Earnings per common share (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2020 |
Sep. 30, 2019 |
|
| Numerator | ||||
| Net income - basic and diluted | $ 2,269 | $ 1,727 | $ 5,502 | $ 3,173 |
| Denominator | ||||
| Weighted average shares outstanding - basic (in shares) | 1,462 | 1,451 | 1,456 | 1,442 |
| Dilutive effect of common stock options (in shares) | 0 | 0 | ||
| Weighted average shares outstanding - diluted (in shares) | 1,462 | 1,451 | 1,456 | 1,442 |
| Earnings per share - basic (in dollars per share) | $ 1.55 | $ 1.19 | $ 3.78 | $ 2.20 |
| Earnings per share - diluted (in dollars per share) | $ 1.55 | $ 1.19 | $ 3.78 | $ 2.20 |