| In millions, except per share items | Jun-30-23 | Mar-31-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Net income | 63.7 | 82.6 | 85.9 | 97.2 | 76.3 | 47.4 | 27.5 | -1.8 |
| Depreciation and amortization [+] | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | 0.2 | 0.4 | 1.7 |
| Depreciation | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | 0.2 | 0.4 | 1.7 |
| Asset impairment charges | | 0.0 | | | | | | |
| Stock-based compensation | 3.0 | 3.0 | 2.9 | 3.4 | 3.2 | 3.0 | 2.8 | 1.4 |
| Deferred taxes | | | -7.6 | -10.0 | | | -0.1 | 5.3 |
| Change in working capital [+] | -11.8 | -1.6 | 14.2 | 21.4 | 6.8 | 9.0 | 3.7 | -38.3 |
| Accounts receivable | -28.0 | -32.1 | -23.8 | 0.2 | -0.1 | 2.4 | -0.4 | -21.9 |
| Inventories | -2.1 | -0.5 | 2.0 | 5.1 | -0.4 | 0.2 | -0.8 | -10.2 |
| Income taxes | 0.3 | 12.2 | 13.7 | 12.9 | 9.7 | 15.8 | 8.5 | -25.2 |
| Other | 18.0 | 18.8 | 22.3 | 3.1 | -2.4 | -9.4 | -3.6 | 19.1 |
| Other operating activities | -4.4 | -28.8 | -31.0 | -44.1 | -31.4 | -11.6 | -10.6 | 29.4 |
| Cash from operations | 43.0 | 47.7 | 64.4 | 68.0 | 51.7 | 47.7 | 23.7 | -1.8 |
| |
| Capital expenditures | -1.5 | -1.1 | -1.0 | -1.0 | -0.1 | -0.2 | -0.1 | -0.2 |
| Purchases of property and equipment | -1.5 | -1.1 | -1.0 | -1.0 | -0.1 | -0.2 | -0.1 | -0.2 |
| Purchases of short-term investments | -8.5 | -4.4 | 0.0 | -0.6 | -0.8 | -0.2 | -1.0 | -6.8 |
| Purchases of short-term investments | -8.5 | -4.4 | 0.0 | -0.6 | -0.8 | -0.2 | -1.0 | -6.8 |
| Other cash from investing | 10.8 | -24.6 | -48.3 | -46.2 | -51.6 | -19.4 | 3.8 | 5.5 |
| Cash from investing | 0.8 | -30.0 | -49.3 | -47.8 | -52.5 | -19.8 | 2.7 | 1.5 |
| |
| Cash dividends paid | -9.3 | -9.0 | -9.2 | -2.6 | -5.4 | -3.4 | -1.5 | -2.6 |
| Repurchase of common stock, net | | | | | -5.8 | | | -3.9 |
| Other cash from financing | -14.7 | -13.0 | -12.0 | -8.2 | -2.4 | -0.4 | -0.3 | -2.4 |
| Cash from financing | -24.0 | -26.4 | -25.5 | -15.2 | -13.7 | -7.7 | -5.7 | -8.9 |
| |
| Free cash flow | 41.5 | 46.6 | 63.3 | 66.9 | 51.6 | 47.5 | 23.6 | -2.0 |
| Per share (diluted) | $1.57 | $1.77 | $2.42 | $2.56 | $1.98 | $1.82 | $0.91 | ($0.08) |
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