| In millions, except per share items | Mar-31-23 | Dec-31-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Net income | 9.3 | 22.5 | -106.9 | -7.0 | -137.6 | -45.4 | 0.0 | 35.2 |
| Depreciation and amortization | 7.1 | 7.2 | 6.8 | 6.7 | 6.2 | 5.1 | 4.9 | 4.3 |
| Stock-based compensation | 3.0 | | 0.8 | 2.1 | 1.9 | 2.2 | 1.5 | 1.4 |
| Deferred taxes | 3.2 | | -27.1 | -2.9 | -47.7 | -15.8 | 1.3 | 6.8 |
| Change in working capital [+] | -98.2 | | 26.0 | -23.8 | -55.6 | 26.6 | 18.0 | 20.6 |
| Accounts receivable | -76.8 | | 37.1 | -18.6 | -58.6 | 17.3 | 29.2 | 12.0 |
| Accounts payable | 5.5 | | -12.6 | -7.0 | 22.1 | -6.9 | -6.5 | 10.5 |
| Other | -26.9 | | 1.5 | 1.9 | -19.1 | 16.2 | -4.8 | -2.0 |
| Other operating activities | 138.4 | -4.8 | 46.5 | 46.3 | 14.2 | -59.8 | -80.2 | -26.2 |
| Cash from operations | 62.7 | 24.9 | -54.0 | 21.4 | -218.7 | -87.1 | -54.5 | 42.2 |
| |
| Capital expenditures | -0.5 | 0.0 | -0.3 | -6.6 | -10.1 | -7.8 | -8.4 | -0.8 |
| Purchases of property and equipment | -0.5 | | -0.3 | -6.6 | -10.1 | -7.8 | -8.4 | -0.8 |
| Purchases of intangible assets | -1.9 | | -2.3 | -2.3 | -2.2 | -3.0 | -2.3 | -2.4 |
| Acquisitions | | | | | | -6.9 | -17.1 | -24.0 |
| Other cash from investing | | | | | -1.0 | | | |
| Cash from investing | -2.4 | 0.0 | -2.6 | -9.0 | -13.3 | -17.8 | -27.8 | -27.1 |
| |
| Option exercises | 0.1 | | | 0.9 | 0.1 | 2.2 | 0.1 | 1.4 |
| Financing costs | | | | | -0.3 | | | -0.9 |
| Other cash from financing | -4.3 | | -1.8 | -5.5 | 241.4 | 4.2 | -0.2 | 108.6 |
| Cash from financing | -4.4 | 0.0 | -1.8 | -6.4 | 241.7 | 2.0 | -0.3 | 108.1 |
| |
| Free cash flow | 62.3 | 24.9 | -54.2 | 14.8 | -228.7 | -94.9 | -62.9 | 41.4 |
| Per share (diluted) | $0.37 | $0.15 | ($0.33) | $0.09 | ($1.40) | ($0.58) | ($0.38) | $0.25 |
| |
| Cash paid for interest | -15.4 | | -11.0 | -11.6 | -7.8 | -7.7 | -7.7 | -6.4 |
| Cash paid for income taxes | 0.0 | | -0.1 | 0.0 | 0.0 | 0.0 | -0.1 | 0.0 |