| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 8-K | 8-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Total revenues | 112.9 | 103.8 | 86.9 | 83.8 | 78.1 | 60.2 | 56.2 | 60.8 |
| Revenue growth | 8.8% | 19.4% | 3.8% | 7.2% | 29.8% | 7.2% | -7.6% | -25.2% |
| Cost of goods sold | 72.0 | 66.7 | 53.2 | 47.1 | 44.8 | 38.1 | 32.4 | 37.6 |
| Gross profit | 40.9 | 37.1 | 33.7 | 36.7 | 33.3 | 22.2 | 23.7 | 23.1 |
| Gross margin | 36.3% | 35.7% | 38.7% | 43.8% | 42.7% | 36.8% | 42.2% | 38.1% |
| Selling, general and administrative [+] | 31.2 | 28.9 | 25.9 | 27.6 | 27.2 | 20.7 | 25.3 | 39.8 |
| Sales and marketing | 20.7 | 17.0 | 17.3 | 18.1 | 16.4 | 13.5 | 14.0 | 20.2 |
| General and administrative | 10.4 | 11.9 | 8.6 | 9.4 | 10.8 | 7.2 | 11.3 | 19.6 |
| Research and development | 9.9 | 8.7 | 9.8 | 8.6 | 7.2 | 6.1 | 6.5 | 9.2 |
| Other operating expenses | 0.2 | 0.8 | -0.3 | 0.6 | | | | |
| EBITDA [+] | | | 1.6 | 3.5 | 2.0 | -1.9 | -5.0 | -22.7 |
| EBITDA growth | -75.3% | -185.2% | -54.7% | 70.2% | -206.3% | -61.2% | -78.1% | 209.7% |
| EBITDA margin | -0.3% | -1.3% | 1.8% | 4.2% | 2.6% | -3.2% | -8.8% | -37.3% |
| Depreciation | | | 0.7 | 1.0 | 1.1 | 1.3 | 1.7 | 1.7 |
| EBITA | -0.3 | -1.3 | 0.8 | 2.5 | 1.0 | -3.2 | -6.7 | -24.4 |
| EBITA margin | -0.3% | -1.3% | 1.0% | 3.0% | 1.2% | -5.4% | -11.9% | -40.1% |
| Amortization of intangibles | | | 2.6 | 2.6 | 2.1 | 1.5 | 1.5 | 1.5 |
| EBIT [+] | -0.3 | -1.3 | -1.7 | -0.1 | -1.1 | -4.7 | -8.1 | -25.8 |
| EBIT growth | -75.3% | -22.2% | 1723.2% | -91.5% | -76.1% | -42.5% | -68.5% | 149.9% |
| EBIT margin | -0.3% | -1.3% | -2.0% | -0.1% | -1.4% | -7.8% | -14.5% | -42.5% |
| Non-recurring items [+] | | | 1.7 | 0.0 | 0.7 | 0.0 | 3.1 | 10.0 |
| Asset impairment | | | | | | | | 8.8 |
| Interest expense | 0.1 | 0.5 | 1.5 | 0.9 | 1.5 | 2.6 | 2.4 | 1.9 |
| Interest expense | 0.1 | 0.5 | 1.5 | 0.9 | 1.5 | 2.6 | 2.4 | 1.9 |
| Other income (expense), net [+] | 0.2 | 3.5 | -0.1 | 0.2 | -1.2 | -1.1 | 0.0 | -1.2 |
| Gain (loss) on investments | | | | 0.1 | | | | |
| Gain (loss) on debt retirement | | | | | -1.4 | -0.8 | | |
| Gain (loss) on foreign currency transactions | | | -0.1 | 0.1 | 0.2 | -0.4 | 0.0 | -1.2 |
| Change in value of contingent liability | | | -0.3 | 0.6 | | | | |
| Pre-tax income | -0.3 | 1.6 | -5.0 | -0.8 | -4.5 | -8.4 | -13.6 | -39.0 |
| Income taxes | 0.1 | 0.0 | 0.1 | 0.3 | 0.2 | -0.2 | 0.1 | 0.2 |
| Tax rate | | 1.7% | | | | 2.6% | | |
| Minority interest | | | | | 0.0 | 0.0 | 0.0 | -0.1 |
| Net income | 0.0 | 0.5 | -5.1 | -1.2 | -4.7 | -8.1 | -13.7 | -39.1 |
| Net margin | 0.0% | 0.5% | -5.9% | -1.4% | -6.0% | -13.5% | -24.4% | -64.4% |
| |
| Basic EPS [+] | ($0.07) | $0.02 | ($0.28) | ($0.07) | ($0.30) | ($0.61) | ($1.25) | ($3.62) |
| Growth | -418.9% | -107.8% | 319.0% | -77.5% | -50.9% | -51.1% | -65.3% | 70.9% |
| Diluted EPS [+] | ($0.07) | $0.02 | ($0.28) | ($0.07) | ($0.30) | ($0.61) | ($1.25) | ($3.62) |
| Growth | -432.7% | -107.5% | 319.0% | -77.5% | -50.9% | -51.1% | -65.3% | 70.9% |
| |
| Shares outstanding (basic) [+] | 0.0 | 21.3 | 18.0 | 17.0 | 15.7 | 13.3 | 10.9 | 10.8 |
| Growth | -99.9% | 18.7% | 5.9% | 8.5% | 17.9% | 21.6% | 1.0% | 25.0% |
| Shares outstanding (diluted) [+] | 0.0 | 22.3 | 18.0 | 17.0 | 15.7 | 13.3 | 10.9 | 10.8 |
| Growth | -99.9% | 23.9% | 5.9% | 8.5% | 17.9% | 21.6% | 1.0% | 25.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |