| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 8-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| INTEREST AND DIVIDEND INCOME | | | | | | | | |
| Interest and Fees on Loans | | 105.0 | 100.5 | 95.5 | 81.6 | 70.2 | 62.8 | 56.9 |
| Interest on Deposits at Banks | 3.1 | 0.6 | 0.3 | 0.7 | 0.7 | 0.3 | 0.2 | 0.1 |
| |
| Interest and Dividends on Investment Securities: | | | | | | | | |
| Fully Taxable | | 6.5 | 7.1 | 8.9 | 8.6 | 7.9 | 7.9 | 8.0 |
| Exempt from Federal Taxes | | 3.5 | 4.0 | 4.7 | 5.6 | 6.2 | 6.0 | 5.7 |
| Total Interest and Dividend Income | | 0.0 | 0.0 | 0.0 | 0.0 | 84.7 | 76.9 | 70.7 |
| |
| INTEREST EXPENSE | | | | | | | | |
| Savings Deposits | 7.9 | 1.9 | 5.1 | 8.4 | 3.5 | 1.4 | 0.9 | 0.7 |
| Time Deposits over $250,000 | 0.4 | 0.3 | 1.5 | 1.9 | 1.2 | 0.3 | 0.2 | 0.1 |
| Other Time Deposits | 0.6 | 0.6 | 2.8 | 4.2 | 1.4 | 1.0 | 0.9 | 1.0 |
| Junior Subordinated Obligations Issued to Unconsolidated Subsidiary Trusts | | 0.7 | 0.7 | 1.0 | 1.0 | 0.8 | 0.7 | 0.6 |
| Interest on Financing Leases | 0.2 | 0.2 | 0.2 | 0.1 | | | | |
| Total Interest Expense | 0.6 | 2.2 | 2.6 | 6.1 | 5.8 | 7.0 | 5.4 | 4.8 |
| NET INTEREST INCOME | 118.3 | 110.4 | 99.2 | 88.0 | 84.0 | 77.7 | 71.6 | 65.9 |
| Provision for Credit Losses | 4.8 | | | | | | | |
| NET INTEREST INCOME AFTER PROVISION FOR CREDIT LOSSES | 113.5 | 110.1 | 89.9 | 86.0 | 81.4 | 74.9 | 69.5 | 64.6 |
| |
| NON-INTEREST INCOME | | | | | | | | |
| Revenue from contract with customer | | | | | | | | |
| Insurance Commissions | | 6.5 | 6.9 | 7.2 | 7.9 | 8.6 | 8.7 | 9.0 |
| Net Gain on Sales of Loans | | 2.4 | 3.9 | 0.6 | 0.1 | 0.5 | 0.8 | 0.7 |
| Other Operating Income | -2.6 | 0.7 | 0.2 | 1.0 | 0.9 | 0.9 | 1.1 | 1.4 |
| Total Non-Interest Income | 30.9 | 32.4 | 32.7 | 28.6 | 28.9 | 27.6 | 27.8 | 28.1 |
| |
| NON-INTEREST EXPENSE | | | | | | | | |
| Salaries and Employee Benefits | | 44.8 | 42.1 | 38.4 | 38.8 | 37.7 | 34.6 | 33.1 |
| Occupancy Expenses, Net | | 5.8 | 5.6 | 5.4 | 5.0 | 4.9 | 9.4 | 9.3 |
| Technology and Equipment Expense | 16.1 | 14.9 | 13.0 | 13.1 | 11.3 | 10.5 | | |
| FDIC Assessments | | 1.0 | 1.1 | 0.2 | 0.9 | 0.9 | 1.1 | 1.2 |
| Other Operating Expense | | 0.9 | 0.9 | 0.9 | 1.2 | 8.8 | 14.5 | 13.9 |
| Total Non-Interest Expense | 81.5 | 78.0 | 70.7 | 67.5 | 65.1 | 62.7 | 59.6 | 57.4 |
| INCOME BEFORE PROVISION FOR INCOME TAXES | | 64.4 | 51.9 | 47.1 | | | | |
| Provision for Income Taxes | 14.1 | 0.3 | 0.4 | 0.5 | 0.7 | 10.5 | 11.2 | 10.6 |
| NET INCOME | 48.8 | 49.9 | 40.8 | 37.5 | 36.3 | 29.3 | 26.5 | 24.7 |
| |
| Average Shares Outstanding: | | | | | | | | |
| Basic (in shares) | 16.5 | 16.0 | 15.9 | 15.8 | 15.3 | 14.7 | 14.2 | 13.7 |
| Diluted (in shares) | 16.5 | 16.1 | 15.9 | 15.9 | 15.4 | 14.8 | 14.3 | 13.7 |
| |
| Per Common Share: | | | | | | | | |
| Basic Earnings (in dollars per share) | $2.95 | $3.11 | $2.56 | $2.36 | $2.37 | $1.99 | $1.87 | $1.80 |
| Diluted Earnings (in dollars per share) | $2.95 | $3.10 | $2.56 | $2.36 | $2.36 | $1.98 | $1.86 | $1.80 |