| In millions, except per share items | Dec-31-19 | Sep-27-19 | Jun-28-19 | Mar-29-19 | Dec-31-18 | Sep-28-18 | Jun-29-18 | Mar-30-18 |
| | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q |
| Net income | -0.4 | -0.8 | 0.2 | -0.6 | 0.6 | 2.3 | 0.5 | -0.1 |
| Depreciation and amortization | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Asset impairment charges | | | | | 0.2 | 0.1 | 0.1 | 0.1 |
| Change in working capital [+] | -0.6 | 0.0 | 0.7 | -2.4 | -3.6 | -0.9 | 0.0 | 0.2 |
| Accounts receivable | -1.7 | -0.9 | 0.9 | -0.5 | 2.9 | -0.7 | -0.6 | -1.2 |
| Inventories | 0.1 | -0.1 | 0.8 | -0.3 | -0.8 | 1.7 | -0.9 | -0.4 |
| Other current assets | -0.1 | 0.2 | 0.3 | 0.0 | -0.1 | -0.1 | 0.0 | -0.1 |
| Accounts payable | 0.2 | 0.1 | -0.3 | -0.3 | -0.6 | 0.2 | 0.7 | -0.5 |
| Accrued expenses | -0.2 | 0.1 | 0.0 | 0.2 | -0.5 | 0.2 | 0.1 | 0.3 |
| Other | 1.1 | 0.4 | -0.9 | -1.5 | -4.6 | -2.2 | 0.7 | 2.1 |
| Other operating activities | 1.1 | 0.2 | -0.5 | 0.9 | 4.1 | 0.7 | -0.1 | -0.7 |
| Cash from operations | 0.2 | -0.5 | 0.4 | -2.0 | 1.4 | 2.2 | 0.5 | -0.4 |
| |
| Capital expenditures [+] | 0.0 | 0.0 | 0.0 | -0.1 | -0.1 | 0.0 | 0.0 | 0.0 |
| Purchases of property and equipment | 0.0 | 0.0 | 0.0 | -0.1 | -0.1 | 0.0 | 0.0 | 0.0 |
| Sales of property and equipment | | | | | 0.0 | 0.0 | | 0.0 |
| Other cash from investing | 0.0 | | | | | | | |
| Cash from investing | 0.0 | 0.0 | 0.0 | -0.1 | 0.0 | 0.0 | 0.0 | 0.0 |
| |
| Option exercises | | | | 0.0 | | | | |
| Other cash from financing | -0.5 | -0.1 | -0.1 | 0.0 | -0.5 | -0.1 | -0.1 | -0.1 |
| Cash from financing | -0.5 | -0.1 | -0.1 | 0.0 | -0.5 | -0.1 | -0.1 | -0.1 |
| |
| Free cash flow | 0.2 | -0.5 | 0.4 | -2.1 | 1.3 | 2.2 | 0.5 | -0.4 |
| Per share (diluted) | $0.02 | ($0.05) | $0.04 | ($0.18) | $0.11 | $0.18 | $0.04 | ($0.04) |
| |
| Cash paid for interest | 0.3 | 0.0 | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 |
| Cash paid for income taxes | -0.2 | | | | | | | |