| 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 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K/A |
| Revenues [+] | 29.1 | 20.4 | 16.6 | 22.8 | 22.1 | 10.4 | 1.6 |
| Other income | | | 0.2 | 0.1 | | | |
| Revenue growth | 42.5% | 23.1% | -27.2% | 3.1% | 112.8% | 548.3% | |
| Cost of goods sold [+] | 6.9 | 5.4 | 6.3 | 4.7 | 4.3 | 1.7 | 0.5 |
| Real estate taxes and insurance | | | 4.8 | 3.0 | 2.9 | 0.7 | 0.1 |
| Real estate or leased property costs | | | 1.5 | 1.7 | 1.4 | 1.0 | 0.4 |
| Gross profit | 22.2 | 15.0 | 10.3 | 18.1 | 17.8 | 8.7 | 1.1 |
| Gross margin | 76.3% | 73.6% | 62.1% | 79.3% | 80.4% | 84.0% | 71.3% |
| Selling, general and administrative [+] | 11.2 | 9.2 | 6.0 | 14.1 | 7.9 | 1.9 | 1.1 |
| Sales and marketing | | | | | | | 0.0 |
| General and administrative [+] | 11.2 | 9.2 | 6.0 | 14.1 | 7.9 | 1.9 | 1.0 |
| General and administrative expenses | 8.5 | 6.5 | 6.0 | 5.6 | 3.6 | 1.0 | 1.0 |
| Professional fees | 2.7 | 2.6 | | 8.5 | 4.2 | 0.9 | |
| Equity in earnings | | | | | | 0.0 | 0.0 |
| Other operating expenses | 7.7 | 4.4 | 7.4 | 2.3 | 2.6 | 7.5 | 0.2 |
| EBITDA [+] | 3.3 | 1.4 | -3.1 | 1.6 | 7.3 | -0.7 | -0.1 |
| EBITDA growth | 129.4% | -146.3% | -290.0% | -77.6% | -1201.7% | 551.0% | |
| EBITDA margin | 11.3% | 7.0% | -18.7% | 7.2% | 33.1% | -6.4% | -6.4% |
| Depreciation | 7.4 | 5.6 | 4.9 | 4.3 | 3.3 | 1.3 | 0.2 |
| EBITA | -4.2 | -4.1 | -8.0 | -2.6 | 4.0 | -2.0 | -0.3 |
| EBITA margin | -14.3% | -20.1% | -47.9% | -11.6% | 18.3% | -19.3% | -18.5% |
| Amortization of intangibles | 0.8 | 0.3 | 0.4 | 0.9 | 1.7 | 0.7 | 0.0 |
| EBIT [+] | -5.0 | -4.4 | -8.3 | -3.5 | 2.4 | -2.7 | -0.3 |
| EBIT growth | 12.2% | -46.9% | 135.0% | -248.8% | -188.0% | 701.2% | |
| EBIT margin | -17.0% | -21.6% | -50.1% | -15.5% | 10.8% | -26.0% | -21.0% |
| Non-recurring items [+] | | -2.2 | 14.5 | 32.3 | 0.4 | 4.7 | 3.7 |
| Asset impairment | | 10.0 | 14.1 | 32.0 | | | |
| Loss (gain) on sale of assets | | | | | | | 0.0 |
| Legal settlement | | | 0.4 | | | | |
| Interest expense | 12.9 | 9.5 | 9.3 | 9.5 | 9.4 | 4.7 | 0.2 |
| Interest expense | 12.9 | 9.5 | 9.3 | 9.5 | 9.4 | 4.7 | 0.2 |
| Other income (expense), net [+] | -0.4 | -0.6 | 8.0 | 2.8 | 2.6 | 1.7 | 0.0 |
| Gain (loss) on debt retirement | 0.3 | 0.3 | | | | | |
| Other non-operating income | 0.1 | 0.2 | | | | | |
| Other | -0.1 | -0.2 | 8.0 | 6.7 | -0.1 | 3.0 | 0.1 |
| Pre-tax income | -18.3 | -12.3 | -24.0 | -42.5 | -4.9 | -10.3 | -4.2 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | | | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Minority interest | -10.2 | -1.3 | -0.6 | 0.1 | 0.0 | 0.5 | 0.1 |
| Net income | -11.1 | -14.1 | -26.5 | -42.6 | -5.0 | -10.8 | -4.3 |
| Net margin | -38.2% | -68.9% | -159.5% | -186.7% | -22.5% | -103.5% | -266.4% |
| |
| Basic EPS [+] | ($1.43) | ($1.82) | ($3.61) | ($6.22) | ($0.76) | ($3.97) | ($3.87) |
| Growth | -21.2% | -49.7% | -42.0% | 721.6% | -80.9% | 2.5% | |
| Diluted EPS [+] | ($1.43) | ($1.82) | ($3.61) | ($6.22) | ($0.76) | ($3.97) | ($3.87) |
| Growth | -21.2% | -49.7% | -42.0% | 721.6% | -80.9% | 2.5% | |
| |
| Dividends per share [+] | | | $0.10 | $0.44 | $0.12 | $0.85 | $0.66 |
| Growth | | -100.0% | -76.8% | 267.6% | -85.9% | 28.8% | |
| |
| Shares outstanding (basic) [+] | 7.8 | 7.7 | 7.3 | 6.8 | 6.6 | 2.7 | 1.1 |
| Growth | 0.3% | 5.6% | 7.2% | 4.4% | 141.7% | 145.8% | |
| Shares outstanding (diluted) [+] | 7.8 | 7.7 | 7.3 | 6.8 | 6.6 | 2.7 | 1.1 |
| Growth | 0.3% | 5.6% | 7.2% | 4.4% | 141.7% | 145.8% | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |