Note 14 - Lease Financing Obligations (Details) - Amortization Expense Related to the Design Tools (Design Tools [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Dec. 28, 2014	Dec. 29, 2013
Design Tools [Member]
Note 14 - Lease Financing Obligations (Details) - Amortization Expense Related to the Design Tools [Line Items]
Amortization expense	$ 848	$ 800	$ 2,448	$ 2,494