| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 |
| | 10-K | 10-K | 10-K | 10-K/A | 10-K |
| Revenue | | | | | |
| Revenue | 65.4 | 34.1 | 21.1 | -0.6 | |
| Revenue growth | 91.7% | 61.3% | -3869.4% | | |
| Costs and expenses | | | | | |
| Costs excluding depreciation and amortization | | | | | |
| Selling, general and administrative | 79.7 | 86.7 | 28.6 | | |
| Research and development | 0.7 | 0.1 | 0.3 | | |
| Depreciation and amortization | 35.7 | 14.3 | 9.8 | | |
| Operating loss | -86.5 | -120.1 | -41.4 | -0.3 | 0.0 |
| Operating margin | -132.4% | -352.5% | -195.9% | | |
| (Loss) gain on derivatives | 11.8 | 23.9 | -0.6 | | |
| Income on equity method investment | 2.1 | 1.0 | -1.0 | | |
| Interest income | 1.1 | | | | |
| Interest expense | -5.4 | -5.2 | -5.2 | | |
| Other expense, net | 2.1 | -147.7 | 0.1 | | |
| Loss before income taxes | -74.9 | -244.0 | -47.7 | -7.1 | 0.0 |
| Income tax expense | | | | -0.1 | |
| Net loss | -74.2 | -245.6 | -19.5 | -7.2 | 0.0 |
| |
| Other comprehensive income | | | | | |
| Total comprehensive loss | -74.2 | -245.6 | -19.5 | | |
| |
| Basic and diluted loss per share of common stock: | | | | | |
| Basic: | | | | | |
| Net loss per share of common stock (in dollars per share) | ($0.63) | ($3.39) | ($0.60) | ($0.98) | |
| |
| Diluted: | | | | | |
| Net loss per share of common stock, diluted (in dollars per share) | ($0.63) | ($3.39) | ($0.60) | ($0.98) | |