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Note 8 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2012
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
   
December 31,
   
December 31,
 
   
2012
   
2011
 
             
Current – Continuing Operations:
           
Federal
  $ -     $ -  
State
    -       32  
Foreign
    539       -  
                 
      539       32  
                 
Current – Discontinued Operations:
               
Federal
  $ -     $ -  
State
    -       -  
                 
      -       -  
             
Deferred – Continuing Operations:
           
Federal
    220       229  
State
    -       -  
Foreign
    (205 )     219  
                 
      15       448  
                 
Deferred – Discontinued Operations:
               
Federal
    (174 )     48  
State
    -       -  
                 
      (174 )     48  
                 
Total
  $ 380     $ 528  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   
December 31,
   
December 31,
 
   
2012
   
2011
 
Deferred tax liabilities:
           
   Property, plant and equipment
  $ 450     $ 763  
   Intangible assets and other
    4,272       4,437  
Total deferred tax liabilities
    4,722       5,200  
                 
Deferred tax assets:
               
Net operating loss carryforwards
    18,505       17,578  
Intangible assets
    4,664       5,079  
Accrued expenses, reserves and other
    3,764       4,531  
Investments
    -       342  
Total deferred tax assets
    26,933       27,530  
                 
Valuation allowance for deferred tax assets
    (26,251 )     (26,526 )
Net deferred tax assets
    682       1,004  
                 
Net deferred tax liability
  $ (4,040 )   $ (4,196 )
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
   
December 31,
   
December 31,
 
   
2012
   
2011
 
             
United States
  $ 829     $ 3,684  
Foreign
    (1,403 )     (1,655 )
                 
Total
  $ (574 )   $ 2,029  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   
December 31,
   
December 31,
 
   
2012
   
2011
 
             
             
Provision/(benefit) computed using the statutory rate
    (34.0 %)     34.0 %
                 
Increase (reduction) in taxes resulting from:
               
State tax, net of federal benefit
    -       1.0  
Foreign
    127.6       27.6  
Valuation allowance/deferred impact
    (119.3 )     (49.1 )
    Compensation
    55.4       9.0  
Expiration of capital loss carryforward
    59.6       -  
    Other
    7.2       1.2  
Provision (benefit) for income taxes
    96.5 %     23.7 %
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
   
Years ended December 31,
 
   
2012
   
2011
 
             
Balance at beginning of the year
  $ 6,779     $ -  
Increases related to the current year tax positions
    729       6,779  
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 the end of the year
    -       -  
    $ 7,508     $ 6,779