| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues | 13.6 | 8.5 | 15.2 | 9.6 | 7.2 | 7.6 | 7.9 | 1.8 |
| Revenue growth | 60.2% | -44.1% | 58.9% | 32.9% | -4.9% | -3.6% | 327.7% | 3677724.0% |
| Cost of goods sold | 10.7 | 7.0 | 10.7 | 7.1 | 5.3 | 5.3 | 6.9 | 1.5 |
| Gross profit | 2.9 | 1.6 | 4.5 | 2.4 | 1.9 | 2.3 | 0.9 | 0.3 |
| Gross margin | 21.5% | 18.2% | 29.9% | 25.6% | 26.5% | 30.4% | 12.0% | 16.5% |
| Selling, general and administrative [+] | 4.4 | 3.5 | 5.3 | 7.0 | 5.8 | 2.5 | 3.3 | 3.2 |
| Sales and marketing | 0.8 | 0.4 | 0.7 | 1.0 | 0.6 | 0.3 | 0.3 | 0.2 |
| General and administrative [+] | | | | | | | 3.0 | 2.9 |
| General and administrative expenses | 3.7 | 3.1 | 4.7 | 6.0 | 5.2 | 2.2 | 3.0 | 2.9 |
| Other selling, general and administrative | 3.7 | 3.1 | 4.7 | 6.0 | 5.2 | 2.2 | | |
| Research and development | 0.5 | 0.4 | 0.5 | 0.3 | 0.3 | 0.3 | 0.7 | 0.3 |
| EBITDA [+] | -1.9 | -2.2 | -1.1 | -4.7 | -4.2 | -0.5 | -3.0 | -3.2 |
| EBITDA growth | -14.7% | 95.1% | -75.3% | 11.0% | 774.6% | -84.2% | -3.7% | 1659.3% |
| EBITDA margin | -14.0% | -26.3% | -7.5% | -48.6% | -58.2% | -6.3% | -38.7% | -172.0% |
| Depreciation | 0.1 | 0.1 | 0.2 | 0.2 | 0.0 | 0.0 | 0.1 | 0.0 |
| EBITA | -2.0 | -2.4 | -1.3 | -4.8 | -4.2 | -0.5 | -3.1 | -3.2 |
| EBITA margin | -14.5% | -27.7% | -8.6% | -50.3% | -58.8% | -7.0% | -39.5% | -173.5% |
| Amortization of intangibles | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| EBIT [+] | -2.0 | -2.4 | -1.3 | -4.8 | -4.2 | -0.5 | -3.1 | -3.2 |
| EBIT growth | -16.3% | 80.3% | -72.8% | 13.6% | 695.9% | -82.9% | -2.5% | 1552.8% |
| EBIT margin | -14.5% | -27.7% | -8.6% | -50.3% | -58.8% | -7.0% | -39.6% | -173.6% |
| Interest expense | 0.0 | 0.0 | | 0.0 | 0.0 | 0.4 | 0.9 | 0.4 |
| Interest expense | 0.0 | 0.0 | | 0.0 | 0.0 | 0.4 | 0.9 | 0.4 |
| Other income (expense), net [+] | 0.6 | 0.6 | 0.0 | 0.1 | -0.6 | -2.4 | -1.3 | 0.6 |
| Amortization of debt discount premium | | | | | -0.1 | -1.5 | -2.2 | -0.5 |
| Gain (loss) on debt retirement | | | | | -0.6 | -0.3 | -0.1 | |
| Gain (loss) on derivative instruments | | | | 0.0 | 0.1 | -0.5 | 1.0 | 1.1 |
| Other | 0.6 | 0.6 | 0.0 | 0.1 | -0.1 | -1.5 | -2.2 | -0.5 |
| Pre-tax income | -1.3 | -1.8 | -1.3 | -4.7 | -4.9 | -3.3 | -5.3 | -3.0 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | |
| Earnings from continuing ops | -3.7 | -1.8 | -1.3 | -4.7 | -4.9 | -3.3 | -5.3 | -3.0 |
| Earnings from discontinued ops | | | | | | | | 0.0 |
| Net income | -3.7 | -1.8 | -1.3 | -4.7 | -4.9 | -3.3 | -5.3 | -3.0 |
| Net margin | -27.0% | -20.7% | -8.8% | -49.5% | -68.2% | -43.2% | -67.3% | -162.7% |
| |
| Basic EPS [+] | ($2.33) | ($1.12) | ($0.01) | ($0.02) | ($0.03) | ($0.02) | ($0.04) | ($0.03) |
| Growth | 108.6% | 18898.4% | -72.9% | -19.4% | 15.6% | -47.3% | 49.4% | 1419.7% |
| Diluted EPS [+] | ($2.33) | ($1.12) | ($0.01) | ($0.02) | ($0.03) | ($0.02) | ($0.04) | ($0.03) |
| Growth | 108.6% | 18898.4% | -72.9% | -19.4% | 15.6% | -47.3% | 49.4% | 1419.7% |
| |
| Shares outstanding (basic) [+] | 1.6 | 1.6 | 227.7 | 218.8 | 182.9 | 140.6 | 120.0 | 100.7 |
| Growth | 0.5% | -99.3% | 4.1% | 19.6% | 30.1% | 17.2% | 19.1% | 1.3% |
| Shares outstanding (diluted) [+] | 1.6 | 1.6 | 227.7 | 218.8 | 182.9 | 140.6 | 120.0 | 100.7 |
| Growth | 0.5% | -99.3% | 4.1% | 19.6% | 30.1% | 17.2% | 19.1% | 1.3% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |