| 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 income: |
| Interest income on loans | 181.2 | 183.6 | 198.2 | 195.6 | 160.7 | 121.6 | 84.2 | 61.6 |
| Interest income on investments | | 5.4 | 8.2 | 10.5 | 6.4 | 6.8 | 4.3 | 2.6 |
| | 419.2 | 387.6 | 322.1 | 311.2 | 263.0 | 177.2 | 124.5 | 98.8 |
| Interest expense: |
| Interest on deposits | | 9.7 | 27.4 | 40.2 | 23.1 | 13.1 | 9.2 | 6.9 |
| | 18.7 | 18.4 | 37.4 | 55.3 | 35.9 | 21.5 | 12.1 | 8.1 |
| Net interest income | 400.5 | 369.1 | 284.7 | 255.9 | 227.1 | 155.7 | 112.4 | 90.7 |
| Provision for loan losses | | -8.8 | 38.3 | 7.9 | | 11.6 | 6.7 | 4.5 |
| Net interest income after provision for loan losses | 400.5 | 378.0 | 246.4 | 248.0 | 227.1 | 144.1 | 105.7 | 86.1 |
| Deposit and loan fees | | | | | | | | 2.7 |
| Credit and debit card fees | 8.2 | | | | | | | 2.2 |
| Gain on sale of investments, net | | | | | | | | 0.3 |
| Other non-interest income | 75.9 | 54.5 | 60.4 | 31.6 | 23.0 | 40.7 | 21.0 | 28.1 |
| Total non-interest income | 84.1 | 54.5 | 60.4 | 31.6 | 23.0 | 40.7 | 21.0 | 33.3 |
| Non-interest expenses | 340.6 | 287.5 | 222.1 | 204.1 | 167.4 | 123.6 | 93.1 | 81.9 |
| Pre-tax income before non-recurring items | 137.0 | 145.0 | 94.5 | 75.4 | 67.6 | 82.0 | 33.5 | 37.6 |
| Non-recurring items | | | 9.8 | | 1.1 | 20.9 | | |
| Pre-tax income | 137.0 | 145.0 | 84.7 | 75.4 | 66.5 | 61.1 | 33.5 | 37.6 |
| Income taxes | 34.7 | 32.0 | 20.7 | 16.9 | 14.8 | 24.9 | 12.8 | 8.4 |
| Tax rate | 25.3% | 22.1% | 24.4% | 22.4% | 22.2% | 40.7% | 38.2% | 22.4% |
| Net income | 99.1 | 109.8 | 62.3 | 58.5 | 51.1 | 35.4 | 19.8 | 28.4 |
| Net margin | 19.1% | 25.4% | 20.3% | 20.9% | 20.2% | 19.2% | 15.6% | 23.7% |
| |
| Basic EPS | | $4.44 | $2.56 | $2.26 | $2.06 | $1.85 | $1.11 | $1.60 |
| Diluted EPS | | $4.35 | $2.53 | $2.25 | $2.01 | $1.77 | $1.10 | $1.53 |
| |
| Shares outstanding (basic) | | 24.7 | 24.4 | 25.9 | 24.8 | 19.1 | 17.9 | 17.7 |
| Shares outstanding (diluted) | | 25.3 | 24.6 | 26.1 | 25.5 | 20.0 | 18.1 | 18.5 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |