| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 73.0 | 64.8 | 60.2 | 53.3 | 44.4 | 37.3 | 32.6 | 31.9 |
| Interest income on investments | 4.4 | 3.8 | 3.9 | 3.9 | 3.3 | 2.6 | 2.9 | 2.8 |
| | 77.6 | 68.8 | 64.7 | 57.6 | 47.7 | 40.0 | 35.6 | 34.7 |
| Interest expense: |
| Interest on deposits | 2.9 | 7.7 | 11.9 | 8.4 | 4.9 | 4.0 | 3.3 | 3.1 |
| | 4.5 | 8.7 | 12.5 | 9.0 | 5.7 | 4.7 | 3.8 | 3.6 |
| Net interest income | 82.1 | 77.6 | 77.2 | 66.6 | 42.0 | 35.2 | 31.8 | 31.1 |
| Provision for loan losses | | | | | 0.7 | 1.2 | 1.2 | 1.2 |
| Net interest income after provision for loan losses | 82.1 | 77.6 | 77.2 | 66.6 | 41.3 | 34.0 | 30.6 | 29.9 |
| Deposit and loan fees | | | | | | | 1.7 | 1.8 |
| Other non-interest income | 18.8 | 18.2 | 18.1 | 15.2 | 13.0 | 11.3 | 12.0 | 8.4 |
| Total non-interest income | 18.8 | 18.2 | 18.1 | 15.2 | 13.0 | 11.3 | 13.7 | 10.3 |
| Non-interest expenses | 61.2 | 59.9 | 47.8 | 43.3 | 38.6 | 35.1 | 32.7 | 31.3 |
| Pre-tax income before non-recurring items | 31.9 | 12.8 | 22.2 | 18.6 | 15.7 | 10.2 | 12.3 | 8.9 |
| Non-recurring items | | | | | | | 0.7 | |
| Pre-tax income | 31.9 | 12.8 | 22.2 | 18.6 | 15.7 | 10.2 | 11.6 | 8.9 |
| Income taxes | 7.9 | 1.6 | 5.2 | 2.3 | 5.2 | 1.9 | 3.8 | 0.7 |
| Tax rate | 24.7% | 12.2% | 23.5% | 12.2% | 33.2% | 18.9% | 32.4% | 7.9% |
| Net income | 0.0 | 0.0 | 0.0 | 0.0 | 10.5 | 8.3 | 7.8 | 8.2 |
| Net margin | 0.0% | 0.0% | 0.0% | 0.0% | 19.3% | 18.3% | 17.7% | 20.4% |
| |
| Basic EPS | $0.00 | $0.00 | $0.00 | $0.00 | $2.21 | $1.93 | $1.85 | $1.96 |
| Diluted EPS | $0.00 | $0.00 | $0.00 | $0.00 | $2.16 | $1.90 | $1.82 | $1.92 |
| |
| Shares outstanding (basic) | 5.4 | 5.2 | 4.9 | 4.8 | 4.7 | 4.3 | 4.2 | 4.2 |
| Shares outstanding (diluted) | 5.5 | 5.3 | 5.0 | 4.9 | 4.9 | 4.4 | 4.3 | 4.3 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |