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Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2012
Quarterly Financial Data (Unaudited) [Abstract]  
Schedule of quarterly financial information
Below is a summary table of the Company's quarterly data for the years ended December 31, 2012 and December 31, 2011.

 
 
  
  
  
  
  
  
  
 
 
 
Quarter Ended
 
 
 
Dec 31,
2012
  
Sep 30,
2012
  
Jun 30,
2012
  
Mar 31,
2012
  
Dec 31,
2011
  
Sep 30,
2011
  
Jun 30,
2011
  
Mar 31,
2011
 
 
 
(in thousands, except per-share amounts)
 
Total net revenues
 
$
16,911
  
$
17,454
  
$
15,731
  
$
16,705
  
$
16,223
  
$
16,310
  
$
15,247
  
$
16,032
 
Gross profit
  
6,385
   
6,715
   
6,335
   
6,836
   
6,889
   
6,572
   
6,362
   
6,160
 
Net income (loss)
 
$
351
  
$
551
  
$
231
  
$
253
  
$
341
  
$
446
  
$
199
  
$
(571
)
Basic earnings (loss) per share
 
$
0.04
  
$
0.06
  
$
0.03
  
$
0.01
  
$
0.01
  
$
0.01
  
$
0.00
  
$
(0.01
)
Diluted earnings (loss) per share
 
$
0.04
  
$
0.06
  
$
0.02
  
$
0.01
  
$
0.01
  
$
0.01
  
$
0.00
  
$
(0.01
)