| In millions, except per share items | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 |
| | 10-K/A | 10-K/A | 10-K/A | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 151.3 | 103.0 | 92.9 | 64.2 | 61.0 | 55.2 | 38.8 | 14.0 |
| Interest income on investments | | | | | | | 10.6 | 8.3 |
| | 208.4 | 165.3 | 158.6 | 153.5 | 193.7 | 169.0 | 167.2 | 168.2 |
| Interest expense: |
| Interest on deposits | | | | 7.2 | 7.4 | 9.5 | 21.5 | 37.2 |
| Interest on borrowings | 0.0 | 0.1 | 0.2 | | 0.5 | 0.2 | 0.3 | |
| | 15.6 | 9.6 | 7.9 | 7.5 | 7.9 | 9.7 | 21.8 | 37.2 |
| Net interest income | 192.8 | 155.6 | 150.7 | 146.0 | 185.7 | 159.3 | 145.4 | 130.9 |
| Provision for loan losses | 6.1 | 0.2 | 3.5 | 2.9 | -2.5 | 15.1 | 6.5 | 4.0 |
| Net interest income after provision for loan losses | 186.7 | 155.4 | 147.2 | 143.1 | 188.2 | 144.2 | 138.9 | 127.0 |
| Deposit and loan fees | | | | 4.8 | 5.2 | 5.1 | 5.6 | 6.5 |
| Gain on sale of investments, net | | | | 0.2 | 1.1 | 0.3 | -0.1 | 0.2 |
| Other non-interest income | 39.8 | 39.3 | 20.1 | 4.2 | -77.2 | -25.2 | 33.1 | 24.8 |
| Total non-interest income | 39.8 | 39.3 | 20.1 | 9.2 | -70.9 | -19.8 | 38.6 | 31.5 |
| Non-interest expenses | 138.8 | 120.9 | 123.4 | 93.5 | 98.0 | 89.2 | 91.0 | 85.6 |
| Pre-tax income before non-recurring items | 92.9 | 77.7 | 45.6 | 50.0 | 19.3 | 35.2 | 66.5 | 72.9 |
| Non-recurring items | 5.3 | 4.0 | 1.7 | 0.8 | | | | |
| Pre-tax income | 87.6 | 73.8 | 43.9 | 49.2 | 19.3 | 35.2 | 66.5 | 72.9 |
| Income taxes | 41.0 | 26.2 | 15.4 | 18.3 | 6.6 | 12.4 | 23.5 | 27.3 |
| Tax rate | 46.8% | 35.5% | 35.2% | 37.2% | 34.0% | 35.3% | 35.4% | 37.5% |
| Net income | 46.6 | 47.6 | 28.4 | 30.9 | 12.7 | 22.7 | 43.0 | 45.5 |
| Net margin | 20.6% | 24.4% | 17.0% | 20.3% | 10.9% | 18.3% | 24.2% | 28.7% |
| |
| Basic EPS | $1.20 | $1.29 | $0.79 | $0.97 | $0.40 | $0.72 | $1.36 | $1.44 |
| Diluted EPS | $1.19 | $1.28 | $0.77 | $0.94 | $0.39 | $0.69 | $1.32 | $1.40 |
| |
| Shares outstanding (basic) | 38.8 | 36.9 | 36.0 | 31.7 | 31.6 | 31.7 | 31.6 | 31.6 |
| Shares outstanding (diluted) | 39.1 | 37.2 | 36.9 | 32.8 | 32.7 | 32.9 | 32.6 | 32.5 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |