| In millions, except per share items | Jun-30-23 | Mar-31-23 | Jun-30-22 | Mar-31-22 | Dec-31-20 | Sep-30-20 | Jun-30-20 | Mar-31-20 |
| | 10-Q | 10-Q | 10-Q | 10-Q | 20-F | 10-Q | 10-Q | 10-Q |
| Net income | -4.8 | -3.5 | -40.7 | -14.6 | -1.5 | -1.2 | -1.9 | -1.1 |
| Depreciation and amortization | 1.4 | 1.0 | 7.5 | 6.4 | 0.2 | 0.3 | 0.2 | 0.2 |
| Asset impairment charges | 0.3 | 0.1 | 12.3 | 0.1 | | | | |
| Stock-based compensation | 0.7 | 0.5 | 7.2 | 0.1 | | | | 0.0 |
| Change in working capital [+] | 1.2 | 0.3 | -0.9 | 1.0 | 1.7 | 2.2 | 0.7 | 0.2 |
| Accounts receivable | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 |
| Inventories | | | | | 0.1 | | 0.0 | 0.1 |
| Deferred revenues | | | | | 0.0 | -0.1 | -0.2 | -0.3 |
| Other | 1.2 | 0.3 | -0.9 | 1.0 | 1.7 | 2.2 | 0.9 | 0.4 |
| Other operating activities | -0.6 | 1.4 | 5.9 | -8.8 | -1.0 | -2.1 | 0.3 | 0.2 |
| Cash from operations | -1.9 | -0.2 | -8.7 | -15.9 | -0.6 | -0.9 | -0.7 | -0.4 |
| |
| Capital expenditures [+] | 0.0 | -1.6 | -6.0 | -10.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Purchases of property and equipment | | -1.6 | -6.0 | -10.0 | | | | |
| Sales of property and equipment | 0.6 | 3.1 | | | | | | |
| Purchases of intangible assets | | | -0.3 | | | | | |
| Other cash from investing | -1.9 | | | -2.8 | -2.0 | | | |
| Cash from investing | -1.3 | 1.5 | -6.3 | -12.8 | -2.0 | 0.0 | 0.0 | 0.0 |
| |
| Issuance of common stock, net | | | | | 0.2 | 0.1 | | |
| Option exercises | 0.2 | | | | 0.0 | 0.0 | 0.1 | |
| Other cash from financing | 1.2 | | | | -0.1 | 3.3 | 0.8 | 0.6 |
| Cash from financing | 1.0 | 0.0 | 0.0 | 0.0 | 0.2 | 3.4 | 0.7 | 0.6 |
| |
| Free cash flow | -1.9 | -1.7 | -14.6 | -25.9 | -0.6 | -0.9 | -0.7 | -0.4 |
| Per share (diluted) | ($0.17) | ($0.02) | ($1.55) | ($0.41) | ($0.10) | ($0.13) | ($0.14) | ($0.11) |