Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Stock-based Compensation - RSU Transactions (Details)

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Note 11 - Stock-based Compensation - RSU Transactions (Details) - Restricted Stock Units (RSUs) [Member] - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Jan. 01, 2017
Mar. 27, 2016
Unvested at March 27, 2016 (in shares) 590,833  
Unvested at March 27, 2016 (in dollars per share) $ 9.39  
Unvested at March 27, 2016 (Year) 1 year 295 days 1 year 164 days
Unvested at March 27, 2016 $ 8,501 $ 3,108
Granted (in shares) 622,039  
Granted (in dollars per share) $ 8.63  
Issued and released (in shares) (209,236)  
Issued and released (in dollars per share) $ 8.94  
Forfeited (in shares) (215,029)  
Forfeited (in dollars per share) $ 9.68  
Unvested at January 1, 2017 (in shares) 788,607 590,833
Unvested at January 1, 2017 (in dollars per share) $ 8.83 $ 9.39
Vested and expected to vest, January 1, 2017 (in shares) 608,111  
Vested and expected to vest, January 1, 2017 (Year) 1 year 226 days  
Vested and expected to vest, January 1, 2017 $ 6,555