| In millions, except per share items | Jun-30-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| | 10-Q | 8-K | 10-Q | 10-Q | 10-Q | 10-K/A | 10-Q | 10-Q |
| Revenues | | 24.2 | 23.3 | 22.8 | 24.8 | 25.8 | 24.4 | 23.6 |
| Revenue growth | | -6.3% | -4.6% | -3.4% | 15.0% | 27.1% | 14.9% | 23.6% |
| Cost of goods sold | | 11.0 | 10.7 | 10.2 | 11.1 | 11.1 | 10.8 | 10.9 |
| Gross profit | | 13.2 | 12.6 | 12.6 | 13.7 | 14.7 | 13.6 | 12.8 |
| Gross margin | | 54.5% | 54.2% | 55.2% | 55.2% | 57.0% | 55.6% | 54.0% |
| Selling, general and administrative [+] | | 7.9 | 9.6 | 9.8 | 10.0 | 10.0 | 10.1 | 9.7 |
| Sales and marketing | | | 0.9 | 1.2 | 1.3 | | 1.6 | 1.2 |
| General and administrative | | | | | | 8.7 | | |
| Other selling, general and administrative | | | | | | 1.3 | | |
| Research and development | | 6.1 | 4.6 | 4.9 | 5.0 | | 5.0 | 4.8 |
| Other operating expenses | | 0.0 | | | | 0.3 | | |
| EBITDA [+] | | | -1.3 | -1.9 | -1.0 | 0.1 | -1.9 | -2.1 |
| EBITDA growth | | -672.2% | -28.9% | -10.5% | -65.2% | -101.7% | 32.4% | 18.3% |
| EBITDA margin | | -1.3% | -5.7% | -8.2% | -4.2% | 0.2% | -7.6% | -8.8% |
| Depreciation and amortization | | | 0.6 | 0.6 | 0.6 | 0.7 | 0.7 | 0.7 |
| EBIT [+] | | -0.8 | -1.9 | -2.5 | -1.6 | -0.6 | -2.6 | -2.8 |
| EBIT growth | | 22.3% | -25.6% | -11.7% | -56.7% | -84.5% | 15.8% | 5.8% |
| EBIT margin | | -3.1% | -8.2% | -10.9% | -6.6% | -2.4% | -10.5% | -11.9% |
| Non-recurring items [+] | | 0.0 | | | | | | |
| Loss (gain) on sale of assets | | 0.0 | | | | | | |
| Interest income | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
| Interest income | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
| Other income (expense), net [+] | | 0.3 | 0.6 | 0.3 | 0.0 | 0.0 | 0.6 | 0.3 |
| Gain (loss) on sale of assets | | | | | 0.1 | | | |
| Gain (loss) on foreign currency transactions | | 0.2 | 0.4 | 0.1 | -0.1 | 0.0 | 0.2 | 0.0 |
| Pre-tax income | | -0.4 | -1.2 | -2.1 | -1.7 | -0.6 | -2.0 | -2.5 |
| Income taxes | | 0.7 | 0.6 | 0.5 | 0.4 | 0.0 | 0.0 | 0.2 |
| Tax rate | | | -47.7% | | | 6.4% | -0.7% | -9.8% |
| Net income | | -1.1 | -1.8 | -2.7 | -2.0 | -0.6 | -2.0 | -2.7 |
| Net margin | | -4.6% | -7.9% | -11.7% | -8.2% | -2.1% | -8.2% | -11.5% |
| |
| Basic EPS [+] | | ($0.17) | ($0.28) | ($0.41) | ($0.24) | ($0.07) | ($0.24) | ($0.32) |
| Growth | | 162.0% | 19.9% | 28.3% | -46.8% | -86.4% | -30.6% | -9.9% |
| Diluted EPS [+] | | ($0.17) | ($0.28) | ($0.41) | ($0.24) | ($0.06) | ($0.23) | ($0.32) |
| Growth | | 161.4% | 20.2% | 27.6% | -47.0% | -86.4% | -30.9% | -9.9% |
| |
| Shares outstanding (basic) [+] | | 6.6 | 6.5 | 6.4 | 8.6 | 8.5 | 8.5 | 8.4 |
| Growth | | -23.0% | -23.3% | -23.4% | 2.6% | 2.6% | 2.2% | 2.1% |
| Shares outstanding (diluted) [+] | | 6.6 | 6.5 | 6.5 | 8.6 | 8.6 | 8.5 | 8.4 |
| Growth | | -22.8% | -23.5% | -23.0% | 3.0% | 3.0% | 2.6% | 2.1% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |