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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2020
Accounting Policies [Abstract] |
Components of Accumulated Other Comprehensive Income (Loss), Net of Taxes | The components of accumulated other comprehensive income (loss), net of taxes, are as follows:
(Dollars in thousands) |  | Unrealized Gain (Loss) on Securities |  |  | Defined Benefit Plans |  |  | Accumulated Other Comprehensive (Loss) Income |
Balance - March 31, 2020 |  | $ | 18 |  |  | $ | (70 | ) |  | $ | (52 | )
Balance - December 31, 2019 |  | $ | (128 | ) |  | $ | 471 |  |  | $ | 343 |
Basic and Diluted Earnings Per Common Share | The following data shows the amounts used in computing basic and diluted earnings per common share.
(Dollars in thousands, except per share data) | Three Months Ended March 31, |
| 2020 |  |  |  | 2019 |
Net income | $ | 3,818 |  |  | $ | 4,077 |
Weighted average common shares outstanding (basic) |  | 8,480,975 |  |  |  | 8,460,002 |
Effect of dilutive unvested restricted stock grants |  | 4,856 |  |  |  | 5,315 |
Weighted average common shares outstanding (diluted) |  | 8,485,831 |  |  |  | 8,465,317 |
Basic earnings per common share | $ | 0.45 |  |  | $ | 0.48 |
Diluted earnings per common share | $ | 0.45 |  |  | $ | 0.48 |

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