Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Stock-based Compensation (Detail) - Stock Option Compensation

v2.4.0.6
Note 6 - Stock-based Compensation (Detail) - Stock Option Compensation (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Dec. 30, 2012
Jan. 01, 2012
Three-Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation   $ 11
Three-Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 12 12
Three-Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 11  
Three-Month Period [Member] | Cost of Sales [Member]
   
Total stock option compensation 23 23
Three-Month Period [Member] | Operating Expense [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation   11
Three-Month Period [Member] | Operating Expense [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 12 12
Three-Month Period [Member] | Operating Expense [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 13  
Three-Month Period [Member] | Operating Expense [Member]
   
Total stock option compensation 25 23
Three-Month Period [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation   22
Three-Month Period [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 24 24
Three-Month Period [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 24  
Three-Month Period [Member]
   
Total stock option compensation 48 46
Nine Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation 14 36
Nine Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 41 28
Nine Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 24  
Nine Month Period [Member] | Cost of Sales [Member] | Fiscal Year 2010 [Member]
   
Total stock option compensation   15
Nine Month Period [Member] | Cost of Sales [Member]
   
Total stock option compensation 79 79
Nine Month Period [Member] | Operating Expense [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation 13 37
Nine Month Period [Member] | Operating Expense [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 41 27
Nine Month Period [Member] | Operating Expense [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 28  
Nine Month Period [Member] | Operating Expense [Member] | Fiscal Year 2010 [Member]
   
Total stock option compensation   33
Nine Month Period [Member] | Operating Expense [Member]
   
Total stock option compensation 82 97
Nine Month Period [Member] | Fiscal Year 2011 [Member]
   
Total stock option compensation 27 73
Nine Month Period [Member] | Fiscal Year 2012 [Member]
   
Total stock option compensation 82 55
Nine Month Period [Member] | Fiscal Year 2013 [Member]
   
Total stock option compensation 52  
Nine Month Period [Member] | Fiscal Year 2010 [Member]
   
Total stock option compensation   48
Nine Month Period [Member]
   
Total stock option compensation $ 161 $ 176