| In millions, except per share items | Jun-30-23 | Mar-31-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Interest and Dividend Income | | | | | | | | |
| Interest and fees on loans | 50.3 | 47.7 | 44.4 | 42.9 | 41.9 | 40.8 | 41.4 | 41.9 |
| Interest and dividends on securities | 4.3 | 4.0 | 3.8 | 3.5 | 3.1 | 2.7 | 2.2 | 1.9 |
| Other income | 0.8 | 0.5 | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 |
| Total interest and dividend income | 55.4 | 52.2 | 48.6 | 46.6 | 45.1 | 43.6 | 43.7 | 43.9 |
| |
| Interest Expense | | | | | | | | |
| Interest expense on deposits | 12.3 | 8.8 | 5.6 | 3.6 | 3.2 | 3.3 | 3.6 | 4.1 |
| Interest expense on borrowings | 3.1 | 1.8 | 1.1 | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 |
| Total interest expense | 15.4 | 10.6 | 6.8 | 4.1 | 3.6 | 3.9 | 4.3 | 4.9 |
| Net interest income | 40.0 | 41.6 | 41.8 | 42.5 | 41.5 | 39.7 | 39.4 | 39.0 |
| Provision for (reversal of) credit losses | 1.4 | 2.2 | 1.4 | -0.4 | -1.9 | -3.4 | -3.7 | -0.7 |
| Provision for (reversal of) credit losses | 1.4 | 2.2 | 1.4 | -0.4 | -1.9 | -3.4 | -3.7 | -0.7 |
| Net interest income after provision for (reversal of) credit losses | 38.6 | 39.4 | 40.4 | 42.9 | 43.4 | 43.1 | 43.1 | 39.8 |
| |
| Non-interest Income | | | | | | | | |
| Service charges on deposit accounts | 44.0 | 44.9 | 46.3 | 49.2 | 49.9 | 50.0 | 50.5 | 48.4 |
| Service charges on deposit accounts growth | -11.8% | -10.1% | -8.3% | 1.7% | 11.9% | 22.1% | 34.5% | 36.9% |
| Net gain on sales of loans | 0.2 | 0.5 | 0.9 | 1.2 | 1.6 | 1.9 | 2.6 | 3.6 |
| Increase in cash surrender value of life insurance | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 |
| Gain on disposal of premises and equipment | 0.0 | 0.0 | 0.0 | | | | | |
| Investment advisory income | 1.1 | 1.2 | 1.2 | 1.3 | 1.3 | 1.3 | 1.1 | 1.2 |
| Other | 0.6 | 0.6 | 0.5 | 0.5 | 0.4 | 0.4 | 0.3 | 0.3 |
| Total non-interest income | 5.4 | 5.6 | 5.9 | 6.3 | 6.5 | 6.9 | 7.4 | 8.6 |
| |
| Non-interest Expense | | | | | | | | |
| Salaries and employee benefits | 20.8 | 21.3 | 21.6 | 21.8 | 21.6 | 21.0 | 20.1 | 19.2 |
| Occupancy | 4.5 | 4.6 | 4.6 | 4.5 | 4.4 | 4.3 | 4.1 | 4.0 |
| Data processing | 1.9 | 1.9 | 1.9 | 1.9 | 1.9 | 1.8 | 1.7 | 1.6 |
| Professional fees | 1.9 | 1.7 | 1.7 | 1.8 | 1.8 | 1.8 | 1.8 | 2.0 |
| Marketing | 0.6 | 0.7 | 0.7 | 0.8 | 0.8 | 0.7 | 0.7 | 0.5 |
| FDIC deposit insurance and other insurance | 1.1 | 0.9 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.7 |
| Amortization of intangible assets | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Other | 6.5 | 6.3 | 6.0 | 5.8 | 5.9 | 6.1 | 6.1 | 6.3 |
| Total non-interest expense | 37.3 | 37.5 | 37.4 | 37.4 | 37.3 | 36.7 | 35.5 | 34.5 |
| Income before income taxes | 6.7 | 7.4 | 8.9 | 11.8 | 12.6 | 13.4 | 15.0 | 13.9 |
| Provision for income taxes | 1.6 | 1.7 | 1.9 | 2.6 | 2.9 | 3.1 | 3.4 | 2.9 |
| Net income | 5.1 | 5.7 | 7.0 | 9.2 | 9.8 | 10.3 | 11.6 | 10.9 |
| |
| Earnings per common share: | | | | | | | | |
| Basic | $0.47 | $0.53 | $0.65 | $0.84 | $0.90 | $0.95 | $1.07 | $1.02 |
| Diluted | $0.47 | $0.52 | $0.64 | $0.83 | $0.89 | $0.94 | $1.06 | $1.01 |
| |
| Weighted average shares outstanding, basic | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.8 | 10.7 |
| Weighted average shares outstanding, diluted | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 |