| In millions, except per share items | Jun-30-22 | Jun-30-21 | Jun-30-20 | Jun-30-19 | Jun-30-18 | Jun-30-17 | Jun-30-16 | Jun-30-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenue: | | | | | | | | |
| Total revenue | 32.9 | 31.8 | 31.1 | 28.8 | 28.0 | 25.7 | 34.4 | 31.9 |
| Total revenue growth | 3.7% | 2.2% | 7.9% | 2.8% | 8.8% | -25.1% | 7.7% | 12.0% |
| Cost of revenue: | | | | | | | | |
| Total cost of revenue | 20.9 | 21.5 | 21.4 | 20.5 | 20.7 | 19.6 | 27.9 | 25.7 |
| Gross profit | 12.0 | 10.3 | 9.6 | 8.3 | 7.3 | 6.1 | 6.5 | 6.2 |
| Gross margin | 36.5% | 32.4% | 31.0% | 29.0% | 26.2% | 23.7% | 18.9% | 19.4% |
| |
| Operating expenses: | | | | | | | | |
| Selling, general and administrative | 13.6 | 10.6 | 10.5 | 9.6 | 9.1 | 9.1 | 6.8 | 6.5 |
| Depreciation and amortization | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.1 | 0.1 | 0.2 |
| Total operating expenses | 13.7 | 10.6 | 10.5 | 9.6 | 9.3 | 9.2 | 6.9 | 6.7 |
| Income (loss) from operations | -1.6 | -0.3 | -0.9 | -1.3 | -2.0 | -3.1 | -0.4 | -0.5 |
| Operating margin | -5.0% | -0.9% | -2.7% | -4.4% | -7.0% | -12.0% | -1.2% | -1.5% |
| Other income | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 |
| Income (loss) from operations before provision for income taxes | -1.6 | -0.3 | -0.8 | -1.1 | -1.9 | -3.1 | -0.5 | -0.5 |
| Provision for income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Net income (loss) | -1.6 | -0.3 | -0.7 | -1.0 | -1.7 | -2.3 | -0.5 | 0.8 |
| |
| Other comprehensive income (loss): | | | | | | | | |
| Foreign currency translation | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Comprehensive income (loss) | -1.6 | -0.3 | -0.7 | -1.0 | -1.7 | -2.3 | -0.5 | 0.8 |
| |
| Income (loss) per common share: | | | | | | | | |
| Net income (loss) per share, basic | | | ($0.03) | ($0.04) | ($0.07) | ($0.10) | ($0.03) | $0.04 |
| Net income (loss) per share, diluted | | | ($0.03) | ($0.04) | ($0.07) | ($0.10) | ($0.03) | $0.04 |
| |
| Weighted average common shares outstanding: | | | | | | | | |
| Basic | | 26.0 | 24.8 | 23.8 | 23.5 | 23.2 | 17.8 | 17.4 |
| Diluted | | 26.0 | 24.8 | 23.8 | 23.5 | 23.2 | 17.8 | 18.0 |