Warranty Accruals (Tables)

3 Months Ended

Jun. 29, 2012

Warranty Accruals [Abstract]

Schedule of Product Warranty Liability [Table Text Block]

The warranty accrual, which is included in accrued liabilities in the accompanying consolidated balance sheets, was $174,000 at June 29, 2012, as shown in the table below. Components of the warranty accrual and changes in accrued amounts related to the warranty accrual during the three months ended June 29, 2012 and June 24, 2011 were as follows:

	Three Months Ended
(in thousands)	June 29, 2012			June 24, 2011
Balance at beginning of period	$	232		$	85
Charges to costs of revenue		25			29
Charges to warranty accrual		(55	)		(64	)
Other adjustments (1)		(28	)		53
Balance at end of period	$	174		$	103

(1) Adjustments resulted from changes in warranty cost estimates, relating primarily to hourly costs of labor to repair products and frequency of warranty claims.