| In millions, except per share items | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 | Dec-31-09 | Dec-31-08 |
| Revenues | 151.1 | 165.7 | 177.1 | 257.8 | 311.0 | 920.6 | 990.1 | 669.4 |
| Revenue growth | -8.8% | -6.4% | -31.3% | -17.1% | -66.2% | -7.0% | 47.9% | 30.4% |
| Cost of goods sold | 62.8 | 61.1 | 62.0 | 78.2 | 75.2 | 431.1 | 417.4 | 214.9 |
| Gross profit | 88.3 | 104.6 | 115.1 | 179.5 | 235.8 | 489.5 | 572.8 | 454.5 |
| Gross margin | 58.4% | 63.1% | 65.0% | 69.7% | 75.8% | 53.2% | 57.8% | 67.9% |
| Selling, general and administrative | | | | | | | | |
| Sales and marketing | 27.4 | 32.0 | 38.5 | 67.5 | 69.2 | 175.9 | 202.8 | 172.2 |
| Research and development | 14.9 | 17.2 | 18.3 | 32.9 | 35.4 | 54.5 | 64.2 | 56.5 |
| General and administrative | 37.1 | 48.4 | 58.5 | 59.9 | 71.6 | 111.5 | 121.5 | 92.2 |
| EBITA | 9.0 | 7.0 | -0.2 | 20.1 | 59.6 | 147.6 | 184.3 | 133.6 |
| EBITA margin | 5.9% | 4.2% | -0.1% | 7.8% | 19.2% | 16.0% | 18.6% | 20.0% |
| Amortization of intangibles | 0.4 | 0.4 | 0.4 | 5.0 | 5.3 | 32.1 | 34.8 | 18.4 |
| EBIT | 8.6 | 6.6 | -0.6 | 15.1 | 54.4 | 115.5 | 149.5 | 115.2 |
| EBIT margin | 5.7% | 4.0% | -0.4% | 5.9% | 17.5% | 12.5% | 15.1% | 17.2% |
| Pre-tax income | 8.5 | 4.4 | -39.1 | -11.1 | 50.6 | 89.9 | 118.2 | -71.4 |
| Income taxes | 4.0 | 0.8 | 46.6 | 0.9 | 13.7 | 36.2 | 48.1 | 23.3 |
| Tax rate | 46.8% | 19.1% | | | 27.0% | 40.3% | 40.7% | |
| Earnings from continuing ops | 28.8 | -5.1 | -89.5 | -13.2 | 34.9 | 50.5 | 65.4 | -97.7 |
| Earnings from discontinued ops | | | | 24.2 | 15.9 | | | |
| Net income | 28.8 | -5.1 | -89.5 | 11.0 | 50.8 | 50.5 | 65.4 | -97.7 |
| Net margin | 19.1% | -3.1% | -50.5% | 4.3% | 16.3% | 5.5% | 6.6% | -14.6% |
| |
| Diluted EPS | $1.96 | ($0.36) | ($6.75) | ($1.03) | $2.75 | $0.58 | $0.78 | ($1.33) |
| Shares outstanding (diluted) | 14.7 | 14.1 | 13.3 | 12.9 | 12.7 | 87.1 | 84.4 | 73.2 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |