| In millions, except per share items | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 | Dec-31-09 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Interest income: |
| Interest income on loans | 127.4 | 114.9 | 104.2 | 86.2 | 84.6 | 78.2 | 73.4 | 65.5 |
| Interest income on investments | 12.7 | 12.2 | 12.4 | 0.3 | 0.3 | 0.1 | | 0.0 |
| Interest income on repurchase agreements | 0.2 | 0.1 | 0.1 | 0.3 | 0.2 | 0.1 | 0.0 | 0.1 |
| | 153.5 | 140.5 | 128.9 | 114.1 | 115.1 | 102.9 | 96.6 | 86.7 |
| Interest on deposits | 18.4 | 16.2 | 12.3 | 13.0 | 14.8 | 13.6 | 15.6 | 23.7 |
| Total interest expense | 25.6 | 24.1 | 21.2 | 21.8 | 24.0 | 23.7 | 27.6 | 36.2 |
| Net interest income | 127.9 | 116.4 | 107.7 | 92.3 | 91.0 | 79.2 | 69.0 | 50.5 |
| Provision for loan losses | -0.3 | 1.4 | 1.9 | 0.0 | 7.1 | 6.9 | 10.5 | 6.8 |
| Net interest income after provision for loan losses | 128.1 | 115.0 | 105.8 | 92.4 | 83.9 | 72.3 | 58.5 | 43.8 |
| Deposit and loan fees | 4.8 | 3.9 | 4.2 | 3.4 | 3.5 | 3.1 | 2.6 | 4.7 |
| Gain on sale of investments, net | 4.6 | 1.2 | 1.2 | 0.3 | | 2.4 | 0.7 | 0.8 |
| Other non-interest income | 53.0 | 47.7 | 33.8 | 26.2 | | 28.8 | 24.0 | 17.9 |
| Total non-interest income | 62.4 | 52.7 | 39.2 | 29.9 | 63.4 | 34.3 | 27.4 | 23.3 |
| Non-interest expenses | 115.2 | 96.3 | 96.2 | 84.6 | 79.3 | 64.5 | 59.5 | 52.4 |
| Pre-tax income before non-recurring items | 79.4 | 74.8 | 54.5 | 38.1 | 68.0 | 43.0 | 30.8 | 14.7 |
| Non-recurring items | 4.1 | 3.4 | 5.8 | 0.5 | | | | |
| Asset impairment | | | | | | 0.9 | 4.4 | |
| Pre-tax income | 75.3 | 71.4 | 48.7 | 37.7 | 68.0 | 42.1 | 26.5 | 14.7 |
| Income taxes | 24.8 | 24.1 | 16.0 | 12.2 | 22.7 | 14.1 | 8.0 | 4.4 |
| Tax rate | 33.0% | 33.7% | 32.9% | 32.3% | 33.3% | 33.5% | 30.3% | 29.8% |
| Net income | 50.5 | 47.3 | 32.7 | 25.5 | 45.3 | 28.0 | 18.4 | 10.3 |
| Net margin | 26.5% | 28.2% | 22.5% | 20.9% | 30.8% | 26.3% | 21.5% | 15.4% |
| |
| Basic EPS | $1.52 | $1.45 | $1.01 | $0.83 | $1.53 | $0.95 | $0.63 | $0.38 |
| Diluted EPS | $1.50 | $1.43 | $1.00 | $0.82 | $1.51 | $0.94 | $0.62 | $0.37 |
| |
| Shares outstanding (basic) | 33.2 | 32.7 | 32.4 | 30.7 | 29.7 | 29.4 | 29.1 | 27.2 |
| Shares outstanding (diluted) | 33.7 | 33.2 | 32.8 | 31.1 | 30.0 | 29.8 | 29.6 | 27.7 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |