| In millions, except per share items | Dec-31-18 | Sep-30-18 | Mar-31-18 | Dec-31-17 | Sep-30-17 | Jul-17-17 | Jul-16-17 | Jun-30-17 |
| | 10-K | 10-Q | 10-Q | 10-K | 10-Q | S-1/A | S-1/A | 10-Q |
| Net income | -0.7 | 0.2 | 0.7 | 0.2 | 0.1 | 0.5 | 0.1 | 0.2 |
| Depreciation and amortization [+] | 0.1 | 0.1 | 0.1 | 0.0 | 0.1 | | | 0.1 |
| Depreciation | 0.1 | 0.1 | 0.1 | 0.0 | 0.1 | | | 0.1 |
| Stock-based compensation | | | | 0.2 | | | | 0.1 |
| Deferred taxes | -0.5 | | 0.1 | -0.3 | 0.3 | | | |
| Change in working capital [+] | 0.9 | | -0.8 | 0.6 | -0.3 | | | 0.0 |
| Accounts receivable | 0.8 | | -0.5 | -0.1 | -0.2 | | | |
| Accounts payable | 0.0 | | 0.0 | 0.1 | | | | |
| Accrued expenses | 0.0 | | 0.0 | 0.0 | 0.0 | | | |
| Other | 0.1 | | -0.3 | 0.5 | 0.0 | | | 0.0 |
| Other operating activities | | -0.1 | | | 0.3 | | | -0.3 |
| Cash from operations | -0.2 | 0.2 | 0.0 | 0.7 | 0.5 | | | 0.2 |
| |
| Capital expenditures [+] | 0.1 | 0.0 | -0.1 | 0.0 | 0.0 | | | 0.0 |
| Purchases of property and equipment | 0.1 | | -0.1 | 0.0 | 0.0 | | | 0.0 |
| Sales of property and equipment | 0.0 | | | | | | | |
| Other cash from investing | -0.3 | | | 0.0 | | | | |
| Cash from investing | -0.2 | 0.0 | -0.1 | 0.0 | 0.0 | | | 0.0 |
| |
| Issuance of common stock, net | | | | 0.1 | | | | |
| Financing costs | -0.2 | | -0.1 | 0.2 | -0.3 | | | 0.0 |
| Other cash from financing | -0.3 | | -0.3 | -0.2 | -0.6 | | | 0.0 |
| Cash from financing | -0.1 | 0.0 | -0.2 | -0.4 | -0.3 | | | 0.0 |
| |
| Free cash flow | -0.1 | 0.2 | 0.0 | 0.7 | 0.5 | | | 0.2 |
| Per share (diluted) | $0.00 | $0.01 | $0.00 | $0.03 | $0.02 | | | $0.01 |
| |
| Cash paid for interest | 0.0 | | 0.0 | 0.0 | 0.0 | | | 0.0 |
| Cash paid for income taxes | | | 0.2 | | | | | |