| 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 |
| Cash flows from operating activities | | | | | | | | |
| Net income | 5.3 | 6.8 | 8.3 | 8.0 | 8.0 | 13.3 | 10.7 | 12.1 |
| |
| Adjustments to reconcile net income to net cash from operating activities: | | | | | | | | |
| Depreciation and amortization | 1.2 | 1.1 | 1.1 | 1.1 | 1.1 | 1.4 | 1.2 | 1.2 |
| Amortization of intangibles | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 |
| Amortization of securities | 16.7 | 20.5 | 23.2 | 19.4 | 14.2 | 7.2 | 1.0 | 0.3 |
| Decrease in interest receivable | -0.7 | -0.8 | -0.9 | -1.1 | -1.1 | -0.6 | -0.4 | 0.2 |
| Decrease (increase) in deferred taxes | 0.2 | 0.1 | -0.1 | 9.8 | 0.4 | 0.3 | 0.5 | -0.5 |
| (Decrease) increase in accrued expenses | 1.3 | 0.6 | 2.8 | 34.7 | -0.5 | 41.9 | 42.3 | 14.6 |
| Income from life insurance investment | -0.8 | -0.7 | -0.7 | -0.7 | -0.7 | -0.8 | -0.7 | -0.7 |
| Loss on the sale of investment securities | | | 108.2 | | 92.1 | | 0.0 | -179.7 |
| Net cash provided by operating activities | 25.5 | 29.7 | 39.9 | 30.7 | 27.9 | 31.5 | 21.3 | 77.6 |
| |
| Cash flows from investing activities | | | | | | | | |
| Proceeds from the sale of fixed assets | 0.1 | | | | 0.1 | | 0.1 | 0.2 |
| Net purchase of property and equipment | -6.5 | -2.4 | -3.6 | -2.8 | -2.7 | -2.5 | -0.6 | -1.2 |
| Net cash (used in) investing activities | -51.8 | -76.4 | -147.9 | -278.9 | -347.8 | -324.9 | -243.7 | -66.5 |
| |
| Cash flows from financing activities | | | | | | | | |
| Dividends paid in cash | -3.6 | -3.6 | -3.6 | -3.6 | -3.6 | -4.5 | -3.6 | -3.6 |
| Proceeds from issuance of common stock | 0.2 | | | | 0.2 | | | |
| Repayments of long-term debt | | | 0.0 | -3.5 | -8.1 | | 0.0 | -11.5 |
| Net cash provided by financing activities | 45.6 | 29.6 | 54.8 | 98.0 | 151.2 | 263.3 | 232.1 | 134.8 |
| Cash and cash equivalents, beginning of period | | 35.0 | | | | 88.1 | | |
| Cash and cash equivalents, end of period | 54.2 | 65.4 | 35.0 | -62.1 | -80.6 | -14.7 | 88.1 | 169.8 |
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| Supplemental Cash Flow information: | | | | | | | | |
| Cash paid for: Interest | 15.8 | 11.0 | 7.4 | 4.5 | 4.0 | 5.3 | 4.1 | 4.8 |
| Taxes | | 0.4 | | | | | | 2.2 |
| Supplemental non-cash disclosures: | | | | | | | | |