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Note 8 - Income Taxes (Tables)
3 Months Ended
Mar. 31, 2013
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   
Three-Month Periods Ended
 
   
March 31,
2013
   
April 1,
2012
 
Income (loss) from continuing operations before Incomes Taxes (a)
  $ 262     $ (1,340 )
                 
Total Income Tax Provision (b)
  $ 98     $ 91  
                 
Effective Tax Rate (b/a)
    37.4 %     6.8 %
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
   
Three-Month Periods Ended
 
   
March 31,
2013
   
April 1,
2012
 
Balance at beginning of the period
  $ 7,508     $ 6,779  
Increases related to current year tax positions
    -       -  
Increases related to prior year tax positions
    -       -  
Decreases related to prior year tax positions
    -       -  
Expiration of statute of limitations for assessment of taxes
    -       -  
Settlements
    -       -  
Balance at end of the period
  $ 7,508     $ 6,779