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Earnings Per Share | 3 Months Ended
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Mar. 31, 2021
Earnings Per Share |
Earnings Per Share | NOTE 14 Earnings Per Share The calculation of basic and diluted earnings per share using the two-class method for the three months ending March 31, 2021 and 2020 are presented below: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended
​ | ​ | March 31,
(dollars and shares in thousands, except per share data) |  | 2021 |  | 2020
Net income | ​ | $ | 15,215 | ​ | $ | 5,363
Dividends and undistributed earnings allocated to participating securities | ​ | ​ | 254 | ​ | ​ | 82
Net income available to common shareholders | ​ | $ | 14,961 | ​ | $ | 5,281
Weighted-average common shares outstanding for basic earnings per share | ​ | ​ | 17,145 | ​ |  | 17,070
Dilutive effect of stock-based awards | ​ |  | 320 | ​ |  | 335
Weighted-average common shares outstanding for diluted earnings per share | ​ | ​ | 17,465 | ​ | ​ | 17,405
Earnings per common share: | ​ | ​ | ​ | ​ | ​ | ​
Basic earnings per common share | ​ | $ | 0.87 | ​ | $ | 0.31
Diluted earnings per common share | ​ | $ | 0.86 | ​ | $ | 0.30
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