| 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 |
| CASH FLOWS FROM OPERATING ACTIVITIES | | | | | | | | |
| Net (Loss) Income | -38.8 | -53.0 | -35.9 | -34.2 | -27.6 | -33.0 | -38.1 | -11.0 |
| |
| Adjustments to reconcile net (loss) income to net cash used in operating activities: | | | | | | | | |
| Depreciation and amortization | 1.0 | 0.9 | 0.9 | 0.8 | 0.5 | 0.5 | 0.6 | 0.4 |
| Amortization of operating lease right-of-use assets | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | 0.0 | 0.0 | |
| Stock compensation expense | 2.6 | 2.6 | 2.5 | 2.1 | 3.1 | 4.2 | 3.7 | 3.0 |
| Shares issued for services | | 0.1 | | 0.3 | 0.3 | -0.7 | | |
| Loss of disposal of fixed assets | | | 0.2 | 0.2 | 0.2 | | | |
| Amortization of debt discount | 1.6 | 1.8 | 2.5 | 4.4 | 5.8 | 6.1 | 5.2 | 3.1 |
| Change in fair value of derivative liabilities - convertible notes | -0.7 | 0.6 | -0.1 | -1.0 | -0.6 | -1.2 | -0.7 | |
| Change in fair value of derivative liabilities - downside protection | | | | | 1.7 | 1.9 | -0.1 | -3.1 |
| Bad debt expense | | | | | | | 0.0 | |
| Increase in notes payable due to default | | | 0.8 | 0.5 | 0.1 | | | |
| Change in fair value of common stock payable | -0.1 | 0.1 | -0.1 | 0.0 | 0.0 | -0.1 | | |
| Changes in operating assets and liabilities, net of effect of acquisitions: | | | | | | | | |
| Accounts receivable | 0.1 | 0.1 | 0.0 | 0.0 | -1.4 | -1.5 | -0.7 | -0.8 |
| Inventory | 0.7 | 0.2 | 0.0 | -0.1 | -0.4 | 0.5 | 0.8 | 1.1 |
| Accounts payable and accrued expenses | 20.9 | 20.8 | 16.7 | 9.5 | 8.0 | 9.4 | 9.9 | 8.6 |
| Operating lease liabilities | -0.2 | -0.2 | | -0.2 | -0.1 | 0.0 | | |
| Other current assets | 0.1 | 0.2 | 0.1 | 0.0 | -0.3 | -0.1 | -0.1 | |
| Other assets | | | | 0.0 | 0.0 | 0.0 | | 0.0 |
| Net cash used in operating activities | -2.4 | -3.8 | -5.6 | -6.1 | -7.0 | -10.2 | -11.1 | -9.6 |
| |
| CASH FLOWS FROM INVESTING ACTIVITIES: | | | | | | | | |
| Purchase of property and equipment | | | | | | -0.3 | -0.3 | -0.3 |
| Cash received in acquisition of a business, net of cash paid | | | | | | | 0.0 | |
| Net cash provided by investing activities | | | | | | 0.7 | 1.3 | 2.3 |
| |
| CASH FLOWS FROM FINANCING ACTIVITIES | | | | | | | | |
| Loan (repayments to) and proceeds from related party | 0.0 | | | | 0.0 | | | |
| Payment of notes payable | -2.3 | -0.1 | -0.1 | | | | -1.0 | -0.1 |
| Proceeds from note payable | 2.3 | | | 6.6 | 6.8 | 8.2 | 8.8 | 6.3 |
| Proceeds from issuance of common stock | 3.7 | 3.0 | 2.3 | | | 0.1 | | |
| Issuance of common stock in a private placement (PIPE), net of fees | 3.7 | 3.0 | 2.3 | | | 0.1 | | |
| Proceeds from exercise of warrants | 0.0 | | 0.0 | | | | | |
| Net cash provided by financing activities | 3.6 | 4.2 | 5.9 | 5.8 | 5.9 | 7.4 | 7.9 | 6.5 |
| Cash and cash equivalents, beginning of period | | | 0.0 | | | | 0.3 | |
| Cash and cash equivalents, end of period | 1.3 | 0.3 | 0.3 | 0.0 | -0.7 | -1.8 | -1.5 | 0.3 |
| |
| Supplemental Disclosure of Cash Flow Information | | | | | | | | |
| Cash paid for interest | | | 0.1 | | | | 0.0 | |
| |
| Supplemental Disclosure of Non-Cash Investing and Financing Activities | | | | | | | | |
| Reduction of derivative liabilities | 2.1 | 2.9 | 3.2 | 4.6 | 3.0 | 2.3 | 1.9 | |
| Issuance of shares--common stock payable | | 1.5 | | | 0.9 | | | |
| Issuance of common stock for conversion of debt | 2.5 | 3.6 | 4.8 | 5.3 | 4.5 | 2.9 | 1.7 | |
| Discount on derivative liability upon issuance of debt | | 0.3 | 2.3 | 1.9 | 1.8 | 1.4 | 1.1 | |