| In millions, except per share items | Jun-30-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| | 10-Q | 8-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
| INTEREST AND DIVIDEND INCOME | | | | | | | | |
| Loans, including fees: | | | | | | | | |
| Taxable | 47.1 | | 29.9 | 27.8 | 26.8 | 27.9 | 25.6 | 25.3 |
| Federally tax exempt | 1.0 | | 0.8 | 0.7 | 0.7 | 0.7 | 0.6 | 0.5 |
| |
| Securities: | | | | | | | | |
| Taxable | 6.5 | | 6.6 | 5.7 | 4.6 | 4.6 | 4.6 | 4.1 |
| Federally tax exempt | 1.2 | | 1.2 | 1.1 | 1.0 | 1.0 | 1.1 | 1.1 |
| Interest-bearing deposits in bank | 0.8 | | 0.5 | 0.4 | 0.2 | 0.1 | 0.2 | 0.1 |
| Other interest and dividend income | 0.1 | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Total interest and dividend income | 56.8 | | 39.0 | 35.8 | 33.3 | 34.4 | 32.1 | 31.1 |
| |
| INTEREST EXPENSE | | | | | | | | |
| Deposits | 4.3 | | 0.6 | 0.5 | 0.6 | 0.7 | 0.6 | 0.6 |
| Securities sold under agreements to repurchase | 0.0 | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Borrowings | 2.2 | | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | |
| Subordinated notes | 0.5 | | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Junior subordinated debentures issued to capital trusts | 0.5 | | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Total interest expense | 19.2 | | 3.4 | 2.9 | 3.0 | 3.3 | 3.0 | 3.1 |
| Net interest income | 48.9 | 42.2 | 37.4 | 34.4 | 31.9 | 32.9 | 30.7 | 29.7 |
| PROVISION FOR CREDIT LOSSES | -0.2 | | 0.4 | 0.1 | -0.6 | -0.8 | -1.7 | -2.2 |
| Net interest income after provision for credit losses | 49.1 | 42.8 | 37.0 | 34.2 | 32.5 | 33.7 | 32.4 | 31.9 |
| |
| NONINTEREST INCOME | | | | | | | | |
| Revenue | | | | | | | | |
| Mortgage servicing | 1.3 | | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| Mortgage servicing rights fair value adjustment | 0.1 | | 0.4 | 0.4 | 1.7 | 0.3 | 0.0 | -0.3 |
| Gains on sale of mortgage loans | 0.4 | | 0.4 | 0.3 | 0.6 | 0.9 | 1.3 | 1.6 |
| Unrealized gains (losses) on equity securities | 0.0 | | -0.1 | -0.2 | | | 0.0 | 0.0 |
| Gains (losses) on foreclosed assets | -0.1 | | -0.2 | 0.0 | 0.0 | 0.2 | 0.0 | 0.2 |
| Gains (losses) on other assets | 0.1 | | 0.0 | 0.0 | 0.2 | 0.7 | -0.7 | 0.0 |
| Income on bank owned life insurance | 0.1 | | 0.0 | 0.0 | 0.0 | | | |
| Other noninterest income | 0.9 | | 0.6 | 0.5 | 0.6 | 0.6 | 0.8 | 0.8 |
| Total noninterest income | 9.9 | 7.9 | 8.2 | 8.6 | 10.0 | 9.4 | 8.4 | 8.8 |
| |
| NONINTEREST EXPENSE | | | | | | | | |
| Salaries | 16.7 | | 12.8 | 12.9 | 13.0 | 12.6 | 11.8 | 12.2 |
| |
| Employee benefits | | | | | | | | |
| Occupancy of bank premises | 2.8 | | 2.0 | 1.7 | 2.1 | 1.8 | 1.6 | 1.5 |
| Furniture and equipment | 0.8 | | 0.7 | 0.6 | 0.6 | 0.8 | 0.7 | 0.6 |
| Data processing | 2.9 | | 1.6 | 2.0 | 1.7 | 2.2 | 1.8 | 1.7 |
| Marketing and customer relations | 1.4 | | 0.9 | 1.2 | 0.9 | 1.1 | 0.9 | 0.8 |
| Amortization of intangible assets | 0.7 | | 0.2 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 |
| FDIC insurance | 0.6 | | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 |
| Loan collection and servicing | 0.3 | | 0.3 | 0.3 | 0.2 | 0.2 | 0.4 | 0.3 |
| Foreclosed assets | 0.1 | | 0.1 | 0.0 | 0.1 | 0.2 | 0.2 | 0.3 |
| Other noninterest expense | 5.0 | | 3.3 | 2.5 | 2.7 | 3.0 | 2.8 | 2.8 |
| Total noninterest expense | 34.0 | | 24.0 | 23.8 | 24.2 | 24.4 | 22.2 | 22.2 |
| INCOME BEFORE INCOME TAX EXPENSE | 25.0 | | 21.2 | 18.9 | 18.4 | 18.7 | 18.6 | 18.5 |
| INCOME TAX EXPENSE | 6.6 | 6.1 | 5.6 | 4.9 | 4.8 | 5.1 | 4.9 | 4.8 |
| NET INCOME | 18.5 | 17.2 | 15.6 | 14.1 | 13.6 | 13.6 | 13.7 | 13.7 |
| |
| EARNINGS PER SHARE - BASIC | $0.58 | $0.60 | $0.54 | $0.49 | $0.47 | $0.46 | $0.50 | $0.50 |
| EARNINGS PER SHARE - DILUTED | $0.58 | $0.59 | $0.54 | $0.49 | $0.47 | $0.46 | $0.50 | $0.50 |
| |
| WEIGHTED AVERAGE SHARES OF COMMON STOCK OUTSTANDING - Basic | 32.0 | 28.8 | 28.8 | 28.9 | 29.0 | 27.8 | 27.3 | 27.4 |
| WEIGHTED AVERAGE SHARES OF COMMON STOCK OUTSTANDING - Diluted | 32.1 | 28.8 | 28.9 | 28.9 | 29.0 | 27.8 | 27.4 | 27.4 |