| In millions, except per share items | Jun-30-23 | Jun-05-23 | Jun-30-22 | Jun-05-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| | 10-Q | 8-K | 10-Q | 8-K | 10-Q | 10-K | 10-Q | 10-Q |
| Net income | -24.0 | -24.0 | -27.5 | -27.5 | -28.2 | -20.2 | -17.7 | -15.0 |
| Depreciation and amortization | 2.8 | | 1.8 | | 1.8 | 1.6 | 1.5 | 1.4 |
| Stock-based compensation | | | -4.8 | | 4.8 | -10.3 | 3.7 | 3.6 |
| Change in working capital [+] | | | -10.9 | | 10.8 | 13.1 | 0.0 | -8.0 |
| Accounts receivable | | | -4.9 | | 4.9 | 4.2 | -1.3 | -1.2 |
| Other current assets | | | -1.7 | | 1.7 | 3.5 | 1.4 | -5.1 |
| Accounts payable | | | -1.1 | | 1.1 | 3.5 | -3.5 | 2.1 |
| Accrued expenses | | | -3.6 | | 3.4 | 1.5 | 3.2 | -3.9 |
| Other | | | 0.4 | | -0.4 | 0.4 | | 0.0 |
| Other operating activities | 21.2 | | 14.1 | | -0.5 | 0.5 | -5.4 | -7.9 |
| Cash from operations | 0.0 | | -27.3 | | -11.4 | -15.3 | -17.9 | -25.9 |
| |
| Capital expenditures | 0.0 | | 27.6 | | -8.6 | 18.6 | -3.0 | -4.1 |
| Purchases of property and equipment | | | 27.6 | | -8.6 | 18.6 | -3.0 | -4.1 |
| Purchases of short-term investments, net | | | 208.0 | | 5.5 | 577.7 | 32.6 | -43.0 |
| Purchases of short-term investments | | | 149.8 | | -59.7 | 494.4 | -20.6 | -92.6 |
| Sales of short-term investments | | | 58.2 | | 65.2 | 83.3 | 53.3 | 49.6 |
| Other cash from investing | | | -212.5 | | | -556.4 | | |
| Cash from investing | 0.0 | | 23.0 | | -3.2 | 39.9 | 29.7 | -47.1 |
| |
| Option exercises | | | 1.4 | | 0.5 | 1.3 | 0.5 | 1.7 |
| Other cash from financing | | | 1.0 | | 1.0 | 2.7 | 0.0 | 7.7 |
| Cash from financing | 0.0 | | -0.4 | | 0.5 | 1.3 | -0.5 | 6.0 |
| |
| Free cash flow | 0.0 | | 0.2 | | -20.0 | 3.3 | -20.8 | -30.0 |
| Per share (diluted) | $0.00 | | $0.01 | | ($0.44) | $0.08 | ($0.47) | ($0.68) |
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