In millions, except per share items | Sep-30-22 | Sep-30-21 | Sep-30-20 | Sep-30-19 | Sep-30-18 | Sep-30-17 | Sep-30-16 | Sep-30-15 |
| 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
Net revenue: | | | | | | | | |
Net revenue | 16.8 | 13.3 | 10.9 | 10.0 | 13.6 | 16.3 | 15.9 | 19.2 |
Net revenue growth | 26.8% | 21.6% | 9.6% | -26.7% | -16.7% | 2.5% | -17.3% | -19.0% |
Cost of revenue: | | | | | | | | |
Cost of revenue | 5.1 | 4.5 | 4.5 | 5.4 | 6.7 | | | |
Gross profit | 11.7 | 8.7 | 6.4 | 4.6 | 6.8 | 9.1 | 8.6 | 8.2 |
Gross margin | 69.6% | 65.8% | 58.7% | 46.1% | 50.3% | 56.1% | 54.2% | 42.6% |
|
Operating expenses: | | | | | | | | |
Sales and marketing | 5.2 | 2.7 | 2.6 | 4.8 | 4.0 | 4.8 | 4.9 | 5.8 |
General and administrative | 3.4 | 2.4 | 2.5 | 3.2 | 2.9 | 3.3 | 3.5 | 3.9 |
Research and development | 3.2 | 2.4 | 1.6 | 2.2 | 1.6 | 1.6 | 1.6 | 1.9 |
Depreciation and amortization | 1.6 | 1.2 | 1.0 | 0.6 | 0.4 | 0.6 | 1.3 | 1.7 |
Restructuring and acquisition related expenses | 0.2 | 1.2 | 0.4 | 1.1 | 0.2 | | | |
Total operating expenses | 13.6 | 9.9 | 8.0 | 31.9 | 27.8 | 10.5 | 12.2 | 24.3 |
Loss from operations | -1.9 | -1.2 | -1.6 | -11.1 | -7.0 | -1.4 | -3.5 | -16.1 |
Operating margin | -11.3% | -8.9% | -15.1% | -111.2% | -51.5% | -8.5% | -22.3% | -83.8% |
Change in fair value of warrant liabilities | 3.7 | -5.9 | 1.0 | 13.4 | | | | |
Income (loss) before income taxes | 2.2 | -7.9 | 0.3 | -9.5 | -7.2 | -1.6 | -7.9 | -17.0 |
Provision for income taxes | 0.0 | -1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -0.2 |
Net income (loss) | 2.1 | -6.7 | 0.3 | -9.5 | -7.2 | -1.6 | -7.8 | -16.8 |
|
Net income (loss) per share attributable to common shareholders: | | | | | | | | |
Basic net income (loss) per share (in dollars per share) | $0.21 | ($1.47) | ($0.59) | ($8.16) | ($89.05) | ($0.45) | ($4.20) | ($3.88) |
Diluted net income (loss) per share (in dollars per share) | $0.20 | ($1.47) | ($0.59) | ($8.16) | ($89.05) | ($0.45) | ($4.20) | ($3.88) |
|
Number of weighted average shares outstanding: | | | | | | | | |
Basic (in shares) | 10.2 | 5.9 | 3.6 | 1.2 | 0.1 | 4.1 | 1.9 | 4.4 |
Diluted (in shares) | 10.4 | 5.9 | 3.6 | 1.2 | 0.1 | 4.1 | 1.9 | 4.4 |