| 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 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 271.6 | 263.3 | 224.6 | 200.3 | 166.8 | 161.0 | 151.7 | 136.7 |
| Interest income on investments | 104.0 | 99.9 | 92.7 | 89.7 | 77.5 | 70.9 | 69.8 | 61.5 |
| | 376.4 | 364.1 | 319.2 | 291.7 | 246.0 | 232.3 | 221.6 | 198.5 |
| Interest expense: |
| Interest on deposits | 5.7 | 13.1 | 27.1 | 16.9 | 8.2 | 4.5 | 3.6 | 3.9 |
| | 5.7 | 13.1 | 27.1 | 18.9 | 9.3 | 5.5 | 4.1 | 4.2 |
| Net interest income | 382.1 | 377.2 | 346.3 | 272.8 | 236.7 | 226.8 | 217.5 | 194.4 |
| Provision for loan losses | -1.1 | 19.5 | 3.0 | 5.7 | | | | |
| Net interest income after provision for loan losses | 383.2 | 357.7 | 343.3 | 267.1 | 236.7 | 226.8 | 217.5 | 194.4 |
| Deposit and loan fees | | | | 21.7 | 19.4 | | 17.2 | 16.9 |
| Gain on sale of investments, net | | | | 1.4 | 1.8 | | 0.4 | 0.0 |
| Other non-interest income | 142.2 | 139.9 | 108.4 | 78.7 | 69.8 | 85.1 | 55.8 | 49.7 |
| Total non-interest income | 142.2 | 139.9 | 108.4 | 101.8 | 91.0 | 85.1 | 73.4 | 66.6 |
| Non-interest expenses | 241.7 | 227.9 | 196.5 | 190.7 | 174.0 | 165.8 | 149.5 | 137.9 |
| Pre-tax income before non-recurring items | 272.0 | 242.4 | 198.0 | 178.0 | 146.8 | 136.1 | 131.0 | 118.6 |
| Non-recurring items | | | | -0.1 | -0.4 | 0.2 | -0.8 | 0.0 |
| Pre-tax income | 272.0 | 242.4 | 198.0 | 178.2 | 147.2 | 135.9 | 131.8 | 118.6 |
| Income taxes | 44.4 | 40.3 | 33.2 | 27.5 | 26.8 | 31.2 | 31.4 | 29.0 |
| Tax rate | 16.3% | 16.6% | 16.8% | 15.5% | 18.2% | 22.9% | 23.8% | 24.5% |
| Net income | 227.6 | 202.0 | 164.8 | 150.6 | 120.4 | 104.8 | 100.4 | 89.6 |
| Net margin | 43.3% | 40.6% | 36.5% | 40.8% | 36.7% | 33.6% | 34.5% | 34.3% |
| |
| Basic EPS | $1.60 | $1.42 | $1.22 | $1.11 | $0.91 | $1.59 | $1.55 | $1.40 |
| Diluted EPS | $1.59 | $1.42 | $1.21 | $1.11 | $0.91 | $1.59 | $1.54 | $1.39 |
| |
| Shares outstanding (basic) | 142.3 | 142.0 | 135.6 | 135.2 | 132.3 | 66.0 | 64.9 | 64.0 |
| Shares outstanding (diluted) | 143.1 | 142.5 | 136.3 | 136.0 | 132.6 | 66.1 | 65.1 | 64.3 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |