| In millions, except per share items | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 41.9 | 39.3 | 24.9 | 20.1 | 19.6 | 19.2 | 21.9 | 22.7 |
| Interest income on investments | 4.1 | 3.9 | 4.1 | 4.4 | 4.0 | 4.0 | 3.8 | 3.5 |
| | 46.2 | 43.4 | 29.2 | 24.5 | 23.6 | 23.2 | 25.7 | 26.2 |
| Interest expense: |
| Interest on borrowings | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| | 9.4 | 5.7 | 3.3 | 2.7 | 2.3 | 2.9 | 3.8 | 4.6 |
| Net interest income | 36.8 | 37.7 | 25.9 | 21.8 | 21.3 | 20.3 | 22.0 | 21.5 |
| Provision for loan losses | 1.2 | 1.7 | 0.7 | 1.1 | 1.1 | 2.5 | 1.5 | 1.5 |
| Net interest income after provision for loan losses | 35.6 | 36.0 | 25.1 | 20.7 | 20.2 | 17.8 | 20.5 | 20.1 |
| Deposit and loan fees | | | 1.1 | 1.1 | 1.2 | 1.3 | 1.4 | 1.1 |
| Gain on sale of investments, net | | | 0.4 | 0.1 | 0.9 | 0.6 | 0.4 | 0.0 |
| Other non-interest income | 5.2 | 5.4 | 4.8 | 3.8 | 2.9 | 2.9 | 2.8 | 2.5 |
| Total non-interest income | 5.2 | 5.4 | 6.4 | 5.0 | 5.0 | 4.8 | 4.5 | 3.7 |
| Non-interest expenses | 27.9 | 28.0 | 24.6 | 19.0 | 18.6 | 17.5 | 17.7 | 16.7 |
| Pre-tax income before non-recurring items | 13.0 | 13.5 | 9.1 | 6.6 | 6.5 | 5.1 | 7.3 | 7.0 |
| Non-recurring items | | 0.1 | 2.2 | | | | | |
| Pre-tax income | 13.0 | 13.4 | 6.8 | 6.6 | 6.5 | 5.1 | 7.3 | 7.0 |
| Income taxes | 2.3 | 5.5 | 1.9 | 1.5 | 1.7 | 1.2 | 2.1 | 2.1 |
| Tax rate | 17.7% | 40.7% | 27.3% | 22.6% | 25.9% | 23.7% | 28.7% | 29.6% |
| Net income | 10.7 | 7.9 | 5.0 | 5.1 | 4.7 | 3.8 | 4.9 | 4.1 |
| Net margin | 26.2% | 19.2% | 15.8% | 19.8% | 18.6% | 16.7% | 19.6% | 17.4% |
| |
| Basic EPS | $2.48 | $1.87 | $1.56 | $1.82 | $1.69 | $1.38 | $1.81 | $1.54 |
| Diluted EPS | $2.48 | $1.85 | $1.55 | $1.79 | $1.66 | $1.36 | $1.79 | $1.53 |
| |
| Shares outstanding (basic) | 4.3 | 4.3 | 3.2 | 2.8 | 2.8 | 2.7 | 2.7 | 2.7 |
| Shares outstanding (diluted) | 4.3 | 4.3 | 3.2 | 2.8 | 2.8 | 2.8 | 2.7 | 2.7 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |