| In millions, except per share items | Jul-31-21 | Jul-31-20 | Jul-31-19 | Jul-31-18 | Jul-31-17 | Jul-31-16 | Jul-31-15 | Jul-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K/A | 10-K/A | 10-K | 10-K |
| Revenues | 12.4 | 6.3 | 6.0 | 2.0 | 0.2 | 0.3 | 0.3 | 0.4 |
| Revenue growth | 97.7% | 4.0% | 201.8% | 936.8% | -31.1% | -5.1% | -24.0% | -57.9% |
| Cost of goods sold [+] | 5.1 | 3.0 | 3.1 | 1.1 | 0.1 | 0.1 | 0.2 | 0.4 |
| Depreciation and amortization | | | | 0.2 | 0.0 | 0.0 | | |
| Gross profit | 7.3 | 3.2 | 2.9 | 0.9 | 0.1 | 0.1 | 0.1 | 0.0 |
| Gross margin | 58.6% | 51.7% | 48.2% | 47.4% | 30.6% | 48.9% | 43.1% | 8.8% |
| Selling, general and administrative [+] | 7.9 | 4.7 | 4.6 | 3.6 | 1.2 | 1.2 | 0.8 | 0.6 |
| Sales and marketing | 7.0 | 4.1 | 4.2 | 3.1 | 0.9 | 1.0 | | |
| General and administrative | 0.9 | 0.6 | 0.4 | 0.5 | 0.3 | 0.2 | | |
| Other selling, general and administrative | 7.0 | 4.1 | 4.2 | 3.1 | 0.9 | 1.0 | | |
| Other operating expenses | 0.0 | 0.0 | 0.0 | -92.8 | 1.0 | 0.0 | 0.3 | 2.7 |
| EBITDA [+] | -0.7 | -1.5 | -1.7 | -2.6 | -1.7 | -1.1 | -0.9 | 5.8 |
| EBITDA growth | -53.9% | -11.4% | -35.9% | 58.1% | 97.3% | 19.1% | -116.0% | 17.1% |
| EBITDA margin | -5.6% | -23.9% | -28.0% | -132.0% | -865.3% | -392.1% | -312.5% | 1485.3% |
| Depreciation | 1.7 | 0.6 | 0.6 | -24.8 | 0.0 | 0.0 | 0.0 | 9.0 |
| EBITA | -2.4 | -2.1 | -2.3 | 22.1 | -1.7 | -1.1 | -0.9 | -3.2 |
| EBITA margin | -19.3% | -33.6% | -38.1% | 1106.0% | -874.6% | -398.6% | -318.3% | -832.7% |
| Amortization of intangibles | | | 0.1 | 25.0 | | | | |
| EBIT [+] | -2.4 | -2.1 | -2.4 | -2.9 | -1.7 | -1.1 | -0.9 | -3.2 |
| EBIT growth | 13.5% | -10.5% | -17.7% | 69.9% | 95.7% | 18.8% | -70.9% | 273.1% |
| EBIT margin | -19.3% | -33.6% | -39.1% | -143.3% | -874.6% | -398.6% | -318.3% | -832.7% |
| Non-recurring items [+] | | | | | 0.5 | | | |
| Asset impairment | | | | | 0.2 | | | |
| Loss (gain) on sale of assets | | | | | 0.2 | | | |
| Interest expense, net [+] | | | 2.2 | 0.4 | | 0.0 | 0.0 | 0.0 |
| Interest expense | | | 2.2 | 0.4 | | 0.0 | | 0.0 |
| Interest income | | | | | | | 0.0 | |
| Other income (expense), net [+] | -14.8 | -1.3 | 4.6 | 60.4 | 2.6 | 0.0 | 0.9 | 0.4 |
| Gain (loss) on debt retirement | 0.6 | 0.1 | | | | | 0.0 | 0.3 |
| Gain (loss) on derivative instruments | -9.9 | 0.3 | -0.1 | -0.1 | | | | |
| Other non-operating income | | | | | 2.6 | | | |
| Other | -0.3 | 0.1 | -2.3 | -0.4 | 2.6 | 0.0 | | |
| Pre-tax income | -17.2 | -3.4 | 0.1 | 57.1 | 0.4 | -1.1 | 0.0 | -2.9 |
| Income taxes | -0.2 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 | 0.0 | -6.6 |
| Tax rate | 1.1% | | | 0.2% | 0.0% | 0.0% | | 227.1% |
| Minority interest | | | 4.6 | -3.2 | -0.4 | | | |
| Earnings from continuing ops | -16.7 | -3.4 | -4.5 | -3.2 | 0.4 | -1.1 | | -0.5 |
| Earnings from discontinued ops | | | | | | | | 4.2 |
| Net income | -16.7 | -3.4 | -4.5 | -3.2 | 0.4 | -1.1 | 0.0 | 3.7 |
| Net margin | -134.5% | -54.1% | -75.3% | -158.1% | 227.5% | -407.1% | 0.0% | 951.0% |
| |
| Basic EPS [+] | ($0.13) | ($0.06) | ($0.27) | ($0.31) | $0.07 | ($0.22) | $0.00 | ($0.25) |
| Growth | 104.8% | -76.9% | -10.7% | -541.8% | -131.5% | | -100.0% | |
| Diluted EPS [+] | ($0.13) | ($0.06) | ($0.27) | ($0.31) | $0.06 | ($0.22) | $0.00 | ($0.25) |
| Growth | 104.8% | -76.9% | -10.7% | -586.5% | -128.6% | | -100.0% | |
| |
| Shares outstanding (basic) [+] | 129.4 | 53.9 | 16.7 | 10.3 | 6.3 | 5.2 | 3,683.6 | 2.0 |
| Growth | 140.2% | 223.6% | 61.0% | 63.1% | 22.3% | -99.9% | 186166.1% | -99.9% |
| Shares outstanding (diluted) [+] | 129.4 | 53.9 | 16.7 | 10.3 | 7.0 | 5.2 | 3,683.6 | 2.0 |
| Growth | 140.2% | 223.6% | 61.0% | 48.1% | 34.7% | -99.9% | 186166.1% | -99.9% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |