| In millions, except per share items | Dec-05-22 | Dec-05-21 | 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 |
| Revenues: |
| United States | | | 45.0 | 39.7 | 33.9 | | | |
| South Africa | | | 0.7 | 1.0 | 0.9 | | | |
| BAHAMAS | | | 0.7 | | | | | |
| Other | | | | 0.1 | | | | |
| Total revenues | 81.0 | 58.2 | 45.7 | 40.8 | 34.8 | 23.8 | 15.5 | 11.8 |
| Revenue growth [+] | 39.3% | | 12.2% | 17.3% | 46.2% | 53.2% | 31.5% | |
| United States | | | 13.4% | 17.1% | | | | |
| South Africa | | | -30.0% | 11.1% | | | | |
| Cost of goods sold | 34.2 | 25.6 | 18.8 | 16.4 | 15.5 | 12.2 | 9.5 | 16.7 |
| Gross profit | 46.8 | 32.5 | 27.0 | 24.3 | 19.2 | 11.6 | 6.0 | -4.9 |
| Gross margin | 57.8% | 55.9% | 59.0% | 59.7% | 55.3% | 48.8% | 38.4% | -41.5% |
| Selling, general and administrative [+] | 38.2 | 28.2 | 20.1 | 17.4 | 16.8 | 11.8 | 6.8 | 5.6 |
| Sales and marketing | 22.4 | 15.5 | 10.3 | 10.0 | 8.4 | 6.2 | 4.5 | 3.8 |
| General and administrative | 15.8 | 12.7 | 9.7 | 7.4 | 8.4 | 5.6 | 2.4 | 1.8 |
| Research and development | 10.0 | 7.0 | 5.6 | 5.3 | 5.0 | 4.2 | 4.1 | 3.4 |
| Other operating expenses | | 0.0 | -0.2 | | -0.7 | -0.8 | | -8.4 |
| EBITDA [+] | | | 7.1 | 6.6 | 2.0 | -0.4 | -2.4 | -3.3 |
| EBITDA growth | -48.2% | | 8.1% | 223.2% | -585.7% | -82.7% | -25.6% | |
| EBITDA margin | -1.7% | -4.7% | 15.6% | 16.1% | 5.9% | -1.8% | -15.6% | -27.6% |
| Depreciation | | | 5.4 | 4.9 | 3.9 | 3.1 | 2.5 | 2.2 |
| EBITA | -1.4 | -2.7 | 1.7 | 1.7 | -1.8 | -3.5 | -4.9 | -5.4 |
| EBITA margin | -1.7% | -4.7% | 3.7% | 4.1% | -5.2% | -14.7% | -31.8% | -46.1% |
| Amortization of intangibles | | | 0.2 | 0.1 | 0.1 | 0.0 | 0.0 | 0.1 |
| EBIT [+] | -1.4 | -2.7 | 1.5 | 1.6 | -1.9 | -3.5 | -5.0 | -5.5 |
| EBIT growth | -48.2% | | -4.3% | -184.8% | -46.8% | -28.8% | -9.9% | |
| EBIT margin | -1.7% | -4.7% | 3.3% | 3.9% | -5.4% | -14.9% | -32.1% | -46.8% |
| Non-recurring items [+] | -9.2 | 1.4 | 0.2 | | 0.7 | 0.8 | | |
| Asset impairment | | 0.0 | 0.2 | | 0.7 | 0.8 | | |
| Unusual expense | -9.2 | 1.3 | | | | | | |
| Interest expense, net [+] | 0.0 | 0.0 | -0.1 | -0.4 | -0.1 | 1.1 | 1.3 | 0.6 |
| Interest expense | | | | | | 1.1 | 1.3 | 0.6 |
| Interest income | 0.0 | 0.0 | 0.1 | 0.4 | 0.1 | | | |
| Other income (expense), net [+] | -0.2 | -0.3 | -0.3 | -0.3 | -0.3 | -4.4 | -0.6 | 0.0 |
| Gain (loss) on debt retirement | | | | | | -0.5 | | -0.1 |
| Change in fair value of warrants | | | | | | -3.7 | -0.5 | |
| Other non-ooperating expenses | | | | | | | | 0.0 |
| Other | -0.2 | -0.3 | -0.3 | -0.3 | -0.3 | -0.2 | 0.0 | -0.7 |
| Pre-tax income | 7.6 | -4.4 | 1.1 | 1.8 | -2.7 | -9.8 | -6.9 | -6.2 |
| Income taxes | 1.2 | 0.1 | -0.1 | 0.0 | 0.0 | 0.2 | 0.0 | 0.0 |
| Tax rate | 15.5% | | | | 0.5% | | 0.0% | 0.0% |
| Net income | 6.4 | -4.4 | 1.2 | 1.8 | -2.7 | -10.0 | -6.9 | -6.2 |
| Net margin | 7.9% | -7.6% | 2.7% | 4.4% | -7.8% | -42.0% | -44.2% | -52.5% |
| |
| Basic EPS [+] | $0.52 | ($0.38) | $0.11 | $0.16 | ($0.26) | ($1.61) | ($4.28) | ($3.99) |
| Growth | -236.8% | | -32.5% | -161.7% | -84.0% | -62.4% | 7.4% | |
| Diluted EPS [+] | $0.52 | ($0.38) | $0.10 | $0.15 | ($0.26) | ($1.61) | ($4.28) | ($3.99) |
| Growth | -236.8% | | -31.2% | -158.9% | -84.0% | -62.4% | 7.4% | |
| |
| Shares outstanding (basic) [+] | 12.3 | 11.7 | 11.4 | 11.3 | 10.6 | 6.2 | 1.6 | 1.6 |
| Growth | 5.3% | | 0.9% | 6.9% | 70.5% | 286.8% | 3.2% | |
| Shares outstanding (diluted) [+] | 12.3 | 11.7 | 11.7 | 11.8 | 10.6 | 6.2 | 1.6 | 1.6 |
| Growth | 5.3% | | -1.0% | 12.1% | 70.5% | 286.8% | 3.2% | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |