| In millions, except per share items | Mar-31-22 | Mar-31-21 | Mar-31-20 | Mar-31-19 | Mar-31-18 |
| | 10-K | 10-K | 10-K | 10-K | S-1 |
| Net income | 484.3 | 314.6 | 144.8 | 60.0 | 83.8 |
| Depreciation and amortization | 27.0 | 5.5 | 7.1 | 7.9 | 4.3 |
| Stock-based compensation | 14.0 | 7.9 | 1.9 | 1.7 | 0.2 |
| Deferred taxes | 6.2 | 15.9 | | | |
| Change in working capital [+] | -29.2 | 17.0 | -4.6 | 8.2 | 1.6 |
| Accounts receivable | -1.8 | -7.0 | -0.9 | 1.0 | |
| Other | -27.4 | 23.9 | -3.8 | 7.3 | 1.6 |
| Other operating activities | -288.0 | -211.6 | -83.2 | -26.3 | -36.4 |
| Cash from operations | 214.3 | 149.3 | 65.9 | 51.5 | 53.6 |
| |
| Capital expenditures | -2.1 | -1.3 | -0.8 | -3.0 | -3.4 |
| Purchases of property and equipment | -2.1 | -1.3 | -0.8 | -3.0 | -3.4 |
| Acquisitions | -181.5 | | | -9.0 | |
| Sales of short-term investments, net [+] | | | 43.7 | -42.9 | |
| Purchases of short-term investments | | | -27.7 | -89.3 | |
| Sales of short-term investments | | | 71.3 | 46.5 | |
| Other cash from investing | -26.6 | -9.9 | -7.0 | -7.0 | -3.2 |
| Cash from investing | -210.2 | -11.2 | 35.8 | -61.9 | -6.6 |
| |
| Cash dividends paid | -23.9 | -2.0 | | | |
| Issuance of common stock, net | | 337.8 | | | |
| Financing costs | -2.4 | | | | |
| Other cash from financing | -48.9 | -381.1 | -52.2 | -55.5 | 38.8 |
| Cash from financing | -70.4 | -45.3 | -52.2 | -55.5 | 38.8 |
| |
| Free cash flow | 212.2 | 148.0 | 65.1 | 48.4 | 50.2 |
| Per share (diluted) | $3.96 | $4.45 | | | |
| |
| Cash paid for interest | 0.8 | 3.5 | 9.4 | 9.5 | |