| 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/A | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 52.8 | 48.7 | 46.9 | 26.8 | 20.0 | 18.0 | 16.5 | 16.0 |
| Interest income on investments | 21.7 | 15.9 | 8.6 | 5.4 | 4.4 | 4.0 | 3.8 | 3.4 |
| | 75.1 | 64.6 | 55.7 | 32.5 | 24.5 | 22.0 | 20.3 | 19.4 |
| Interest expense: |
| Interest on deposits | 5.8 | 3.3 | 4.2 | 4.2 | 2.2 | 1.2 | 0.8 | 0.9 |
| Interest on borrowings | 0.1 | 0.0 | 0.2 | 0.5 | 0.2 | 0.3 | 0.2 | 0.1 |
| | 7.7 | 4.0 | 4.6 | 4.7 | 2.5 | 1.5 | 1.0 | 1.0 |
| Net interest income | 67.3 | 60.6 | 51.1 | 27.8 | 22.1 | 20.6 | 19.3 | 18.4 |
| Provision for loan losses | 0.3 | 0.4 | 4.0 | | 0.0 | 0.5 | | 0.1 |
| Net interest income after provision for loan losses | 67.1 | 60.2 | 47.1 | 27.8 | 22.0 | 20.1 | 19.3 | 18.3 |
| Deposit and loan fees | | | | | | | | 4.1 |
| Gain on sale of investments, net | | | | | | | | 0.3 |
| Other non-interest income | 14.1 | 19.2 | 22.7 | 9.2 | 6.9 | 7.8 | 7.9 | 3.4 |
| Total non-interest income | 14.1 | 19.2 | 22.7 | 9.2 | 6.9 | 7.8 | 7.9 | 7.7 |
| Non-interest expenses | 53.5 | 52.9 | 50.9 | 28.5 | 20.5 | 19.3 | 19.0 | 18.3 |
| Pre-tax income before non-recurring items | 27.8 | 26.5 | 18.9 | 8.5 | 8.6 | 9.5 | 8.2 | 7.6 |
| Non-recurring items | 0.1 | 0.0 | 0.0 | 0.1 | 0.1 | 0.9 | 0.0 | -0.1 |
| Pre-tax income | 27.7 | 26.5 | 18.9 | 8.5 | 8.5 | 8.6 | 8.3 | 7.7 |
| Income taxes | 4.0 | 4.5 | 3.3 | 1.3 | 1.2 | 2.4 | 2.2 | 1.9 |
| Tax rate | 14.5% | 16.8% | 17.3% | 15.3% | 13.6% | 27.9% | 26.2% | 25.3% |
| Net income | 23.6 | 22.0 | 15.6 | 7.2 | 7.3 | 6.2 | 6.1 | 5.7 |
| Net margin | 29.1% | 27.8% | 22.4% | 19.4% | 25.3% | 22.1% | 21.6% | 22.1% |
| |
| Basic EPS | $3.15 | $2.87 | $2.08 | $1.58 | $2.03 | $1.70 | $1.68 | $1.66 |
| Diluted EPS | $3.15 | $2.87 | $2.08 | $1.58 | $2.03 | $1.70 | $1.68 | $1.66 |
| |
| Shares outstanding (basic) | 7.5 | 7.7 | 7.5 | 4.5 | 3.6 | 3.6 | 3.6 | 3.5 |
| Shares outstanding (diluted) | 7.5 | 7.7 | 7.5 | 4.5 | 3.6 | 3.6 | 3.6 | 3.5 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |