Segment Information (Tables)

6 Months Ended

Sep. 29, 2012

Segment Information [Abstract]

Schedule Of Segment Revenue From Product Lines

	Three Months Ended				Six Months Ended
	September 29,		September 24,		September 29,		September 24,
	2012		2011		2012		2011
Audio Products	$	177,915	$	83,683	$	258,662	$	154,802
Energy Products		15,859		17,919		34,118		39,042
	$	193,774	$	101,602	$	292,780	$	193,844