| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-15 | Dec-31-14 | Dec-31-13 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Total revenues | 456.3 | 417.6 | 546.1 | 496.0 | 416.6 | 362.4 | 347.6 | 237.8 |
| Revenue growth | 9.2% | -23.5% | 10.1% | 19.1% | | 4.3% | 46.1% | 17.5% |
| Cost of goods sold | 415.0 | 359.2 | 446.2 | 437.3 | 365.6 | 311.9 | 284.6 | 193.3 |
| Gross profit | 41.3 | 58.4 | 99.9 | 58.8 | 51.0 | 50.5 | 62.9 | 44.5 |
| Gross margin | 9.0% | 14.0% | 18.3% | 11.8% | 12.2% | 13.9% | 18.1% | 18.7% |
| Selling, general and administrative [+] | 57.9 | 51.7 | 54.1 | 59.6 | 44.3 | 28.8 | 23.1 | 19.1 |
| Sales and marketing | 57.9 | 51.7 | 54.1 | 59.6 | 44.3 | 28.8 | 23.1 | 7.5 |
| General and administrative | | | | | | | | 11.6 |
| Research and development | 22.4 | 25.4 | 24.9 | 28.6 | 19.9 | 23.6 | 19.3 | 10.4 |
| Other operating expenses | | | | | | 3.9 | -0.1 | |
| EBITDA [+] | -34.2 | -13.5 | 26.0 | -24.3 | -8.6 | 3.6 | 25.2 | 16.5 |
| EBITDA growth | 152.6% | -152.0% | -207.1% | 183.1% | | -85.9% | 52.5% | 23.2% |
| EBITDA margin | -7.5% | -3.2% | 4.8% | -4.9% | -2.1% | 1.0% | 7.3% | 7.0% |
| Depreciation | 4.9 | 5.1 | 5.2 | 5.2 | 4.6 | 4.0 | 2.5 | 1.5 |
| EBITA | -39.0 | -18.7 | 20.8 | -29.5 | -13.2 | -0.5 | 22.7 | 15.0 |
| EBITA margin | -8.6% | -4.5% | 3.8% | -5.9% | -3.2% | -0.1% | 6.5% | 6.3% |
| Amortization of intangibles | 2.5 | 3.1 | 3.6 | 5.0 | 4.8 | 5.3 | 2.1 | 0.0 |
| EBIT [+] | -41.6 | -21.7 | 17.2 | -34.5 | -18.0 | -5.8 | 20.6 | 15.0 |
| EBIT growth | 91.4% | -226.3% | -149.9% | 91.0% | | -128.0% | 37.5% | 21.5% |
| EBIT margin | -9.1% | -5.2% | 3.2% | -6.9% | -4.3% | -1.6% | 5.9% | 6.3% |
| Non-recurring items [+] | | | | 2.2 | 0.0 | 11.7 | -3.5 | |
| Asset impairment | | | | 2.2 | 0.0 | 11.7 | 0.3 | |
| Loss on contingent liability | | | | | | 0.0 | -3.8 | |
| Interest expense | 7.3 | 5.7 | 7.9 | 7.6 | 10.8 | 4.3 | 1.3 | 0.7 |
| Interest expense | 7.3 | 5.7 | 7.9 | 7.6 | 10.8 | 4.3 | 1.3 | 0.7 |
| Other income (expense), net [+] | 0.0 | 0.7 | -0.7 | -10.2 | -18.3 | 9.1 | 6.5 | -28.3 |
| Gain (loss) on debt retirement | | -0.5 | | | | | | 0.3 |
| Unrealized gain/loss on derivatives | | | 1.4 | 10.4 | 4.0 | -9.3 | -6.2 | |
| Change in fair value of warrants | | | 1.4 | 10.4 | 4.0 | -9.3 | -6.2 | 28.0 |
| Other non-operating income | | | -0.7 | -0.2 | | | | |
| Other | 0.0 | 1.2 | 0.7 | 0.2 | -2.4 | -0.1 | 0.3 | 0.0 |
| Pre-tax income | -48.9 | -26.7 | 8.7 | -54.6 | -47.2 | -12.6 | 29.2 | -14.0 |
| Income taxes | -0.4 | -3.7 | 0.4 | 0.2 | 0.4 | -9.7 | 7.7 | 4.8 |
| Tax rate | 0.8% | 13.9% | 4.7% | | | 77.0% | 26.5% | |
| Net income | -48.5 | -23.0 | 8.2 | -54.7 | -85.5 | -2.9 | 21.5 | -18.8 |
| Net margin | -10.6% | -5.5% | 1.5% | -11.0% | -20.5% | -0.8% | 6.2% | -7.9% |
| |
| Basic EPS [+] | ($2.12) | ($1.00) | $0.38 | ($2.94) | ($6.20) | ($0.27) | $2.01 | ($1.92) |
| Growth | 110.6% | -362.1% | -113.0% | -52.5% | | -113.3% | -204.6% | -359.6% |
| Diluted EPS [+] | ($2.12) | ($1.00) | $0.38 | ($2.94) | ($6.20) | ($0.26) | $1.93 | ($1.92) |
| Growth | 110.6% | -362.3% | -113.0% | -52.5% | | -113.6% | -200.6% | -359.6% |
| |
| |
| Shares outstanding (basic) [+] | 22.9 | 22.9 | 21.5 | 18.6 | 13.8 | 10.8 | 10.7 | 9.8 |
| Growth | 0.2% | 6.3% | 15.7% | 34.8% | | 1.0% | 9.5% | 7.8% |
| Shares outstanding (diluted) [+] | 22.9 | 22.9 | 21.5 | 18.6 | 13.8 | 11.0 | 11.1 | 9.8 |
| Growth | 0.2% | 6.2% | 15.8% | 34.8% | | -1.3% | 13.8% | 7.8% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |