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Earnings Per Share
 3 Months Ended
Mar. 31, 2015
Earnings Per Share [Abstract]  
Earnings Per Share
Basic earnings per share is computed by dividing net income by the weighted average number of shares of common stock outstanding. Diluted earnings per share is computed by dividing net income by the weighted average common and potentially dilutive common equivalent shares outstanding, determined as follows:
 
Three Months Ended
 
March 31,
(In Thousands)
2015
 
2014
Weighted average shares outstanding used to compute basic earnings per share
32,482

 
32,242

Incremental dilutive shares attributable to stock options and restricted stock
146

 
379

Shares used to compute diluted earnings per share
32,628

 
32,621


Incremental shares attributable to stock options and restricted stock are computed using the average market price during the related period. For the three months ended March 31, 2015 and 2014, average out-of-the-money options to purchase shares that were excluded from the calculation of incremental shares attributable to stock options and restricted stock were 384,760 and 114,850, respectively.