| In millions, except per share items | Sep-30-22 | Sep-30-21 | Sep-30-20 | Sep-30-19 | Sep-30-18 | Sep-23-18 | Sep-30-17 | Sep-30-16 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K/A |
| Revenues: |
| P2K | | | | 5.5 | | | | |
| Energy | | | 9.0 | | | | | |
| Other | | | 1.0 | | | | | |
| Total revenues | 0.0 | 39.3 | 10.0 | 4.5 | 0.6 | 0.0 | 0.4 | 0.1 |
| Revenue growth | -100.0% | 291.7% | 121.2% | 683.4% | 29.2% | | 446.1% | -97.6% |
| Cost of goods sold | 0.0 | 5.3 | 7.9 | 3.9 | 0.4 | 0.0 | 0.3 | 0.0 |
| Gross profit | 0.0 | 34.0 | 2.1 | 0.7 | 0.2 | 0.0 | 0.2 | 0.1 |
| Gross margin | | 86.6% | 21.1% | 14.8% | 32.5% | | 33.9% | 61.9% |
| Selling, general and administrative [+] | | 12.3 | 7.6 | 7.2 | 2.9 | | 2.5 | 2.0 |
| Sales and marketing | | | | 1.5 | 1.4 | | 1.1 | 1.9 |
| General and administrative [+] | 0.0 | 12.3 | 7.6 | 5.7 | 1.6 | 0.0 | 1.4 | 0.1 |
| General and administrative expenses | 10.4 | 5.7 | 1.1 | 0.9 | 0.3 | | 0.4 | 0.1 |
| Professional fees | 6.5 | 6.5 | 6.5 | 4.8 | 1.3 | | 1.0 | |
| Other selling, general and administrative | | | | 1.5 | 1.4 | | 1.1 | 1.9 |
| Research and development | | | | | 0.0 | | 0.0 | 0.0 |
| Other operating expenses | -49.0 | 18.0 | 6.8 | -8.2 | 3.5 | | 8.8 | |
| EBITDA [+] | | 4.1 | -12.3 | 1.7 | -6.2 | 2.2 | -11.1 | -2.0 |
| EBITDA growth | -100.0% | -133.6% | -829.1% | -24.5% | -44.1% | | 466.9% | -43.6% |
| EBITDA margin | | 10.5% | -122.7% | 37.2% | -1075.1% | | -2484.0% | -2392.7% |
| Depreciation | -2.0 | 7.8 | 0.1 | 0.0 | 0.1 | 2.2 | 1.6 | 0.6 |
| EBITA | 2.0 | -3.6 | -12.4 | 1.6 | -6.3 | 0.0 | -12.7 | -2.5 |
| EBITA margin | | -9.2% | -123.4% | 36.3% | -1084.2% | | -2835.7% | -3097.9% |
| Amortization of intangibles | 2.0 | 1.6 | 2.8 | 1.9 | 0.8 | | 0.7 | |
| EBIT [+] | 0.0 | -5.2 | -15.1 | -0.2 | -7.1 | 0.0 | -13.4 | -2.5 |
| EBIT growth | -100.0% | -65.6% | 6943.4% | -97.0% | -47.1% | | 426.4% | -27.0% |
| EBIT margin | | -13.3% | -151.0% | -4.7% | -1222.9% | | -2986.5% | -3097.9% |
| Non-recurring items [+] | | 6.7 | | 6.9 | | | | |
| Asset impairment | 36.5 | 6.6 | | 6.9 | | | | |
| Unusual expense | 0.3 | 0.1 | | | | | | |
| Interest expense | | 0.1 | 10.8 | 9.5 | 0.9 | | 0.0 | 0.0 |
| Interest expense | | 0.1 | 10.8 | 9.5 | 0.9 | | 0.0 | 0.0 |
| Other income (expense), net [+] | | 3.8 | 2.6 | | -39.0 | -47.0 | -0.1 | 2.5 |
| Gain (loss) on sale of assets | -0.6 | | 0.0 | | | | 0.0 | 0.0 |
| Gain (loss) on debt retirement | | | | | 0.0 | | -0.1 | |
| Gain (loss) on derivative instruments | -1.9 | 2.8 | 2.1 | | | | | |
| Unrealized gain/loss on derivatives | | | | | -39.0 | | | |
| Other | -0.3 | -0.5 | 0.0 | | | | | |
| Pre-tax income | 0.0 | -8.2 | -23.3 | -16.6 | -47.0 | -47.0 | -13.5 | 0.0 |
| Income taxes | 0.0 | 0.0 | 0.0 | 9.5 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | | 0.0% | 0.0% | | 0.0% | 0.0% | 0.0% | |
| Earnings from continuing ops | | -8.4 | -23.3 | -16.6 | -47.0 | -47.0 | -13.5 | -2.5 |
| Earnings from discontinued ops | | -13.6 | | | | | | |
| Net income | 0.0 | -22.0 | -23.3 | -26.1 | -47.0 | -47.0 | -13.5 | -2.5 |
| Net margin | | -56.0% | -232.8% | -576.2% | -8123.6% | | -3013.3% | -3097.1% |
| |
| Basic EPS [+] | $0.00 | ($0.29) | ($2.44) | ($3.98) | ($13.62) | ($1.36) | ($0.42) | ($0.11) |
| Growth | -100.0% | -88.3% | -38.5% | 192.0% | 3146.7% | | 271.9% | -37.8% |
| Diluted EPS [+] | $0.00 | ($0.29) | ($2.44) | ($3.98) | ($13.62) | ($1.36) | ($0.42) | ($0.11) |
| Growth | -100.0% | -88.3% | -38.5% | 192.0% | 3146.7% | | 271.9% | -37.8% |
| |
| Shares outstanding (basic) [+] | 42.6 | 29.4 | 9.6 | 4.2 | 3.5 | 34.5 | 32.2 | 22.5 |
| Growth | 44.7% | 208.3% | 128.6% | 21.0% | -89.3% | | 42.8% | 17.2% |
| Shares outstanding (diluted) [+] | 42.6 | 29.4 | 9.6 | 4.2 | 3.5 | 34.5 | 32.2 | 22.5 |
| Growth | 44.7% | 208.3% | 128.6% | 21.0% | -89.3% | | 42.8% | 17.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |