| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Two Customer | 18.4 | 14.0 | | | | | | |
| Wireless | 48.5 | 58.4 | 50.7 | 42.6 | 24.5 | | 23.1 | 33.6 |
| Graphics | | | | 0.7 | 1.8 | | 5.1 | 6.0 |
| Other | | | 0.6 | | | | | |
| Total revenues | 48.5 | 58.4 | 51.3 | 43.3 | 26.3 | 23.0 | 28.2 | 39.5 |
| Revenue growth [+] | -17.0% | 13.9% | 18.4% | 64.9% | 14.4% | -18.6% | -28.5% | 6.8% |
| Two Customer | 31.5% | | | | | | | |
| Wireless | -17.0% | 15.3% | 18.9% | 74.1% | | | -31.2% | 7.3% |
| Graphics | | | | -59.0% | | | -13.5% | 4.4% |
| Cost of goods sold | 14.2 | 12.7 | 5.2 | 3.9 | 4.3 | 5.1 | 7.6 | 8.2 |
| Gross profit | 34.3 | 45.7 | 46.1 | 39.4 | 22.0 | 17.9 | 20.7 | 31.4 |
| Gross margin | 70.7% | 78.3% | 89.9% | 90.9% | 83.5% | 77.9% | 73.2% | 79.4% |
| Selling, general and administrative [+] | 29.0 | 29.5 | 21.9 | 17.4 | 14.4 | 14.7 | 20.0 | 20.0 |
| Sales and marketing | 12.9 | 11.6 | 9.1 | 7.5 | 5.8 | 6.2 | 9.6 | 8.9 |
| General and administrative | 16.2 | 17.9 | 12.8 | 9.9 | 8.6 | 8.6 | 10.3 | 11.1 |
| Research and development | 29.9 | 26.2 | 17.8 | 11.7 | 8.6 | 9.0 | 15.9 | 13.9 |
| Other operating expenses | 6.3 | 21.0 | 2.2 | -0.5 | | | | |
| EBITDA [+] | -23.4 | -21.6 | 7.8 | 12.1 | -0.3 | -4.9 | -13.8 | -0.6 |
| EBITDA growth | 8.2% | -376.4% | -35.5% | -4727.1% | -94.6% | -64.7% | 2078.2% | -90.1% |
| EBITDA margin | -48.2% | -37.0% | 15.2% | 28.0% | -1.0% | -21.2% | -48.9% | -1.6% |
| Depreciation | 1.2 | 1.2 | 0.7 | 0.4 | 0.6 | 0.6 | 1.2 | 1.9 |
| EBITA | -24.6 | -22.8 | 7.2 | 11.7 | -0.8 | -5.5 | -15.0 | -2.5 |
| EBITA margin | -50.7% | -39.1% | 13.9% | 27.0% | -3.2% | -23.9% | -53.1% | -6.4% |
| Amortization of intangibles | 6.3 | 8.1 | 2.9 | 0.9 | 0.2 | 0.3 | 0.2 | |
| EBIT [+] | -30.9 | -30.9 | 4.2 | 10.8 | -1.0 | -5.8 | -15.2 | -2.5 |
| EBIT growth | 0.0% | -831.0% | -60.7% | -1135.7% | -82.0% | -61.8% | 498.5% | -72.7% |
| EBIT margin | -63.7% | -53.0% | 8.2% | 24.9% | -4.0% | -25.2% | -53.8% | -6.4% |
| Non-recurring items [+] | | | 0.7 | 0.7 | 0.2 | -0.1 | 0.7 | |
| Asset impairment | | | | | | | 0.4 | |
| Loss (gain) on sale of assets | | | 0.7 | 0.5 | | | | |
| Interest expense, net [+] | 2.7 | 0.0 | -0.1 | -0.2 | 0.5 | 1.1 | 0.3 | 0.0 |
| Interest expense | 2.7 | | | | 0.5 | 1.1 | 0.3 | |
| Interest income | | 0.0 | 0.1 | 0.2 | | | | 0.0 |
| Other income (expense), net [+] | 4.6 | 0.1 | 0.7 | 0.5 | -1.0 | -0.4 | 0.6 | 0.0 |
| Gain (loss) on debt retirement | | | | | -0.2 | -0.4 | | |
| Change in fair value of warrants | | | | | -0.8 | | | |
| Change in value of contingent liability | | 12.9 | | | | | | |
| Other | -0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Pre-tax income | -29.1 | -30.8 | 4.3 | 10.8 | -2.7 | -7.2 | -15.6 | -2.5 |
| Income taxes | 0.2 | 0.2 | 0.2 | 0.1 | 0.0 | -0.5 | -0.2 | 0.1 |
| Tax rate | | | 3.7% | 0.7% | | 7.6% | 1.5% | |
| Net income | -29.3 | -31.0 | 4.2 | 10.7 | -2.7 | -6.7 | -15.3 | -2.6 |
| Net margin | -60.4% | -53.1% | 8.1% | 24.7% | -10.4% | -29.0% | -54.3% | -6.6% |
| |
| Basic EPS [+] | ($0.53) | ($0.61) | $0.10 | $0.31 | ($0.12) | ($0.49) | ($1.28) | ($0.23) |
| Growth | -12.8% | -693.7% | -67.1% | -353.1% | -75.1% | -61.5% | 466.7% | -80.5% |
| Diluted EPS [+] | ($0.53) | ($0.61) | $0.10 | $0.29 | ($0.12) | ($0.49) | ($1.28) | ($0.23) |
| Growth | -12.8% | -722.1% | -66.4% | -336.1% | -75.1% | -61.5% | 466.7% | -80.5% |
| |
| Shares outstanding (basic) [+] | 55.4 | 51.2 | 40.8 | 34.5 | 22.3 | 13.5 | 12.0 | 11.5 |
| Growth | 8.2% | 25.5% | 18.2% | 54.6% | 65.5% | 12.9% | 4.0% | 13.0% |
| Shares outstanding (diluted) [+] | 55.4 | 51.2 | 42.8 | 37.0 | 22.3 | 13.5 | 12.0 | 11.5 |
| Growth | 8.2% | 19.8% | 15.6% | 65.7% | 65.5% | 12.9% | 4.0% | 13.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |