| 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 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 479.9 | 435.5 | 466.4 | 501.3 | 428.4 | 344.5 | 302.3 | 236.3 |
| Interest income on investments | 53.0 | 31.5 | 30.5 | 35.4 | 30.4 | 28.0 | 26.4 | 26.5 |
| | 541.8 | 468.7 | 498.1 | 542.6 | 461.9 | 374.8 | 329.1 | 263.0 |
| Interest expense: |
| Interest on deposits | 35.2 | 29.0 | 54.0 | 82.0 | 49.8 | 24.6 | 17.9 | 13.7 |
| | 60.5 | 44.7 | 71.3 | 98.9 | 65.3 | 37.9 | 28.1 | 21.7 |
| Net interest income | 481.3 | 424.0 | 426.8 | 443.7 | 396.5 | 336.9 | 301.0 | 241.4 |
| Provision for loan losses | 23.8 | -1.7 | 86.9 | 7.1 | 6.8 | 7.6 | 7.5 | 4.8 |
| Net interest income after provision for loan losses | 457.5 | 425.7 | 339.9 | 436.6 | 389.7 | 329.3 | 293.5 | 236.6 |
| Deposit and loan fees | 40.0 | 36.6 | 31.3 | 36.0 | 34.7 | 33.2 | 31.9 | 29.3 |
| Gain on sale of investments, net | | | | | | | | 0.1 |
| Other non-interest income | 109.3 | 190.4 | 204.2 | 117.3 | 109.3 | 98.9 | 105.5 | 78.9 |
| Total non-interest income | 149.3 | 227.0 | 235.5 | 153.3 | 144.0 | 132.1 | 137.4 | 108.3 |
| Non-interest expenses | 395.5 | 429.8 | 472.0 | 374.2 | 345.0 | 301.6 | 295.1 | 245.1 |
| Pre-tax income before non-recurring items | 213.8 | 223.2 | 112.9 | 216.0 | 202.9 | 170.2 | 139.8 | 111.4 |
| Non-recurring items | 2.5 | 0.4 | 9.4 | 0.3 | 14.2 | 10.4 | 4.0 | 11.6 |
| Pre-tax income | 211.3 | 222.8 | 103.5 | 215.7 | 188.6 | 159.9 | 135.8 | 99.8 |
| Income taxes | 45.2 | 46.9 | 19.8 | 48.1 | 41.7 | 67.7 | 44.8 | 31.8 |
| Tax rate | 21.4% | 21.1% | 19.2% | 22.3% | 22.1% | 42.3% | 33.0% | 31.8% |
| Net income | 166.1 | 175.9 | 83.7 | 167.6 | 146.9 | 92.2 | 90.9 | 68.0 |
| Net margin | 27.4% | 27.0% | 14.5% | 28.4% | 27.5% | 20.0% | 21.1% | 19.7% |
| |
| Basic EPS | $2.97 | $3.13 | $1.49 | $2.89 | $2.80 | $1.97 | $2.18 | $1.89 |
| Diluted EPS | $2.95 | $3.12 | $1.48 | $2.88 | $2.79 | $1.96 | $2.17 | $1.88 |
| |
| Shares outstanding (basic) | 55.9 | 56.1 | 56.3 | 58.0 | 52.5 | 46.9 | 41.7 | 36.0 |
| Shares outstanding (diluted) | 56.2 | 56.4 | 56.5 | 58.2 | 52.6 | 47.0 | 42.0 | 36.2 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |