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Note 8 - Earning Per Share (Tables)
9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three months ended

September 30,

   

Nine months ended

September 30,

 
   

2013

   

2012

   

2013

   

2012

 

Basic net income (loss) per share:

                               

Net income (loss)

  $ 76     $ (541 )   $ (2,229 )   $ (2,592 )

Weighted average common shares outstanding

    7,009       7,000       7,005       6,965  

Basic net income (loss) per share

  $ 0.01     $ (0.08 )   $ (0.32 )   $ (0.37 )
                                 

Diluted net income (loss) per share:

                               

Net income (loss)

  $ 76     $ (541 )   $ (2,229 )   $ (2,592 )

Weighted average common shares outstanding

    7,009       7,000       7,005       6,965  

Dilutive stock options

    229       -       -       -  

Weighted average common shares outstanding – assuming dilution

    7,238       7,000       7,005       6,965  

Diluted net income (loss) per share

  $ 0.01     $ (0.08 )   $ (0.32 )   $ (0.37 )
                                 

Outstanding stock options that were not included in the diluted calculation because their effect would be anti-dilutive

    577       717       664       713