| 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 | | | | | | | 262.7 | 230.2 |
| Interest income on investments | 120.8 | 97.5 | 93.0 | 107.8 | 92.5 | 56.5 | 47.6 | 44.2 |
| | 585.0 | 483.2 | 525.0 | 607.6 | 540.4 | 333.1 | 306.0 | 269.8 |
| Interest expense: |
| Interest on deposits | 28.1 | 14.4 | 41.9 | 79.0 | 57.0 | 35.2 | 22.6 | 19.5 |
| | 65.9 | 31.1 | 68.5 | 123.3 | 91.1 | 49.5 | 33.3 | 23.3 |
| Net interest income | 519.1 | 452.1 | 456.5 | 484.3 | 449.2 | 283.5 | 272.7 | 246.5 |
| Provision for loan losses | 6.7 | -19.0 | 70.8 | 30.6 | 14.6 | 3.6 | 10.1 | 9.6 |
| Net interest income after provision for loan losses | 512.4 | 471.1 | 385.7 | 453.7 | 434.6 | 280.0 | 262.5 | 236.9 |
| Deposit and loan fees | 28.1 | 31.9 | 29.4 | 37.9 | 35.1 | 19.8 | 18.9 | 19.0 |
| Credit and debit card fees | | | | | | | | 11.6 |
| Gain on sale of investments, net | | | | | | | | 1.5 |
| Other non-interest income | 161.6 | 139.6 | 159.7 | 93.4 | 68.3 | 56.4 | 50.7 | 43.1 |
| Total non-interest income | 189.6 | 171.5 | 189.1 | 131.4 | 103.4 | 76.1 | 69.6 | 75.2 |
| Non-interest expenses | 455.3 | 400.8 | 390.7 | 342.3 | 323.5 | 239.9 | 201.4 | 201.1 |
| Pre-tax income | 241.7 | 240.9 | 184.4 | 242.9 | 214.2 | 116.2 | 130.7 | 110.9 |
| Income taxes | 24.1 | 35.8 | 28.6 | 44.8 | 41.6 | 19.4 | 42.2 | 35.9 |
| Tax rate | 10.0% | 14.8% | 15.5% | 18.4% | 19.4% | 16.7% | 32.3% | 32.3% |
| Net income | 217.6 | 205.2 | 155.8 | 198.1 | 172.6 | 96.8 | 88.5 | 75.1 |
| Net margin | 31.0% | 31.9% | 27.1% | 33.9% | 32.1% | 27.2% | 26.7% | 24.1% |
| |
| Basic EPS | $2.33 | $2.16 | $1.60 | $2.01 | $1.95 | $1.57 | $1.45 | $1.23 |
| Diluted EPS | $2.30 | $2.14 | $1.59 | $2.00 | $1.93 | $1.56 | $1.43 | $1.21 |
| |
| Shares outstanding (basic) | 93.5 | 95.0 | 97.4 | 98.3 | 88.6 | 61.5 | 61.2 | 61.1 |
| Shares outstanding (diluted) | 94.6 | 95.9 | 98.1 | 98.9 | 89.6 | 62.2 | 62.0 | 61.8 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |