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Earnings per Share
6 Months Ended
Jun. 30, 2020
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 the three and six months ended June 30, 2020, options to purchase 508,000 and 489,000 shares, respectively, were anti-dilutive and, accordingly, were excluded in the computation of diluted earnings per share, compared to 494,000 shares for the three and six months ended June 30, 2019.
Three Months Ended June 30,Six Months Ended June 30,
(Dollars in thousands, except per share data)2020201920202019
Basic earnings per share  
Net income$25,080  $23,253  $25,789  $45,958  
Average common shares outstanding52,985  51,446  52,394  51,403  
Net income per share$0.47  $0.45  $0.49  $0.89  
Diluted earnings per share
Net income$25,080  $23,253  $25,789  $45,958  
Average common shares outstanding52,985  51,446  52,394  51,403  
Add: Dilutive effect of employee restricted stock and stock options323  506  413  595  
Average diluted shares outstanding53,308  51,952  52,807  51,998  
Net income per share$0.47  $0.45  $0.49  $0.88