XML 55 R59.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock options (Details 1) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Number of Options, Outstanding at January 1, 2012 (in shares) 3,478,329
Number of Options, Granted (in shares) 90,000
Number of Options, Exercised (in shares) (231,772)
Number of Options, Forfeited/Expired (in shares) (350,500)
Number of Options, Outstanding at December 31, 2012 (in shares) 2,986,057
Number of Options, Exercisable at December 31, 2012 (in shares) 1,426,057
Number of Options, Vested and expected to vest at December 31, 2012 (in shares) 2,986,057
Weighted - Average Exercise Price, Outstanding at January 1, 2012 (in dollars per share) $ 2.73
Weighted - Average Exercise Price, Granted (in dollars per shares) $ 4.19
Weighted - Average Exercise Price, Exercised (in dollars per share) $ 3.21
Weighted - Average Exercise Price, Forfeited/Expired (in dollars per share) $ 2.64
Weighted - Average Exercise Price, Outstanding at December 31, 2012 (in dollars per share) $ 2.75
Weighted - Average Exercise Price, Exercisable at December 31, 2012 (in dollars per share) $ 2.74
Weighted - Average Exercise Price,Vested and expected to vest at December 31, 2012 (in dollars per share) $ 2.75
Weighted - Average Remaining Contractual Term, Outstanding at December 31, 2012 (in years) 4 years 4 months 2 days
Weighted - Average Remaining Contractual Term, Exercisable at December 31, 2012 (in years) 2 years 4 months 20 days
Weighted - Average Remaining Contractual Term, Vested and expected to vest at December 31, 2012 (in years) 4 years 4 months 2 days
Aggregate Intrinsic Value, Outstanding at December 31, 2012 $ 3,229,575
Aggregate Intrinsic Value, Exercisable at December 31, 2012 1,607,575
Aggregate Intrinsic Value, Vested and expected to vest at December 31, 2012 $ 3,229,575