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Earnings per Share
6 Months Ended
Jun. 30, 2019
Earnings Per Share [Abstract]  
Earnings per Share Earnings per Share
 
Basic earnings per common share is computed by dividing net income available to common shareholders by the weighted average number of shares of common stock outstanding during the period.

For both the three and six months ended June 30, 2019, options to purchase 494,000 shares were antidilutive in each period and, accordingly, were excluded in the computation of diluted earnings per share, compared to 479,000 and 378,000 shares, respectively, for the three and six months ended June 30, 2018.
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(Dollars in thousands, except per share data)
2019
 
2018
 
2019
 
2018
Basic earnings per share
 
 
 
 
 
 
 
Net income
$
23,253

 
$
16,964

 
$
45,958

 
$
34,991

Average common shares outstanding
51,446

 
47,165

 
51,403

 
47,059

Net income per share
$
0.45

 
$
0.36

 
$
0.89

 
$
0.74

 
 
 
 
 
 
 
 
Diluted earnings per share
 
 
 
 
 
 
 
Net income
$
23,253

 
$
16,964

 
$
45,958

 
$
34,991

Average common shares outstanding
51,446

 
47,165

 
51,403

 
47,059

Add: Dilutive effect of employee restricted stock and stock options
506

 
809

 
595

 
769

Average diluted shares outstanding
51,952

 
47,974

 
51,998

 
47,828

Net income per share
$
0.45

 
$
0.35

 
$
0.88

 
$
0.73