| In millions, except per share items | Jun-30-23 | Mar-31-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Revenues | 0.6 | 0.9 | 1.3 | 1.4 | 1.4 | 1.3 | 1.1 | 0.8 |
| Revenue growth | -57.8% | -33.9% | 17.6% | 79.9% | 158.4% | 88.7% | 119.1% | -89.4% |
| Cost of goods sold | 57.6 | 57.8 | 58.1 | 20.4 | 19.7 | 19.9 | 20.1 | 18.4 |
| Gross profit | -57.0 | -57.0 | -56.8 | -19.1 | -18.3 | -18.6 | -19.0 | -17.7 |
| Gross margin | -9626.7% | -6609.9% | -4473.4% | -1402.5% | -1303.3% | -1427.1% | -1759.8% | -2337.3% |
| Selling, general and administrative | 29.9 | 30.5 | 35.7 | 47.4 | 54.7 | 62.4 | 67.5 | 17.2 |
| Research and development | 8.2 | 7.3 | 5.1 | 4.8 | 4.9 | 4.8 | 5.2 | 2.6 |
| Other operating expenses | -42.8 | -45.7 | -45.5 | -78.0 | -79.1 | -75.2 | -73.1 | 12.0 |
| EBITDA [+] | | | -55.2 | 3.5 | | | -20.6 | -47.5 |
| EBITDA growth | 2776.6% | 296.9% | 168.3% | -107.4% | -81.0% | -1.9% | -46.4% | 9.8% |
| EBITDA margin | -9363.7% | -6068.0% | -4349.7% | 257.6% | -137.3% | -1010.7% | -1906.5% | -6286.6% |
| Depreciation | | | -3.9 | -3.9 | -3.9 | -1.9 | -3.9 | 3.2 |
| EBITA | -50.3 | -49.1 | -51.4 | 7.4 | 1.9 | -11.2 | -16.7 | -50.7 |
| EBITA margin | -8493.4% | -5694.4% | -4045.4% | 541.7% | 138.1% | -862.5% | -1548.7% | -6712.6% |
| Amortization of intangibles | | | 1.3 | 1.3 | 1.3 | 0.6 | 3.9 | 0.6 |
| EBIT [+] | -52.9 | -49.7 | -52.7 | 6.1 | 0.6 | -11.9 | -20.6 | -51.4 |
| EBIT growth | -8244.4% | 318.2% | 155.8% | -111.8% | -105.1% | -17.4% | -46.4% | 18.4% |
| EBIT margin | -8928.5% | -5769.1% | -4146.9% | 447.0% | 46.3% | -911.9% | -1906.5% | -6797.8% |
| Non-recurring items [+] | 0.1 | | 0.0 | 17.7 | | | | |
| Asset impairment | | | | 17.7 | | | | |
| Unusual expense | 0.1 | | | | | | | |
| Other income (expense), net [+] | -0.1 | -0.5 | 1.7 | -0.6 | -0.7 | 0.8 | 0.8 | -14.9 |
| Change in fair value of warrants | 2.9 | | | 0.0 | 0.0 | -0.1 | -0.1 | 13.8 |
| Change in value of contingent liability | | | 2.5 | 1.2 | | | | 9.6 |
| Pre-tax income | -53.1 | -50.2 | -51.0 | -12.3 | -0.1 | -11.1 | -19.8 | -66.2 |
| Income taxes | -18.7 | -15.6 | 7.8 | 7.8 | 7.8 | 4.6 | 0.0 | 0.0 |
| Tax rate | | 31.1% | -15.3% | -63.4% | | | 0.0% | 0.0% |
| Earnings from continuing ops | -53.1 | -50.2 | -51.0 | -12.3 | -0.1 | -11.1 | -19.8 | -66.2 |
| Earnings from discontinued ops | 18.7 | 15.6 | | | -7.8 | -4.6 | | |
| Net income | -34.4 | -34.6 | -58.8 | -20.1 | -7.9 | -15.7 | -19.8 | -66.2 |
| Net margin | -5815.2% | -4011.8% | -4629.5% | -1478.8% | -560.8% | -1201.4% | -1830.5% | -8762.6% |
| |
| Basic EPS [+] | ($10.97) | ($13.69) | ($16.39) | ($4.05) | ($0.10) | ($9.40) | ($12.37) | ($38.57) |
| Growth | 11146.2% | 45.7% | 32.4% | -89.5% | -98.5% | 71.1% | 89.4% | 705.1% |
| Diluted EPS [+] | ($10.97) | ($13.69) | ($16.39) | ($4.05) | ($0.10) | ($9.39) | ($12.37) | ($38.57) |
| Growth | 11146.2% | 45.7% | 32.5% | -89.5% | -98.5% | 72.8% | 91.0% | 710.7% |
| |
| Shares outstanding (basic) [+] | 4.8 | 3.7 | 3.1 | 3.0 | 0.7 | 1.2 | 1.6 | 1.7 |
| Growth | 605.3% | 211.8% | 94.8% | 77.2% | -88.0% | -87.7% | -86.3% | -87.6% |
| Shares outstanding (diluted) [+] | 4.8 | 3.7 | 3.1 | 3.0 | 0.7 | 1.2 | 1.6 | 1.7 |
| Growth | 605.3% | 211.7% | 94.7% | 77.2% | -88.2% | -87.9% | -86.4% | -87.7% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |