Note 5 - Balance Sheet Details (Details) - Other Current Liabilities (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Mar. 31, 2013
Other Current Liabilities [Abstract]
Short-term lease financing obligations	$ 2,671	$ 3,189
Accrued restructuring charges and exit costs	2,214	2,020
Accrued manufacturing expenses, royalties and licenses	1,639	2,370
Accrued legal and professional services	1,453	746
Purchase consideration holdback	1,256
Accrued sales and marketing expenses	666	576
Fair value of earn out liability – short-term	490	2,599
Accrual for dispute resolution		2,727
Other	981	988
Total other current liabilities	$ 11,370	$ 15,215