| 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 |
| Revenues: |
| Outside United States Customer | 12.4 | 11.7 | 17.3 | 10.2 | | | | |
| United Kingdom | 3.3 | 2.6 | 4.0 | 1.6 | | | | |
| Other | 25.6 | 23.5 | 12.0 | 20.0 | | | | |
| Total revenues | 41.3 | 37.8 | 33.3 | 31.8 | 0.0 | 34.7 | 38.0 | 32.2 |
| Revenue growth [+] | 9.1% | 13.6% | 4.9% | | -100.0% | -8.7% | 18.1% | 10090.2% |
| Outside United States Customer | 5.5% | -32.3% | 70.5% | | | | | |
| United Kingdom | 24.6% | -33.8% | 151.8% | | | | | |
| Cost of goods sold | 20.8 | 20.4 | 19.4 | 18.0 | 47.4 | 18.6 | 18.9 | 18.8 |
| Gross profit | 20.5 | 17.4 | 13.9 | 13.8 | -47.4 | 16.1 | 19.2 | 13.4 |
| Gross margin | 49.7% | 46.0% | 41.8% | 43.5% | | 46.5% | 50.4% | 41.6% |
| Selling, general and administrative [+] | 11.6 | 10.0 | 9.1 | 16.3 | | 10.5 | 9.0 | 8.1 |
| Sales and marketing | 2.7 | 2.4 | 3.4 | 4.9 | | 4.4 | 3.5 | 3.2 |
| General and administrative | 8.8 | 7.6 | 5.7 | 11.4 | 0.0 | 6.1 | 5.5 | 4.9 |
| Research and development | 1.5 | 1.4 | 1.5 | 1.9 | | 1.9 | 1.7 | 1.5 |
| Other operating expenses | 1.0 | 1.1 | 3.2 | 8.2 | -94.8 | 1.8 | 1.9 | 29.2 |
| EBITDA [+] | 9.3 | 8.1 | 3.6 | -8.8 | | 5.3 | 9.6 | -20.2 |
| EBITDA growth | 15.0% | 126.7% | -140.7% | -118.5% | 795.2% | -45.0% | -147.7% | 2998.5% |
| EBITDA margin | 22.5% | 21.3% | 10.7% | -27.6% | | 15.3% | 25.3% | -62.7% |
| Depreciation | 0.9 | 1.2 | 1.4 | 1.4 | | 1.2 | 0.8 | 0.6 |
| EBITA | 8.4 | 6.8 | 2.2 | -10.1 | 47.4 | 4.1 | 8.8 | -20.8 |
| EBITA margin | 20.4% | 18.1% | 6.6% | -31.9% | | 11.9% | 23.1% | -64.7% |
| Amortization of intangibles | 2.0 | 1.9 | 2.1 | 2.4 | | 2.3 | 2.1 | 4.5 |
| EBIT [+] | 6.4 | 5.0 | 0.1 | -12.6 | 47.4 | 1.9 | 6.7 | -25.4 |
| EBIT growth | 29.1% | 3343.4% | -101.2% | -126.5% | 2444.6% | -72.0% | -126.2% | 2516.1% |
| EBIT margin | 15.6% | 13.2% | 0.4% | -39.6% | | 5.4% | 17.5% | -78.7% |
| Non-recurring items [+] | 0.1 | -1.4 | 9.6 | 5.4 | 47.4 | 0.1 | | 12.5 |
| Asset impairment | | | 9.6 | 1.0 | 47.4 | | | 12.5 |
| Unusual expense | | | | 0.2 | | 0.1 | | |
| Legal settlement | 0.1 | -1.4 | | 4.1 | | | | |
| Interest expense | 1.9 | 1.7 | 0.9 | 2.0 | | 1.9 | 2.6 | 2.6 |
| Interest expense | 1.9 | 1.7 | 0.9 | 2.0 | | 1.9 | 2.6 | 2.6 |
| Other income (expense), net [+] | -1.0 | -1.2 | 3.9 | 1.2 | | 0.1 | 0.3 | -0.1 |
| Gain (loss) on debt retirement | | | -0.5 | -2.1 | | | | |
| Change in fair value of warrants | 0.0 | 0.0 | -4.9 | 0.5 | | | | |
| Other | 0.0 | 0.1 | -0.3 | -0.1 | | 0.5 | 0.2 | |
| Pre-tax income | 3.5 | 3.5 | -6.5 | -18.7 | 0.0 | 0.0 | 4.3 | -40.5 |
| Income taxes | 0.8 | 0.2 | 1.2 | -3.0 | 0.0 | -0.4 | 1.7 | -6.9 |
| Tax rate | 23.2% | 6.0% | | 16.3% | | 960.5% | 38.9% | 17.0% |
| Net income | 2.4 | 3.1 | -13.2 | -15.7 | 0.0 | 0.3 | 2.6 | -33.6 |
| Net margin | 5.8% | 8.1% | -39.8% | -49.3% | | 0.9% | 6.9% | -104.4% |
| |
| Basic EPS [+] | $0.11 | $0.14 | ($0.62) | ($0.76) | $0.00 | $0.02 | $0.17 | ($2.21) |
| Growth | -21.5% | -123.0% | -17.7% | | -100.0% | -88.5% | -107.7% | -3690.4% |
| Diluted EPS [+] | $0.02 | $0.03 | ($0.62) | ($0.76) | $0.00 | $0.02 | $0.16 | ($2.21) |
| Growth | -25.1% | -104.8% | -17.7% | | -100.0% | -88.6% | -107.0% | -3690.4% |
| |
| Shares outstanding (basic) [+] | 21.4 | 21.4 | 21.3 | 20.7 | 18.2 | 16.9 | 15.5 | 15.2 |
| Growth | 0.0% | 0.5% | 2.8% | 13.8% | 7.7% | 9.2% | 1.6% | 62.6% |
| Shares outstanding (diluted) [+] | 107.4 | 102.4 | 21.3 | 20.7 | 18.2 | 18.5 | 16.8 | 15.2 |
| Growth | 4.9% | 380.8% | 2.8% | 13.8% | -1.4% | 9.9% | 10.3% | 62.6% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |