XML 24 R79.htm IDEA: XBRL DOCUMENT v2.4.0.6
Shareholders' Equity (Narrative) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 12 Months Ended 15 Months Ended
Oct. 31, 2008
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Expiration period   10 years      
Ordinary shares reserved for issuance   17,920,688      
Ordinary shares available for future grant   218,414      
Average market value, trading day period   30 days      
Total intrinsic value of options exercised   $ 874 $ 7,278    
Unrecognized compensation cost, period for recognition   1 year      
Total unrecognized compensation cost   5,460 6,564 4,207  
Stock repurchase, authorized amount 20,000        
Stock repurchased during period, shares         3,481,523
Stock repurchased, weighted average price per share         $ 5.74
Stock repurchased during period, amount         20,091
Stock Option [Member]
          
Vesting period   4 years      
Weighted average grant date fair value of options granted   $ 3.82 $ 5.63 $ 5.89  
Total unrecognized compensation cost   4,614      
Restricted Stock Units (RSUs) [Member]
          
Weighted average grant date fair value of options granted       $ 9.39  
Total unrecognized compensation cost   $ 790