		(502	)		(2,111	)		(2,132	)
Balance, end of period	$	1,516		$	1,473		$	1,516		$	1,473