| In millions, except per share items | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 |
| | 10-Q | 10-Q | 10-Q | 8-K | 10-Q |
| Net income | -144.6 | -128.3 | -134.2 | -124.2 | -54.4 |
| Depreciation and amortization | 2.5 | 2.2 | 2.0 | 1.8 | 1.0 |
| Stock-based compensation | 39.9 | 29.6 | 17.7 | | 2.5 |
| Change in working capital [+] | -0.3 | 4.1 | -0.6 | -4.8 | 4.3 |
| Other current assets | 3.1 | 7.7 | -0.3 | | -1.1 |
| Accounts payable | 3.0 | 5.2 | 6.1 | 4.7 | 2.9 |
| Accrued expenses | 4.5 | 2.1 | 4.5 | | 2.4 |
| Other | | | -10.9 | -11.0 | 0.0 |
| Other operating activities | -27.9 | -24.7 | 6.8 | 28.7 | 6.9 |
| Cash from operations | -130.3 | -117.1 | -108.3 | -96.9 | -39.7 |
| |
| Capital expenditures [+] | -11.6 | -8.6 | -6.5 | -5.7 | -6.0 |
| Purchases of property and equipment | -11.6 | -8.6 | -6.5 | -5.7 | -6.0 |
| Sales of property and equipment | 0.4 | | | | |
| Sales of short-term investments | | | | 101.5 | 48.2 |
| Sales of short-term investments | | | | 101.5 | 48.2 |
| Other cash from investing | | | | 413.3 | |
| Cash from investing | 455.7 | 471.3 | 490.1 | 509.0 | 49.9 |
| |
| Option exercises | 1.3 | 1.2 | 0.4 | | 0.1 |
| Other cash from financing | -143.7 | -144.7 | -121.1 | -121.7 | 24.3 |
| Cash from financing | -145.0 | -145.8 | -121.6 | -121.8 | 24.2 |
| |
| Free cash flow | -141.8 | -125.6 | -114.8 | -102.6 | -45.7 |
| Per share (diluted) | ($0.58) | ($0.52) | ($0.70) | ($1.65) | ($0.54) |
| |
| Cash paid for interest | | | 0.0 | | 0.0 |