| In millions, except per share items | Jun-25-22 | Mar-26-22 | Dec-25-21 | Sep-25-21 | Jun-26-21 | Mar-27-21 | Dec-26-20 | Sep-26-20 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Net income | | -0.1 | 23.8 | -86.1 | | 45.3 | 21.8 | 34.4 |
| Depreciation and amortization | 9.0 | 10.7 | 10.5 | 7.9 | 9.8 | 9.8 | 9.9 | 8.5 |
| Asset impairment charges | 0.7 | 3.6 | 13.8 | 3.9 | 2.8 | 2.3 | 5.9 | 1.5 |
| Stock-based compensation | 3.0 | 2.9 | 2.4 | 2.3 | 2.1 | 1.8 | 2.1 | 2.9 |
| Deferred taxes | -1.0 | 4.6 | 0.9 | -43.7 | 6.5 | -0.7 | 7.2 | 14.5 |
| Change in working capital [+] | -23.0 | -62.2 | 13.2 | -16.7 | -51.5 | -50.3 | 55.7 | -13.0 |
| Accounts receivable | 2.5 | -1.8 | 0.2 | -1.6 | 5.8 | -0.4 | 16.4 | -0.8 |
| Inventories | -4.4 | -13.7 | 19.1 | -9.6 | -20.8 | -34.0 | -15.7 | -2.2 |
| Income taxes | 4.5 | -14.5 | -32.1 | 15.7 | -17.0 | 2.5 | 36.0 | 1.0 |
| Other | -25.6 | -32.2 | 26.0 | -21.2 | -19.5 | -18.4 | 19.0 | -11.0 |
| Other operating activities | | -0.8 | 43.2 | 134.6 | | -19.8 | -48.4 | 18.3 |
| Cash from operations | -17.6 | -41.3 | 107.8 | 2.2 | 15.3 | -11.6 | 54.2 | 67.1 |
| |
| Capital expenditures [+] | -9.6 | -6.0 | -10.0 | -7.8 | -9.9 | -7.4 | -7.1 | -6.4 |
| Purchases of property and equipment | -9.6 | -6.0 | -10.0 | -7.8 | -9.9 | -7.4 | -7.1 | -6.4 |
| Sales of property and equipment | 0.7 | 0.5 | 39.2 | -27.1 | 0.8 | 9.9 | 42.7 | 0.5 |
| Other cash from investing | | | | | | 2.4 | | |
| Cash from investing | -8.9 | -5.5 | 29.2 | -34.9 | -9.1 | 4.9 | 35.6 | -5.9 |
| |
| Repurchase of common stock, net | | -75.0 | | -22.1 | | | | |
| Option exercises | | | | | | 0.5 | | |
| Financing costs | | | -7.7 | -1.2 | -0.7 | -0.3 | -18.7 | |
| Other cash from financing | | 103.9 | 10.5 | 39.2 | -53.3 | -2.9 | -121.6 | -25.2 |
| Cash from financing | -102.1 | 28.9 | 18.2 | 18.3 | -52.6 | -3.1 | -102.9 | -25.2 |
| |
| Free cash flow | -27.2 | -47.3 | 97.8 | -5.6 | 5.4 | -19.0 | 47.1 | 60.7 |
| Per share (diluted) | | ($0.92) | $1.85 | ($0.11) | | ($0.36) | $0.90 | $1.14 |