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Stock Options and Shareholder Rights Plans (Tables)
 12 Months Ended
Dec. 31, 2012
Compensation Related Costs [Abstract]  
Schedule of stock options activity
The following tables summarize activity under the stock option plans of the Company and the stock options outstanding at December 31, 2012:

 
 
Weighted
Average
Exercise
Price
 
Options
Outstanding
 
Vested and
Exercisable
Balance, December 31, 2010
 
$
1.62

 
587,965

 
549,824

Granted
 
—

 
—

 
—

Forfeited
 
1.39

 
(40,000
)
 
(40,000
)
Exercised
 
0.83

 
(122,000
)
 
(122,000
)
Vested
 
1.21

 
—

 
38,141

 
 
 
 
 
 
 
Balance, December 31, 2011
 
1.82

 
425,965

 
425,965

Granted
 
—

 
—

 
—

Forfeited
 
—

 
—

 
—

Exercised
 
—

 
—

 
—

Vested
 
—

 
—

 
—

 
 
 
 
 
 
 
Balance, December 31, 2012
 
$
1.82

 
425,965

 
425,965