Note 19 - Segment and Geographic Information (Details) - Major Distributors of Net Revenue (Customer Concentration Risk [Member], Sales Revenue, Net [Member])	12 Months Ended
	Mar. 29, 2015		Mar. 30, 2014	Mar. 31, 2013
Distributor A [Member]
Revenue, Major Customer [Line Items]
Net Revenue	22.00%		27.00%	30.00%
Distributor B [Member]
Revenue, Major Customer [Line Items]
Net Revenue		[1]	21.00%	11.00%
Distributor C [Member]
Revenue, Major Customer [Line Items]
Net Revenue		[1]	12.00%	10.00%

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