XML 18 R25.htm IDEA: XBRL DOCUMENT v2.4.0.8
7. Earnings Per Share (Tables)
9 Months Ended
Sep. 30, 2014
Income per share:  
Computation of basic and diluted earnings per share
   Three Months Ended   Nine Months Ended 
   September 30,   September 30, 
   2014   2013   2014   2013 
   (In thousands)   (In thousands) 
Weighted average number of common shares outstanding during the period used to compute basic earnings per share   25,290    21,795    24,895    20,959 
                     
Incremental common shares attributable to exercise of outstanding options and warrants   6,750    9,422    7,126    10,591 
                     
Weighted average number of common shares used to compute diluted earnings per share   32,040    31,217    32,021    31,550