| In millions, except per share items | Dec-31-22 | Dec-05-22 | Jun-30-22 | Dec-31-21 | Dec-05-21 | Jun-30-21 | Dec-31-20 | Dec-31-19 |
| | 10-K | 8-K | 8-K | 10-K | 8-K | 8-K | 10-K/A | 10-K/A |
| Interest income: |
| Interest income on loans | 26.0 | 26.0 | 11.8 | 26.1 | 26.1 | 13.1 | 28.4 | 28.6 |
| Interest income on investments | 7.1 | | | 3.1 | | | 2.3 | 2.8 |
| | 34.8 | 34.8 | 15.2 | 29.5 | 29.5 | 14.6 | 31.1 | 32.5 |
| Interest expense: |
| Interest on deposits | 2.3 | | | 1.9 | | | 2.7 | 3.6 |
| | 2.5 | 2.5 | 0.8 | 2.0 | 2.0 | 1.1 | 2.9 | 4.1 |
| Net interest income | 37.3 | 32.3 | 14.5 | 31.5 | 27.5 | 13.5 | 28.2 | 28.4 |
| Net interest income after provision for loan losses | 37.3 | 32.3 | 14.5 | 31.5 | 27.5 | 13.5 | 28.2 | 28.4 |
| Credit and debit card fees | | 0.7 | | | 0.5 | | | |
| Other non-interest income | 6.7 | 6.0 | 3.4 | 7.3 | 6.8 | 3.7 | 6.9 | 5.4 |
| Total non-interest income | 6.7 | 6.7 | 3.4 | 7.3 | 7.3 | 3.7 | 6.9 | 5.4 |
| Non-interest expenses | 23.4 | 23.4 | 11.2 | 22.1 | 22.1 | 10.7 | 20.3 | 19.8 |
| Pre-tax income before non-recurring items | 3.5 | 16.2 | 7.3 | 13.4 | 12.0 | 7.0 | 13.1 | 12.9 |
| Non-recurring items | | -0.3 | | | -1.4 | | | |
| Pre-tax income | 3.5 | 16.5 | 7.3 | 13.4 | 13.4 | 7.0 | 13.1 | 12.9 |
| Income taxes | -9.8 | 3.2 | 1.4 | 2.6 | 2.6 | 1.3 | 2.5 | 2.5 |
| Tax rate | | 19.5% | 19.3% | 19.2% | 19.2% | 19.3% | 19.3% | 19.4% |
| Net income | 13.3 | 13.3 | 5.9 | 10.8 | 10.8 | 5.6 | 10.6 | 10.4 |
| Net margin | 336.7% | 32.7% | 32.5% | 27.9% | 30.8% | 32.5% | 30.1% | 30.8% |
| |
| Basic EPS | | $4.91 | $2.17 | $3.97 | $3.97 | $2.05 | $3.85 | $3.80 |
| Diluted EPS | | $4.91 | $2.17 | $3.97 | $3.97 | $2.05 | $3.85 | $3.80 |
| |
| Shares outstanding (basic) | | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
| Shares outstanding (diluted) | | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 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. |