Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v2.4.0.8
Stockholders' Equity (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2013
Dec. 31, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
          Weighted     Weighted  
          Average     Average  
    Options     Exercise     Fair  
    Outstanding     Price     Value  
                   
Beginning of the year   1,639,842   $ 11.46   $ 10.85  
Granted                  
Exercised                  
Forfeited                  
Expired   (1,667 ) $ 8.55   $ 8.01  
                   
End of year   1,638,175   $ 11.46   $ 10.85  
                   
Options exercisable   1,593,174   $ 11.62   $ 11.01  
          Weighted     Weighted  
          Average     Average  
    Options     Exercise     Fair  
    Outstanding     Price     Value  
                   
Beginning of the year   1,674,065   $ 11.37   $ 10.74  
Granted                  
Exercised                  
Forfeited   (167 ) $ 6.30   $ 5.67  
Expired   (34,056 ) $ 9.42   $ 7.48  
                   
End of period   1,639,842   $ 11.46   $ 10.85  
                   
Options exercisable   1,523,536   $ 11.82   $ 11.22  
Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
    Stock Options Outstanding     Stock Options Vested  
    Weighted                 Weighted              
    Average                 Average              
    Remaining           Weighted     Remaining           Weighted  
    Contractual     Number     Average     Contractual     Number     Average  
    Life     of     Exercise     Life     of     Exercise  
    -Years     Awards     Price     -Years     Awards     Price  
                                     
Exercise Prices                                    
$4.50 - $8.70   5.78     843,134   $ 6.33     5.69     798,133   $ 6.35  
$9.00 - $12.90   4.45     130,037   $ 10.46     4.45     130,037   $ 10.46  
                                     
$13.50 - $18.90   2.81     358,336   $ 14.17     2.81     358,336   $ 14.17  
                                     
$19.20 - $23.85   2.15     306,668   $ 22.84     2.15     306,668   $ 22.84  
                                     
Total   4.35     1,638,175   $ 11.46     4.26     1,593,174   $ 11.62  
    Stock Options Outstanding     Stock Options Vested  
    Weighted                 Weighted              
    Average                 Average              
    Remaining           Weighted     Remaining           Weighted  
    Contractual     Number     Average     Contractual     Number     Average  
    Life     of     Exercise     Life     of     Exercise  
    -Years     Awards     Price     -Years     Awards     Price  
                                     
Exercise Prices                                    
$4.50 - $8.70   6.27     844,801   $ 6.33     6.04     728,495   $ 6.27  
$9.00 - $12.90   4.94     130,037   $ 10.46     4.94     130,037   $ 10.46  
$13.50 -   3.3     358,336   $ 14.17     3.3     358,336   $ 14.17  
$19.20 -   2.65     306,668   $ 22.84     2.65     306,668   $ 22.84  
Total   4.84     1,639,842   $ 11.46     4.62     1,523,536   $ 11.82  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
          Weighted  
          Average  
          Grant  
    Number of     Date Fair  
    Units     Value  
Total awards outstanding at December 31, 2012   43,032   $ 6.49  
Units granted            
Units Exercised/Released   (27,896 ) $ 7.02  
Units Cancelled/Forfeited            
Total awards outstanding at June 30, 2013   15,136   $ 5.50  
             
Total units vested            
Total units non-vested   15,136   $ 5.50  
Total shares outstanding at June 30, 2013   15,136   $ 5.50  
 
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]
    Year Ended              
    December 31,              
    2013     2014     2015     2016     Thereafter     Total  
                                     
Scheduled vesting—restricted stock units   843     14,293     - -           - -     15,136  
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
    Year Ended  
    12/31/2011  
       
Average risk-free interest rate   3.35%  
Average expected life- years   10  
Expected volatility   94.32%  
Expected dividends   0