Note 8 - Warranty Obligations (Tables)

3 Months Ended

Jun. 29, 2013

Product Warranties Disclosures [Abstract]

Schedule of Product Warranty Liability [Table Text Block]

	Three Months Ended
(In thousands)	June 29, 2013			June 30, 2012
Balance at beginning of period	$	114		$	210
Provision, net		(15	)		4
Warranty costs incurred		(6	)		(25	)
Balance at end of period	$	93		$	189