Note 18 - Segment and Geographic Information (Details) - Major Distributors and Customer of Net Revenue (Sales Revenue, Net [Member], Customer Concentration Risk [Member])	3 Months Ended				6 Months Ended
	Sep. 28, 2014		Sep. 29, 2013		Sep. 28, 2014		Sep. 29, 2013
Distributor A [Member]
Revenue, Major Customer [Line Items]
Net Revenue	20.00%		27.00%		24.00%		27.00%
Distributor B [Member]
Revenue, Major Customer [Line Items]
Net Revenue		[1]	26.00%			[1]	24.00%
Distributor C [Member]
Revenue, Major Customer [Line Items]
Net Revenue		[1]	11.00%			[1]	11.00%
Customer C [Member]
Revenue, Major Customer [Line Items]
Net Revenue	11.00%			[1]		[1]		[1]

[1] Net sales for this distributor or customer for this period were less than 10% of our net sales.