| 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 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues | 11.1 | 7.0 | 4.4 | 7.9 | 7.8 | 6.4 | 5.8 | 3.8 |
| Revenue growth | 58.7% | 58.3% | -44.3% | 1.1% | 22.5% | 9.3% | 55.0% | 8.3% |
| Cost of goods sold | 4.1 | 1.9 | 1.1 | 2.5 | 2.5 | 1.9 | 1.7 | 1.1 |
| Gross profit | 7.0 | 5.1 | 3.3 | 5.5 | 5.3 | 4.4 | 4.2 | 2.7 |
| Gross margin | 62.9% | 72.8% | 75.6% | 68.9% | 68.0% | 69.5% | 71.6% | 71.3% |
| Selling, general and administrative | 4.9 | 3.6 | 3.7 | 4.5 | 4.6 | 4.1 | 4.0 | 3.4 |
| Other operating expenses | | | | | | | | 0.0 |
| EBITDA [+] | 2.0 | 1.5 | -0.3 | 1.0 | 0.8 | 0.4 | 0.2 | -0.7 |
| EBITDA growth | 32.4% | -611.2% | -130.9% | 28.9% | 110.2% | 58.3% | -132.6% | 8671.7% |
| EBITDA margin | 18.3% | 22.0% | -6.8% | 12.3% | 9.6% | 5.6% | 3.9% | -18.4% |
| Depreciation and amortization | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| EBIT [+] | 2.0 | 1.5 | -0.3 | 0.9 | 0.7 | 0.3 | 0.2 | -0.7 |
| EBIT growth | 33.9% | -539.9% | -137.2% | 30.5% | 117.5% | 59.4% | -129.0% | 2982.2% |
| EBIT margin | 18.3% | 21.7% | -7.8% | 11.7% | 9.0% | 5.1% | 3.5% | -18.7% |
| Non-recurring items [+] | | | | | | | | 0.0 |
| Loss (gain) on sale of assets | | | | | | | | 0.0 |
| Interest income | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Interest income | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Other income (expense), net [+] | 0.0 | 0.4 | 0.5 | | 0.0 | 0.0 | 0.0 | 0.0 |
| Gain (loss) on investments | | -0.1 | | | | | | |
| Gain (loss) on foreign currency transactions | | | | | 0.0 | 0.0 | 0.0 | 0.0 |
| Other non-operating income | 0.0 | 0.5 | 0.5 | | | | | |
| Other | 0.0 | 0.5 | 0.5 | | | | | |
| Pre-tax income | 2.2 | 2.0 | 0.2 | 1.0 | 0.8 | 0.4 | 0.3 | -0.7 |
| Income taxes | 0.6 | 0.3 | -0.1 | 0.2 | 0.3 | -0.2 | 0.1 | -0.3 |
| Tax rate | 25.4% | 14.8% | | 17.8% | 32.9% | | 48.8% | 40.7% |
| Net income | 1.6 | 1.7 | 0.3 | 0.8 | 0.5 | 0.6 | 0.1 | -0.4 |
| Net margin | 14.7% | 24.6% | 7.0% | 10.2% | 6.6% | 9.1% | 2.4% | -10.6% |
| |
| Basic EPS [+] | $0.36 | $0.38 | $0.07 | $0.18 | $0.12 | $0.13 | $0.03 | ($0.09) |
| Growth | -5.3% | 454.6% | -61.9% | 55.8% | -10.9% | 308.5% | -136.4% | -1347.5% |
| Diluted EPS [+] | $0.35 | $0.37 | $0.07 | $0.18 | $0.11 | $0.13 | $0.03 | ($0.09) |
| Growth | -5.4% | 449.3% | -61.9% | 56.1% | -11.3% | 308.5% | -136.4% | -1347.5% |
| |
| Dividends per share | $0.02 | | | | | | | |
| |
| Shares outstanding (basic) [+] | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 |
| Growth | 0.3% | 0.5% | -0.1% | 0.4% | -0.9% | -0.1% | -1.6% | -3.9% |
| Shares outstanding (diluted) [+] | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 |
| Growth | 0.4% | 1.5% | -0.1% | 0.2% | -0.5% | -0.1% | -1.6% | -3.9% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |