| In millions, except per share items | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 | Sep-30-20 | Jun-30-20 | Mar-31-20 | Dec-31-19 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Net income | -6.1 | -9.7 | -2.4 | -5.0 | -4.8 | -6.2 | -3.2 | -1.4 |
| Depreciation and amortization | 2.7 | 2.6 | 2.6 | 2.7 | 2.8 | 2.8 | 2.7 | 2.4 |
| Stock-based compensation | | -0.1 | 0.1 | | | -0.1 | 0.1 | -0.9 |
| Deferred taxes | | | | | | 0.3 | -0.3 | -0.6 |
| Change in working capital | 0.6 | 2.2 | 0.5 | -2.9 | 1.0 | 1.4 | 0.0 | -2.9 |
| Other | 0.6 | 2.2 | 0.5 | -2.9 | 1.0 | 1.4 | 0.0 | -2.9 |
| Other operating activities | 4.1 | 7.5 | -1.8 | 6.7 | 0.6 | -1.3 | 1.9 | 3.0 |
| Cash from operations | 1.4 | 2.6 | -0.9 | 1.5 | -0.4 | -3.0 | 1.1 | -0.4 |
| |
| Capital expenditures [+] | 0.2 | 0.8 | -0.3 | 0.2 | 0.1 | 0.6 | -0.3 | 2.7 |
| Purchases of property and equipment | 0.2 | 0.8 | -0.3 | 0.2 | 0.1 | 0.6 | -0.3 | 2.7 |
| Sales of property and equipment | 0.0 | 0.0 | | 0.0 | | 0.0 | 0.0 | 0.0 |
| Other cash from investing | -0.4 | -1.0 | | -0.4 | -0.2 | -0.6 | -6.7 | -3.0 |
| Cash from investing | -0.2 | -0.3 | -0.3 | -0.2 | -0.1 | 0.0 | -7.0 | -0.2 |
| |
| Cash dividends paid | | | | | | | | 16.3 |
| Financing costs | | 0.1 | -0.1 | | | 0.3 | -0.3 | 0.4 |
| Other cash from financing | -0.8 | 1.8 | 1.3 | -3.2 | -0.5 | 2.9 | 8.0 | -18.8 |
| Cash from financing | -0.8 | 1.7 | 1.4 | -3.2 | -0.5 | 2.6 | 8.4 | -3.0 |
| |
| Free cash flow | 1.5 | 3.3 | -1.1 | 1.7 | -0.3 | -2.4 | 0.9 | 2.4 |
| Per share (diluted) | $0.11 | $0.28 | ($0.09) | $0.14 | ($0.02) | ($0.20) | $0.07 | $0.20 |
| |
| Cash paid for interest | 2.4 | 1.9 | 1.4 | 2.4 | 1.6 | 1.6 | 1.6 | 1.5 |
| Cash paid for income taxes | 0.1 | | 0.0 | | 0.0 | 0.1 | 0.0 | |