| In millions, except per share items | Jun-30-23 | Jun-05-23 | Dec-31-22 | Dec-05-22 | Sep-30-22 | Sep-05-22 | Jun-30-22 | Jun-05-22 |
| | 10-Q | 8-K | 10-K | 8-K | 10-Q | 8-K | 10-Q | 8-K |
| Net income | | | -4.4 | | -3.3 | | -1.2 | |
| Depreciation and amortization [+] | | | 9.6 | | 8.5 | | 6.5 | |
| Depreciation | | | 9.6 | | 8.5 | | 6.5 | |
| Change in working capital | | | -2.8 | | 3.3 | | 1.3 | |
| Other | | | -2.8 | | 3.3 | | 1.3 | |
| Other operating activities | | | -3.2 | | -13.6 | | -13.0 | |
| Cash from operations | | | -2.3 | | -5.1 | | -6.4 | |
| |
| Capital expenditures | | | 0.8 | | 0.7 | | 0.8 | |
| Purchases of property and equipment | | | 0.8 | | 0.7 | | 0.8 | |
| Other cash from investing | | | -5.2 | | -19.2 | | -19.0 | |
| Cash from investing | | | -4.3 | | -18.5 | | -18.2 | |
| |
| Option exercises | | | | | 0.0 | | -0.2 | |
| Financing costs | | | 0.2 | | 0.1 | | | |
| Other cash from financing | | | 8.0 | | 21.7 | | 18.7 | |
| Cash from financing | | | 7.8 | | 21.6 | | 18.8 | |
| |
| Free cash flow | | | -1.5 | | -4.4 | | -5.6 | |
| Per share (diluted) | | | ($0.08) | | ($0.22) | | ($0.27) | |
| |
| Cash paid for interest | | | 5.7 | | 4.3 | | 3.1 | |
| Cash paid for income taxes | | | 0.3 | | 0.5 | | 0.4 | |