| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 8-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | | 568.1 | 617.6 | 523.2 | 463.3 | 338.0 | 300.3 | 265.5 |
| Interest income on investments | | 76.2 | 72.8 | 54.5 | 41.9 | 37.5 | 31.9 | 31.2 |
| | 607.8 | 651.3 | 698.7 | 582.5 | 509.7 | 378.3 | 336.0 | 299.9 |
| Interest expense: |
| Interest on deposits | | 38.2 | 77.6 | 37.8 | 16.2 | 9.9 | 9.5 | 10.4 |
| | 38.5 | 71.7 | 110.3 | 65.9 | 37.7 | 28.6 | 24.4 | 23.0 |
| Net interest income | 569.4 | 579.6 | 588.5 | 516.6 | 472.0 | 349.7 | 311.6 | 276.9 |
| Provision for loan losses | 3.2 | 98.6 | 44.0 | 47.9 | 31.3 | 31.0 | 21.2 | 19.2 |
| Net interest income after provision for loan losses | 566.2 | 481.0 | 544.5 | 468.8 | 440.7 | 318.7 | 290.4 | 257.7 |
| Deposit and loan fees | 44.4 | 42.1 | 49.4 | 48.7 | 48.4 | 40.7 | 40.0 | 36.9 |
| Credit and debit card fees | | | | | | | 27.0 | 24.3 |
| Gain on sale of investments, net | | | | | -1.9 | 1.4 | 2.4 | 8.1 |
| Other non-interest income | 137.3 | 98.6 | 113.5 | 95.9 | 116.7 | 117.2 | 67.2 | 57.3 |
| Total non-interest income | 181.7 | 140.7 | 162.9 | 144.6 | 163.1 | 159.3 | 136.6 | 126.6 |
| Non-interest expenses | 476.8 | 486.7 | 441.4 | 416.3 | 415.9 | 339.5 | 307.2 | 283.8 |
| Pre-tax income before non-recurring items | 286.0 | 161.9 | 310.9 | 236.7 | 228.2 | 167.3 | 131.2 | 128.0 |
| Non-recurring items | 14.9 | 27.0 | 44.9 | 39.6 | 40.2 | 28.8 | 11.4 | 27.5 |
| Pre-tax income | 271.1 | 135.0 | 265.9 | 197.1 | 188.0 | 138.5 | 119.8 | 100.5 |
| Income taxes | 71.6 | 27.1 | 66.2 | 39.2 | 89.6 | 46.2 | 37.7 | 31.2 |
| Tax rate | 26.4% | 20.1% | 24.9% | 19.9% | 47.7% | 33.3% | 31.5% | 31.0% |
| Net income | 181.5 | 97.8 | 198.1 | 156.6 | 98.4 | 92.3 | 82.1 | 69.3 |
| Net margin | 24.3% | 15.7% | 28.0% | 25.5% | 16.3% | 19.3% | 19.2% | 18.0% |
| |
| Basic EPS | | $0.87 | $1.83 | $1.52 | $0.97 | $1.16 | $1.06 | $0.93 |
| Diluted EPS | | $0.87 | $1.82 | $1.52 | $0.97 | $1.16 | $1.06 | $0.93 |
| |
| Shares outstanding (basic) | | 112.4 | 108.2 | 102.9 | 101.4 | 79.8 | 77.1 | 74.5 |
| Shares outstanding (diluted) | | 112.7 | 108.6 | 102.9 | 101.4 | 79.8 | 77.1 | 74.5 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |