| In millions, except per share items | Mar-31-17 | Dec-31-16 | Sep-30-16 | Jun-30-16 | Mar-31-16 | Dec-31-15 | Sep-30-15 | Jun-30-15 |
| | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
| Revenues: | | | | | | | | |
| Investment banking: | | | | | | | | |
| Capital raising | 22.6 | 24.7 | 9.1 | 6.8 | 2.5 | 9.8 | 14.6 | 27.8 |
| Advisory | 0.0 | 3.9 | 0.1 | 1.8 | 1.6 | 4.1 | 0.2 | 1.9 |
| Institutional brokerage | 7.7 | 9.4 | 8.1 | 9.6 | 12.2 | 9.6 | 11.2 | 12.4 |
| Net investment income (loss) | 0.4 | 0.3 | -0.4 | 0.5 | -0.9 | -2.4 | 0.8 | 3.7 |
| Interest | 5.5 | 6.1 | 8.2 | 7.4 | 8.4 | 8.4 | 8.4 | 8.0 |
| Dividends and other | 0.1 | 0.0 | 0.2 | 0.2 | 0.1 | 1.1 | 0.2 | 0.2 |
| Total revenues | 32.5 | 40.2 | 19.3 | 20.9 | 17.9 | 23.5 | 25.6 | 44.3 |
| Total revenues growth | 81.8% | 71.4% | -24.5% | -52.8% | -33.9% | -17.9% | -39.2% | -22.5% |
| Interest expense | 3.8 | | 5.9 | 5.3 | 6.0 | | 9.7 | 9.8 |
| Revenues, net of interest expense | 32.5 | 40.2 | 19.3 | 20.9 | 17.9 | 23.5 | 25.6 | 44.3 |
| Revenues, net of interest expense growth | 81.8% | 71.4% | -24.5% | -52.8% | -33.9% | -17.9% | -39.2% | -22.5% |
| Non-interest expenses: | | | | | | | | |
| Compensation and benefits | 17.9 | 22.1 | 16.5 | 16.7 | 18.0 | 17.6 | 17.6 | 24.3 |
| Professional services | 4.3 | 2.9 | 2.6 | 2.7 | 1.6 | 3.6 | 2.8 | 4.4 |
| Occupancy and equipment | 2.7 | 2.8 | 3.0 | 3.2 | 3.3 | 3.4 | 3.2 | 3.1 |
| Communications | 2.0 | 2.1 | 2.2 | 2.2 | 2.6 | 2.7 | 2.5 | 2.6 |
| Business development | 1.9 | 2.4 | 2.1 | 2.3 | 1.6 | 3.0 | 2.3 | 2.6 |
| Clearing and brokerage fees | 1.1 | 1.2 | 1.4 | 1.3 | 1.3 | 1.3 | 1.4 | 1.3 |
| Other operating expenses | 1.3 | 1.5 | 1.9 | 1.7 | 1.6 | 1.8 | 2.0 | 1.5 |
| Total non-interest expenses | 31.2 | 35.1 | 31.0 | 30.1 | 30.0 | 33.5 | 31.9 | 39.9 |
| Income (loss) before income taxes | 1.3 | 5.2 | -11.6 | -9.2 | -12.1 | -10.0 | -6.3 | 4.4 |
| Income tax provision (benefit) | 0.1 | 0.2 | 45.7 | -1.0 | -6.6 | -5.6 | -2.9 | 1.5 |
| Net income (loss) | 1.3 | 5.0 | -57.3 | -8.2 | -5.5 | -4.4 | -3.4 | 2.9 |
| |
| Income (loss) per share: | | | | | | | | |
| Basic income (loss) per share | $0.18 | $0.60 | ($7.88) | ($1.08) | ($0.72) | ($0.55) | ($0.43) | $0.36 |
| Diluted income (loss) per share | $0.17 | $0.60 | ($7.88) | ($1.08) | ($0.72) | ($0.55) | ($0.43) | $0.32 |
| |
| Basic weighted average shares outstanding (in thousands) | 7.2 | 7.4 | 7.3 | 7.6 | 7.6 | 8.1 | 7.9 | 8.1 |
| Diluted weighted average shares outstanding (in thousands) | 7.3 | 7.4 | 7.3 | 7.6 | 7.6 | 8.1 | 7.9 | 9.2 |
| |
| Cash dividends declared per common share | $0.20 | $0.20 | $0.20 | $0.20 | $0.20 | $0.20 | | $0.20 |