Note 17 - Segment and Geographic Information (Details) - Major Distributors of Net Account Receivables	9 Months Ended		12 Months Ended
	Dec. 29, 2013		Mar. 31, 2013
Note 17 - Segment and Geographic Information (Details) - Major Distributors of Net Account Receivables [Line Items]
Net Accounts Receivable	10.00%
Distributor A [Member] | Accounts Receivable [Member]
Note 17 - Segment and Geographic Information (Details) - Major Distributors of Net Account Receivables [Line Items]
Net Accounts Receivable			21.00%
Distributor B [Member] | Accounts Receivable [Member]
Note 17 - Segment and Geographic Information (Details) - Major Distributors of Net Account Receivables [Line Items]
Net Accounts Receivable	45.00%		20.00%
Distributor D [Member] | Accounts Receivable [Member]
Note 17 - Segment and Geographic Information (Details) - Major Distributors of Net Account Receivables [Line Items]
Net Accounts Receivable		[1]	11.00%

[1] Accounts receivable for this distributor for this period were less than 10% of the net account balance.