Overview Financials News + Filings Key Docs Charts Ownership Insiders
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| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-07 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenue, net | 7.5 | 6.9 | 7.3 | 11.2 | 11.9 | 10.5 | | 19.3 |
| Revenue, net growth | 8.6% | -5.7% | | -6.2% | 13.0% | | | 23.9% |
| Cost of revenue | 3.4 | 3.0 | 4.0 | | | | | |
| Gross profit | 4.1 | 3.9 | 3.3 | 6.9 | 7.0 | 5.6 | | |
| Gross margin | 54.3% | 56.6% | 45.3% | 61.5% | 58.9% | 53.7% | | |
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| Operating expenses: | | | | | | | | |
| Engineering, research and development | 0.9 | 0.9 | 0.9 | 0.8 | 0.6 | 0.8 | | |
| Selling, general and administrative | 3.2 | 2.9 | 2.6 | 3.9 | 3.5 | 3.1 | | |
| Total operating expenses | 4.1 | 3.8 | 3.5 | 4.7 | 4.2 | 4.0 | | |
| Income (loss) from operations | -0.1 | 0.1 | -0.2 | 2.1 | 2.8 | 1.7 | | |
| Operating margin | -1.1% | 1.6% | -2.9% | 19.2% | 24.0% | 16.0% | | |
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| Other income (expense): | | | | | | | | |
| Other income (expense), net | -0.1 | -0.1 | 0.0 | 0.0 | 0.0 | 0.0 | | |
| Income before income taxes | -0.1 | 0.0 | -0.2 | 2.1 | 2.9 | 1.7 | | |
| Income tax expense | 0.6 | -0.1 | 0.3 | 0.9 | 0.0 | 0.0 | | |
| Net income | -0.7 | 0.1 | -0.5 | 1.3 | 2.9 | | | |
| Net income (loss) applicable to common stockholders | -0.8 | 0.1 | | | | 1.7 | | |
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| Earnings (loss) per common share, basic | ($0.12) | $0.02 | ($0.07) | $0.17 | $0.39 | $0.23 | | |
| Earnings (loss) per common share, diluted | ($0.12) | $0.02 | ($0.07) | $0.17 | $0.39 | $0.23 | | |
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| Weighted average common shares outstanding - basic | 6.6 | 6.6 | 6.5 | 7.3 | 7.3 | 7.3 | | |
| Weighted average common shares outstanding - diluted | 6.6 | 6.6 | 6.6 | 7.4 | 7.4 | 7.4 | | |
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