| 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 | 430.2 | 453.4 | 887.5 | 713.1 | 2,079.3 | 259.2 | 246.0 | 231.5 |
| Interest income on investments | 72.7 | 66.1 | 64.3 | 57.8 | 57.3 | 35.6 | 34.9 | 34.3 |
| Interest income on repurchase agreements | | | | | | | 0.0 | 0.0 |
| | 505.5 | 523.6 | 554.0 | 473.4 | 377.8 | 297.4 | 282.4 | 267.1 |
| Interest expense: |
| Interest on deposits | 8.1 | 18.1 | 49.3 | 32.6 | 21.4 | 12.7 | 13.1 | 13.8 |
| Interest on borrowings | | | | 0.2 | | | | |
| | 17.3 | 26.6 | 820.8 | 775.4 | 2,722.0 | 17.6 | 18.1 | 18.6 |
| Net interest income | 488.2 | 497.0 | 495.0 | 432.5 | 349.8 | 279.8 | 264.4 | 248.5 |
| Provision for loan losses | -14.6 | 56.9 | 13.9 | 8.6 | 11.0 | 10.0 | 6.8 | -6.6 |
| Net interest income after provision for loan losses | 502.8 | 440.1 | 481.1 | 423.9 | 338.8 | 269.8 | 257.5 | 255.1 |
| Deposit and loan fees | | | | | | | 17.0 | 16.6 |
| Credit and debit card fees | | | | | | | 32.8 | 30.7 |
| Gain on sale of investments, net | | | | -0.1 | 0.7 | 0.3 | 0.1 | 0.1 |
| Other non-interest income | 150.5 | 156.7 | 142.6 | 138.9 | 141.1 | 136.2 | 71.6 | 64.5 |
| Total non-interest income | 150.5 | 156.7 | 142.6 | 138.8 | 141.8 | 136.5 | 121.5 | 111.8 |
| Non-interest expenses | 212.1 | 387.5 | 388.6 | 356.4 | 323.9 | 261.0 | 248.6 | 237.3 |
| Pre-tax income before non-recurring items | 259.4 | 209.3 | 255.4 | 218.7 | 183.9 | 152.3 | 136.3 | 137.6 |
| Non-recurring items | 11.6 | | 20.3 | 12.4 | 27.2 | 7.0 | 5.8 | 8.0 |
| Pre-tax income | 247.8 | 209.3 | 235.1 | 206.3 | 156.7 | 145.3 | 130.5 | 129.6 |
| Income taxes | 55.7 | 48.1 | 54.1 | 46.1 | 50.2 | 49.6 | 43.7 | 45.2 |
| Tax rate | 22.5% | 23.0% | 23.0% | 22.3% | 32.0% | 34.1% | 33.5% | 34.9% |
| Earnings from continuing ops | 192.1 | 161.2 | 181.0 | 160.2 | 106.5 | 95.7 | 86.8 | 84.4 |
| Earnings from discontinued ops | | | | | | | 86.8 | |
| Net income | 192.1 | 161.2 | 181.0 | 160.2 | 106.5 | 95.7 | 86.8 | 84.4 |
| Net margin | 29.4% | 27.0% | 29.0% | 28.5% | 22.2% | 23.6% | 22.9% | 23.0% |
| |
| Basic EPS | $3.12 | $2.53 | $2.84 | $2.77 | $2.07 | $2.15 | $1.92 | $1.89 |
| Diluted EPS | $3.11 | $2.53 | $2.83 | $2.75 | $2.05 | $2.13 | $1.90 | $1.87 |
| |
| Shares outstanding (basic) | 61.7 | 63.6 | 63.6 | 57.8 | 51.4 | 44.5 | 45.2 | 44.6 |
| Shares outstanding (diluted) | 61.7 | 63.7 | 63.9 | 58.2 | 51.9 | 44.9 | 45.6 | 45.2 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |