| In millions, except per share items | Aug-25-21 | Aug-26-20 | Aug-28-19 | Aug-29-18 | Aug-30-17 | Aug-31-16 | Aug-26-15 | Aug-27-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K/A | 10-K/A | 10-K | 10-K |
| Net income | 0.0 | -29.5 | -15.2 | -33.6 | -23.3 | -10.3 | -2.1 | -3.4 |
| Depreciation and amortization | | 11.5 | 14.0 | 17.5 | 20.4 | 21.9 | 21.4 | 40.3 |
| Stock-based compensation | | 1.0 | 1.1 | 2.1 | 1.6 | 1.5 | 1.5 | 1.3 |
| Tax benefit from stock-based compensation | | | | | | | 0.0 | -0.1 |
| Deferred taxes | | | | 8.2 | 2.8 | 4.7 | -2.0 | -3.3 |
| Change in working capital [+] | | 5.3 | -3.9 | 3.8 | -2.1 | -0.7 | -5.3 | 4.3 |
| Accounts receivable | | 1.2 | -0.3 | -0.8 | -2.1 | -0.7 | -1.0 | 0.0 |
| Inventories | | 0.3 | 0.6 | 0.4 | | | 1.1 | -0.5 |
| Other current assets | | 0.7 | 1.7 | 0.8 | | | -0.3 | 0.9 |
| Other | | 3.1 | -5.9 | 3.3 | | | -5.1 | 3.9 |
| Other operating activities | | -10.0 | -9.2 | | | | | |
| Cash from operations | 0.0 | -21.6 | -13.1 | -8.5 | -0.2 | 17.3 | 10.3 | 20.4 |
| |
| Capital expenditures [+] | 0.0 | -2.1 | -4.0 | -13.2 | -12.5 | -18.3 | -20.4 | -46.2 |
| Purchases of property and equipment | | -2.1 | -4.0 | -13.2 | -12.5 | -18.3 | -20.4 | -46.2 |
| Sales of property and equipment | | 24.9 | 21.8 | 14.2 | | | 13.3 | 4.1 |
| Other cash from investing | | | | 2.1 | | | 0.1 | 0.0 |
| Cash from investing | 0.0 | 22.8 | 17.8 | 3.0 | -12.5 | -18.3 | -7.0 | -42.0 |
| |
| Option exercises | | | | | | | 0.2 | 0.1 |
| Financing costs | | | -3.3 | -0.4 | -0.7 | 0.0 | -0.3 | -0.1 |
| Other cash from financing | | 7.9 | 1.0 | 7.7 | 133.1 | 105.9 | -4.6 | 22.9 |
| Cash from financing | 0.0 | 7.9 | 4.3 | 8.1 | 133.7 | 106.0 | -4.6 | 22.9 |
| |
| Free cash flow | 0.0 | -23.7 | -17.1 | -21.7 | -12.7 | -0.9 | -10.1 | -25.7 |
| Per share (diluted) | | ($0.78) | ($0.57) | ($0.73) | ($0.43) | ($0.03) | ($0.35) | ($0.89) |
| |
| Cash paid for interest | | 5.3 | 4.5 | 2.5 | 1.8 | 1.9 | 2.1 | |
| Cash paid for income taxes | | 0.4 | 0.5 | | | | | |