| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 55.9 | 54.1 | 52.1 | 51.5 | 49.9 | 43.5 | 34.1 | 30.5 |
| Interest income on investments | 26.7 | 19.7 | 13.7 | 14.5 | 13.8 | 13.4 | 12.3 | 11.1 |
| | 83.0 | 73.9 | 66.0 | 66.3 | 64.2 | 57.4 | 46.7 | 41.8 |
| Interest on deposits | 1.2 | 1.0 | 1.5 | 1.9 | 1.2 | 1.0 | 1.0 | 0.9 |
| Total interest expense | 3.4 | 1.3 | 1.6 | 2.6 | 1.5 | 1.1 | 1.1 | 1.0 |
| Net interest income | 79.6 | 72.6 | 64.4 | 63.8 | 62.7 | 56.2 | 45.6 | 40.8 |
| Provision for loan losses | 1.0 | -4.3 | 3.3 | 1.0 | 0.1 | -1.2 | -5.9 | 0.6 |
| Net interest income after provision for loan losses | 78.6 | 76.9 | 61.1 | 62.7 | 62.7 | 57.4 | 51.4 | 40.2 |
| Deposit and loan fees | 2.0 | 1.9 | 2.1 | 2.8 | 3.0 | 3.1 | 2.8 | |
| Credit and debit card fees | | | | | | | | 1.2 |
| Gain on sale of investments, net | | | | | | | | 1.5 |
| Other non-interest income | 3.0 | 7.1 | 11.7 | 10.5 | 7.3 | 7.8 | 6.7 | 6.7 |
| Total non-interest income | 5.1 | 9.0 | 13.8 | 13.3 | 10.3 | 10.8 | 9.6 | 9.4 |
| Non-interest expenses | 48.5 | 47.8 | 47.7 | 46.1 | 45.1 | 44.4 | 38.9 | 36.0 |
| Pre-tax income before non-recurring items | 35.1 | 38.0 | 27.3 | 30.0 | 28.1 | 25.6 | 23.9 | 13.5 |
| Non-recurring items | | | | | 0.2 | 1.8 | 1.8 | |
| Pre-tax income | 35.1 | 38.0 | 27.3 | 30.0 | 27.9 | 23.8 | 22.1 | 13.5 |
| Income taxes | 8.5 | 9.6 | 6.9 | 8.5 | 6.6 | 9.8 | 6.9 | 2.6 |
| Tax rate | 24.2% | 25.3% | 25.4% | 28.4% | 23.7% | 41.1% | 31.3% | 19.1% |
| Net income | 26.6 | 28.4 | 20.3 | 21.4 | 21.3 | 14.0 | 15.2 | 11.0 |
| Net margin | 31.9% | 33.1% | 27.1% | 28.2% | 29.2% | 20.6% | 24.9% | 22.1% |
| |
| Basic EPS | $2.27 | $2.32 | $1.62 | $1.60 | $1.55 | $1.12 | $1.34 | $1.00 |
| Diluted EPS | $2.27 | $2.31 | $1.62 | $1.59 | $1.54 | $1.10 | $1.33 | $1.00 |
| |
| Shares outstanding (basic) | 11.7 | 12.2 | 12.5 | 13.4 | 13.7 | 12.5 | 11.3 | 10.9 |
| Shares outstanding (diluted) | 11.7 | 12.3 | 12.6 | 13.5 | 13.8 | 12.8 | 11.4 | 11.0 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |