| In millions, except per share items | Jun-30-18 | Mar-31-18 | Dec-31-17 | Sep-30-17 | Jun-30-17 | Mar-31-17 | Dec-31-16 | Sep-30-16 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Net income | -1.0 | -1.8 | 1.1 | -0.8 | 0.9 | -1.2 | -0.8 | -1.4 |
| Depreciation and amortization | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 |
| Asset impairment charges | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | 0.4 | 0.2 |
| Stock-based compensation | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.1 | 0.1 |
| Deferred taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | 0.0 |
| Change in working capital [+] | 0.0 | -0.7 | 3.1 | 0.0 | 4.1 | -3.4 | -0.1 | 4.5 |
| Accounts receivable | 0.6 | 0.7 | -0.6 | 3.3 | -2.5 | -0.8 | -1.5 | 0.8 |
| Inventories | 0.6 | -0.2 | 2.3 | -1.3 | 2.9 | -2.1 | 1.8 | -0.5 |
| Accounts payable | -1.0 | -0.5 | 0.0 | 0.3 | 2.1 | 1.0 | -0.2 | 0.6 |
| Accrued expenses | -0.3 | -0.6 | 0.0 | -0.9 | 0.3 | -0.3 | -0.2 | 0.2 |
| Other | 0.2 | | 1.4 | -1.4 | 1.4 | -1.2 | 0.1 | 3.4 |
| Other operating activities | -0.2 | 0.2 | -5.9 | -0.1 | -5.8 | 3.5 | 1.6 | -3.0 |
| Cash from operations | -1.0 | -2.2 | -1.5 | -0.6 | -0.6 | -1.0 | 1.2 | 0.6 |
| |
| Capital expenditures [+] | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | -0.1 | -0.1 | 0.0 |
| Purchases of property and equipment | | | 0.0 | | -0.1 | -0.1 | -0.1 | 0.0 |
| Sales of property and equipment | | 0.5 | | | 0.5 | 2.1 | | |
| Other cash from investing | | | | | | | 1.5 | |
| Cash from investing | 0.0 | 0.5 | 0.0 | 0.0 | 0.4 | 1.9 | 1.4 | 0.0 |
| |
| Other cash from financing | -0.4 | -0.1 | -0.4 | 0.0 | 0.0 | 0.3 | -0.3 | -0.6 |
| Cash from financing | -0.4 | -0.1 | -0.4 | 0.0 | 0.0 | 0.3 | -0.3 | -0.6 |
| |
| Free cash flow | -1.0 | -2.2 | -1.5 | -0.6 | -0.7 | -1.1 | 1.1 | 0.5 |
| Per share (diluted) | ($0.04) | ($0.09) | ($0.07) | ($0.03) | ($0.03) | ($0.05) | $0.05 | $0.02 |
| |
| Cash paid for interest | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Cash paid for income taxes | 0.0 | | 0.0 | | 0.0 | 0.0 | 0.0 | |