| In millions, except per share items | May-31-22 | May-31-21 | May-31-20 | May-31-19 | May-31-18 | May-31-17 | May-31-16 | May-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues [+] | 0.3 | 0.0 | 0.0 | -3.3 | -5.9 | -0.6 | -4.7 | -4.7 |
| Net interest income | | | | -3.3 | -5.9 | -0.6 | -4.7 | -4.7 |
| Revenue growth | | | -100.0% | -44.1% | 866.9% | -86.9% | 0.3% | 3.2% |
| Cost of goods sold | 0.1 | 15.7 | 22.5 | 1.2 | -91.8 | -54.7 | -42.4 | -39.2 |
| Gross profit | 0.2 | -15.7 | -22.5 | -4.6 | 85.9 | 54.0 | 37.7 | 34.5 |
| Gross margin | 80.1% | | | 137.6% | -1450.0% | -8820.4% | -806.6% | -741.9% |
| Selling, general and administrative [+] | 44.3 | 34.3 | 20.0 | 12.1 | 7.3 | 6.8 | 7.1 | 3.3 |
| General and administrative | 44.3 | 34.3 | 20.0 | 12.1 | 7.3 | 6.8 | 7.1 | 3.3 |
| Research and development | 27.0 | 53.4 | 52.6 | 42.5 | 38.2 | 20.2 | 13.7 | 15.2 |
| Other operating expenses | 77.3 | | | -3.3 | 82.1 | 54.0 | 37.7 | 33.7 |
| EBITDA [+] | -148.5 | -103.4 | -95.1 | -54.6 | -41.7 | -27.0 | -20.8 | -17.6 |
| EBITDA growth | 43.6% | 8.7% | 74.2% | 30.9% | 54.7% | 29.5% | 18.2% | 148.5% |
| EBITDA margin | -55818.0% | | | 1648.8% | 703.9% | 4400.4% | 445.6% | 378.3% |
| Depreciation | 0.1 | 0.0 | 0.0 | 0.0 | 0.4 | 0.4 | 0.4 | 0.4 |
| EBITA | -148.6 | -103.4 | -95.1 | -54.7 | -42.1 | -27.3 | -21.2 | -18.0 |
| EBITA margin | -55848.5% | | | 1650.1% | 709.9% | 4460.2% | 453.3% | 386.1% |
| Amortization of intangibles | 0.7 | 1.8 | 2.0 | 1.2 | | | | |
| EBIT [+] | -149.3 | -105.2 | -97.1 | -55.9 | -42.1 | -27.3 | -21.2 | -18.0 |
| EBIT growth | 41.9% | 8.3% | 73.9% | 32.8% | 53.9% | 29.1% | 17.8% | 141.5% |
| EBIT margin | -56111.7% | | | 1686.4% | 709.9% | 4460.2% | 453.3% | 386.1% |
| Non-recurring items [+] | -3.9 | -0.6 | -22.5 | | 3.9 | | | 1.6 |
| Asset impairment | | 10.0 | | | | | | |
| Legal settlement | -3.9 | -10.6 | -22.5 | | | | | 0.8 |
| Interest expense, net [+] | 65.4 | 71.9 | 65.3 | 0.0 | 0.0 | 0.0 | -0.1 | -0.5 |
| Interest expense | 65.4 | 71.9 | 65.3 | | | | -0.1 | -0.5 |
| Interest income | | | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Other income (expense), net [+] | | | | -3.2 | -4.2 | 1.6 | -4.6 | -6.0 |
| Amortization of financing costs and debt discount | -0.1 | -0.1 | -0.4 | -0.5 | | | | |
| Amortization of debt discount premium | -3.0 | -3.6 | -1.6 | -1.7 | -1.7 | | | -2.1 |
| Gain (loss) on debt retirement | | | | -1.5 | | | -0.6 | |
| Unrealized gain/loss on derivatives | | | -9.5 | 1.7 | | 2.2 | 0.6 | -0.8 |
| Other | 3.0 | 3.6 | 1.6 | -1.7 | -1.7 | | | |
| Pre-tax income | -210.8 | -176.5 | -139.9 | -59.0 | -50.1 | -25.8 | -25.7 | -25.1 |
| Income taxes | 0.0 | 0.0 | 0.0 | 2.8 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | -210.8 | -176.5 | -139.9 | -56.2 | -50.1 | -25.8 | -25.7 | -25.1 |
| Net margin | -79255.6% | | | 1696.9% | 846.4% | 4204.5% | 550.3% | 538.9% |
| |
| Basic EPS [+] | ($0.31) | ($0.30) | ($0.33) | ($0.21) | ($0.29) | ($0.19) | ($0.27) | ($0.43) |
| Growth | 3.7% | -9.6% | 60.9% | -28.0% | 53.6% | -30.7% | -37.3% | 62.1% |
| Diluted EPS [+] | ($0.31) | ($0.30) | ($0.33) | ($0.21) | ($0.29) | ($0.19) | ($0.27) | ($0.43) |
| Growth | 3.7% | -9.6% | 60.9% | -28.0% | 53.6% | -30.7% | -37.3% | 62.1% |
| |
| Shares outstanding (basic) [+] | 676.9 | 587.6 | 421.1 | 272.0 | 174.9 | 138.0 | 95.4 | 58.4 |
| Growth | 15.2% | 39.5% | 54.8% | 55.6% | 26.7% | 44.6% | 63.5% | 24.5% |
| Shares outstanding (diluted) [+] | 676.9 | 587.6 | 421.1 | 272.0 | 174.9 | 138.0 | 95.4 | 58.4 |
| Growth | 15.2% | 39.5% | 54.8% | 55.6% | 26.7% | 44.6% | 63.5% | 24.5% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |