| In millions, except per share items | Sep-30-22 | Sep-30-21 | Sep-30-20 | Sep-30-19 | Sep-30-18 | Sep-30-17 | Sep-30-16 | Sep-30-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Current assets: | | | | | | | | |
| Cash and cash equivalents | 3.3 | 10.0 | 7.6 | 4.3 | 1.2 | 1.2 | 1.8 | 2.0 |
| Accounts receivable, net of allowances of $332 & $53 | 4.9 | 5.2 | 6.3 | 6.5 | 7.4 | 7.9 | 9.8 | 12.7 |
| Inventories | 1.5 | 0.4 | 1.2 | 0.6 | 1.0 | 1.0 | 1.9 | 2.4 |
| Investment in sales-type lease, current | 0.3 | 0.3 | 0.3 | | | | | |
| Capitalized commissions, current | 0.2 | 0.4 | 0.4 | 0.5 | | | | |
| Prepaid expenses and other current assets | 1.2 | 1.2 | 1.1 | 1.0 | 0.9 | 1.1 | 1.4 | 0.9 |
| Total current assets | 11.1 | 17.4 | 16.8 | 13.0 | 10.8 | 12.3 | 15.6 | 17.9 |
| |
| Property and equipment: | | | | | | | | |
| Leasehold improvements | 1.5 | 1.1 | 1.1 | 1.1 | 1.1 | 1.0 | 0.9 | 0.9 |
| Computer equipment | 9.3 | 8.5 | 8.0 | 5.6 | 5.7 | 6.1 | 5.8 | 5.9 |
| Furniture and fixtures | 1.4 | 1.5 | 1.4 | 1.2 | | | | |
| Total property and equipment | 12.1 | 11.2 | 10.5 | 8.0 | 7.9 | 7.9 | 7.5 | 7.6 |
| Less accumulated depreciation and amortization | 8.7 | 8.4 | 7.3 | 6.4 | 6.0 | 6.2 | 5.5 | 4.8 |
| Property and equipment, net | 3.4 | 2.8 | 3.2 | 1.6 | 1.9 | 1.8 | 2.0 | 2.8 |
| |
| Other assets: | | | | | | | | |
| Software development costs, net of accumulated amortization and impairment | 2.4 | | | | | | | |
| Investment in sales-type lease, long-term | 0.2 | 0.5 | 0.1 | | | | | |
| Capitalized commissions, long-term | 0.0 | 0.1 | 0.1 | 0.1 | | | | |
| Right-of-use assets under operating leases | 2.1 | 2.4 | 2.1 | | | | | |
| Deferred tax asset | 0.3 | 0.0 | | | | | | |
| Hardware receivable, long-term | | | | | 0.2 | 1.3 | 1.2 | |
| Other long-term assets | 0.3 | 0.8 | 0.4 | 0.4 | 0.4 | 0.4 | 0.7 | 0.6 |
| Total assets | 19.9 | 24.0 | 22.6 | 15.2 | 13.6 | 28.4 | 33.1 | 34.8 |
| |
| Current liabilities: | | | | | | | | |
| Accounts payable | 1.9 | 1.1 | 2.7 | 0.8 | 1.6 | 1.3 | 1.0 | 2.0 |
| Accrued liabilities | 1.5 | 2.5 | 2.6 | 2.2 | 1.6 | 1.4 | 1.9 | 1.7 |
| Current portion of unearned revenue | 8.6 | 9.4 | 10.7 | | | | | |
| Current portion of finance lease obligations | 0.0 | 0.1 | 0.1 | 0.2 | | | | |
| Current portion of operating lease obligations | 1.1 | 0.9 | 1.4 | | | | | |
| Current portion of notes payable and warrant debt, net of discounts | 0.6 | | 1.1 | 1.0 | 0.6 | 0.7 | 1.5 | 1.3 |
| |
| Current portion of notes payable due to related parties | | | | | | | | |
| Total current liabilities | 13.7 | 14.0 | 18.6 | 13.8 | 16.6 | 17.1 | 19.3 | 18.6 |
| Long-term portion of unearned revenue | 1.1 | 1.6 | 1.5 | 1.8 | 1.7 | | | |
| Long-term portion of finance lease obligations | 0.0 | 0.0 | 0.1 | 0.2 | | | | |
| Long-term portion of operating lease obligations | 1.0 | 1.6 | 0.7 | | | | | |
| Long-term portion of notes payable and warrant debt, net of discounts | 0.4 | 0.6 | 2.7 | 5.4 | 1.4 | 0.1 | 0.9 | 2.1 |
| |
| Long-term portion of notes payable due to related parties | | | | | | | | |
| Other liabilities | 0.1 | 0.0 | 0.1 | 0.1 | 0.2 | 0.4 | 0.3 | 0.3 |
| Total liabilities | 16.3 | 17.9 | 23.7 | 21.4 | 20.0 | 25.2 | 26.6 | 27.0 |
| |
| Commitments and contingencies | | | | | | | | |
| Stockholders’ equity (deficit): | | | | | | | | |
| Common stock | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 |
| Additional paid-in capital | 218.1 | 213.3 | 209.0 | 203.7 | 200.1 | 197.8 | 197.1 | 196.0 |
| Accumulated deficit | -213.5 | -206.4 | -209.5 | -209.3 | -207.4 | -195.3 | -190.2 | -186.9 |
| Accumulated other comprehensive loss | -1.0 | -0.6 | -0.5 | -0.5 | -0.7 | -0.6 | -0.2 | -1.1 |
| Treasury stock, at cost, 12,716 shares | -0.2 | -0.2 | -0.2 | -0.2 | -0.2 | -0.2 | -0.2 | -0.2 |
| Total stockholders’ equity (deficit) | 3.6 | 6.1 | -1.0 | -6.3 | -6.5 | 3.1 | 6.5 | 7.8 |
| Total liabilities and stockholders’ equity (deficit) | 19.9 | 24.0 | 22.6 | 15.2 | 13.6 | 28.4 | 33.1 | 34.8 |