| 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 | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Patent Risk Management | 252.3 | 267.0 | | | | | | |
| Inventus Solutions Inc., Discovery Services | 78.2 | 66.1 | | | | | | |
| Total revenues | 330.5 | 333.1 | 291.9 | 259.3 | 237.5 | 197.7 | 154.0 | 94.9 |
| Revenue growth [+] | -0.8% | 14.1% | 12.5% | 9.2% | 20.1% | 28.3% | 62.4% | 189.1% |
| Patent Risk Management | -5.5% | | | | | | | |
| Inventus Solutions Inc., Discovery Services | 18.3% | | | | | | | |
| Cost of goods sold | 203.7 | 197.3 | 148.9 | 124.4 | 110.8 | 82.3 | 67.4 | 43.6 |
| Gross profit | 126.7 | 135.8 | 143.0 | 134.9 | 126.7 | 115.4 | 86.7 | 51.3 |
| Gross margin | 38.4% | 40.8% | 49.0% | 52.0% | 53.4% | 58.4% | 56.3% | 54.0% |
| Selling, general and administrative | 90.5 | 100.5 | 77.4 | 71.7 | 62.5 | 53.6 | 40.6 | 23.9 |
| EBITDA [+] | 204.4 | 207.0 | 211.4 | 186.4 | 172.8 | 144.9 | 109.5 | 70.7 |
| EBITDA growth | -1.3% | -2.1% | 13.5% | 7.8% | 19.3% | 32.3% | 54.9% | 218.6% |
| EBITDA margin | 61.8% | 62.1% | 72.4% | 71.9% | 72.8% | 73.3% | 71.1% | 74.5% |
| Depreciation | 159.2 | 162.0 | 144.1 | 121.6 | 107.1 | 81.6 | 62.7 | 42.9 |
| EBITA | 45.1 | 45.0 | 67.3 | 64.7 | 65.7 | 63.3 | 46.8 | 27.8 |
| EBITA margin | 13.7% | 13.5% | 23.1% | 25.0% | 27.7% | 32.0% | 30.4% | 29.3% |
| Amortization of intangibles | 8.9 | 9.6 | 1.7 | 1.5 | 1.5 | 1.5 | 0.7 | 0.4 |
| EBIT [+] | 36.2 | 35.4 | 65.6 | 63.2 | 64.2 | 61.8 | 46.1 | 27.4 |
| EBIT growth | 2.4% | -46.1% | 3.8% | -1.5% | 3.9% | 34.1% | 68.5% | 462.6% |
| EBIT margin | 11.0% | 10.6% | 22.5% | 24.4% | 27.0% | 31.2% | 29.9% | 28.8% |
| Non-recurring items [+] | 94.1 | | -0.6 | -0.7 | 0.1 | -0.2 | | 0.5 |
| Asset impairment | 94.1 | | | | | | | |
| Loss (gain) on sale of assets | | | -0.6 | -0.7 | 0.1 | -0.2 | | 0.5 |
| Interest expense, net [+] | 3.5 | 2.5 | -0.7 | -0.4 | | -0.1 | | |
| Interest expense | 4.5 | 3.0 | | | | | 0.7 | 2.8 |
| Interest income | 1.1 | 0.5 | 0.7 | 0.4 | | 0.1 | 0.7 | 2.8 |
| Other income (expense), net [+] | 2.2 | -0.6 | -1.4 | 0.0 | 0.2 | | -0.7 | -2.8 |
| Other | 2.2 | -0.6 | -1.4 | 0.0 | 0.2 | 0.1 | | |
| Pre-tax income | -59.1 | 32.3 | 65.5 | 64.3 | 64.3 | 62.1 | 45.4 | 24.1 |
| Income taxes | 20.1 | 14.1 | 26.1 | 24.9 | 23.5 | 23.1 | 16.2 | 10.2 |
| Tax rate | | 43.6% | 39.8% | 38.8% | 36.6% | 37.2% | 35.8% | 42.3% |
| Net income | -79.1 | 18.2 | 39.4 | 39.3 | 40.8 | 38.5 | 19.7 | 1.4 |
| Net margin | -23.9% | 5.5% | 13.5% | 15.2% | 17.2% | 19.5% | 12.8% | 1.5% |
| |
| Basic EPS [+] | ($1.61) | $0.36 | $0.72 | $0.74 | $0.78 | $0.77 | $0.61 | $0.24 |
| Growth | -544.8% | -50.1% | -1.6% | -6.2% | 1.5% | 25.7% | 153.9% | -73.1% |
| Diluted EPS [+] | ($1.61) | $0.36 | $0.71 | $0.72 | $0.76 | $0.74 | $0.55 | $0.19 |
| Growth | -549.5% | -49.7% | -0.9% | -5.5% | 2.3% | 35.4% | 182.2% | -78.2% |
| |
| Dividends per share | $0.05 | | | | | | | |
| |
| Shares outstanding (basic) [+] | 49.2 | 50.5 | 54.4 | 53.4 | 52.0 | 49.8 | 32.0 | 5.7 |
| Growth | -2.4% | -7.3% | 1.8% | 2.9% | 4.4% | 55.4% | 457.4% | 167.6% |
| Shares outstanding (diluted) [+] | 49.2 | 51.0 | 55.4 | 54.8 | 53.7 | 51.8 | 35.9 | 7.2 |
| Growth | -3.5% | -8.0% | 1.1% | 2.2% | 3.6% | 44.2% | 401.4% | 230.3% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |