| In millions, except per share items | Apr-30-21 | Jan-31-21 | Oct-31-20 | Jul-31-20 | Apr-30-20 | Jan-31-20 | Oct-31-19 | Jul-31-19 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Net income | -33.3 | -33.3 | -33.3 | -33.3 | -9.3 | -9.3 | -9.3 | -9.3 |
| Depreciation and amortization [+] | 1.0 | 0.9 | 0.9 | 0.8 | 0.5 | 0.5 | 0.6 | 0.4 |
| Depreciation | 1.0 | 0.9 | 0.9 | 0.8 | 0.5 | 0.5 | 0.6 | 0.4 |
| Asset impairment charges | | | | | | | | 0.3 |
| Stock-based compensation | 2.6 | 2.6 | 2.5 | 2.1 | 3.1 | 4.2 | 3.7 | 3.0 |
| Deferred taxes | 10.7 | 8.7 | 5.7 | -67.3 | | | | 6.6 |
| Change in working capital [+] | 22.5 | 22.0 | 17.5 | 10.1 | 7.9 | 10.1 | 11.9 | 11.0 |
| Accounts receivable | 0.1 | 0.1 | 0.0 | 0.0 | -1.4 | -1.5 | -0.7 | -0.8 |
| Inventories | 0.7 | 0.2 | 0.0 | -0.1 | -0.4 | 0.5 | 0.8 | 1.1 |
| Other current assets | 0.1 | 0.2 | 0.1 | 0.0 | -0.3 | -0.1 | -0.1 | |
| Other | 21.6 | 21.5 | 17.4 | 10.2 | 10.0 | 11.2 | 12.0 | 10.6 |
| Other operating activities | -5.9 | -4.7 | 1.0 | 81.5 | -15.9 | -22.4 | -24.8 | -21.6 |
| Cash from operations | -2.4 | -3.8 | -5.6 | -6.1 | -7.0 | -10.2 | -11.1 | -9.6 |
| |
| Capital expenditures [+] | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -0.3 | -0.3 | -0.3 |
| Purchases of property and equipment | | | | | | -0.3 | -0.3 | -0.3 |
| Sales of property and equipment | | | | | | | | 0.3 |
| Other cash from investing | | | | | | | 1.3 | |
| Cash from investing | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.7 | 1.3 | 2.3 |
| |
| Issuance of common stock, net | 3.7 | 3.0 | 2.3 | | | 0.1 | | |
| Other cash from financing | -0.1 | 1.1 | 3.6 | 5.7 | 5.8 | 7.3 | 7.9 | 6.5 |
| Cash from financing | 3.6 | 4.2 | 5.9 | 5.8 | 5.9 | 7.4 | 7.9 | 6.5 |
| |
| Free cash flow | -2.4 | -3.8 | -5.6 | -6.1 | -7.0 | -10.5 | -11.3 | -9.9 |
| Per share (diluted) | ($0.02) | ($0.04) | ($0.07) | ($0.09) | ($0.10) | ($0.15) | ($0.16) | ($0.15) |
| |
| Cash paid for interest | | | 0.1 | | | | 0.0 | |