| In millions, except per share items | Jun-30-23 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Net income | -94.5 | -63.5 | -41.4 | -77.5 | -107.3 | -35.5 | -40.0 | -34.0 |
| Depreciation and amortization | | 25.3 | 20.0 | 18.3 | 17.0 | 16.0 | 15.2 | 14.4 |
| Stock-based compensation | | 54.8 | 34.0 | 28.5 | 23.0 | 20.5 | 18.0 | 16.2 |
| Deferred taxes | | -1.8 | 0.0 | 19.4 | -4.1 | -5.1 | -1.5 | 0.7 |
| Change in working capital [+] | | 7.5 | -61.4 | 17.4 | -2.1 | -5.0 | 8.2 | -14.4 |
| Accounts receivable | | 3.8 | -30.8 | -11.7 | -9.8 | -5.2 | -9.2 | -15.3 |
| Other current assets | | 1.7 | -6.8 | -3.1 | 2.2 | -2.1 | 0.6 | -5.5 |
| Accounts payable | | 6.3 | 1.9 | -3.4 | -0.9 | 0.6 | 6.2 | -3.0 |
| Accrued expenses | | -5.1 | -25.4 | 36.8 | 11.2 | 0.8 | 10.1 | 8.5 |
| Other | | 0.7 | -0.3 | -1.2 | -4.8 | 0.9 | 0.5 | 0.8 |
| Other operating activities | 50.3 | 16.0 | 13.3 | 34.5 | 66.5 | 16.5 | 23.5 | 8.4 |
| Cash from operations | -44.2 | 38.3 | -35.5 | 40.6 | -6.9 | 7.5 | 23.5 | -8.8 |
| |
| Capital expenditures | 0.0 | -37.1 | -24.5 | -28.3 | -28.8 | -13.6 | -22.3 | -10.4 |
| Purchases of property and equipment | | -37.1 | -24.5 | -28.3 | -28.8 | -13.6 | -22.3 | -10.4 |
| Purchases of intangible assets | | -5.6 | -4.5 | -3.6 | -4.0 | -3.7 | -3.4 | -4.3 |
| Acquisitions | | -82.6 | -4.4 | -5.6 | | | | -0.3 |
| Purchases of short-term investments, net | | 69.2 | -77.5 | -317.2 | -412.0 | 59.7 | 73.4 | 14.3 |
| Purchases of short-term investments | | -157.8 | -264.5 | -528.4 | -679.7 | -192.8 | -188.4 | -310.9 |
| Sales of short-term investments | | 227.0 | 187.0 | 211.2 | 267.7 | 252.5 | 261.8 | 325.2 |
| Other cash from investing | | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | 0.0 |
| Cash from investing | 0.0 | -56.0 | -110.8 | -354.8 | -444.8 | 42.5 | 47.8 | -0.6 |
| |
| Issuance of common stock, net | | 8.7 | 0.0 | 0.0 | 0.0 | 0.0 | -0.2 | 0.0 |
| Option exercises | | 3.0 | 3.0 | 4.6 | 5.3 | 3.6 | 8.0 | 12.7 |
| Financing costs | | | | -1.0 | -18.8 | | | |
| Other cash from financing | | 5.4 | -11.2 | 13.3 | 806.7 | 13.7 | 15.5 | 19.4 |
| Cash from financing | 0.0 | 11.1 | -14.3 | 9.8 | 820.2 | 10.2 | 7.4 | 6.7 |
| |
| Free cash flow | -44.2 | 1.2 | -59.9 | 12.3 | -35.7 | -6.1 | 1.2 | -19.2 |
| Per share (diluted) | ($0.13) | $0.00 | ($0.19) | $0.04 | ($0.11) | ($0.02) | $0.00 | ($0.06) |
| |
| Cash paid for interest | | 0.6 | 0.0 | 0.7 | 0.8 | 2.2 | 0.0 | 2.2 |
| Cash paid for income taxes | | 0.1 | 0.9 | 0.3 | 0.3 | 0.3 | 0.7 | 0.1 |