| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Trucking | | | | 24.3 | | | | |
| CNG | | | | 1.3 | 2.1 | | | |
| Total revenues [+] | 304.0 | 229.3 | 179.1 | 25.6 | 2.1 | 0.5 | 0.0 | 0.0 |
| Oil & gas sales | | | | | | 0.4 | | |
| Management fees | | | | | | | 0.0 | |
| Net interest income | | | | | | | | 0.0 |
| Revenue growth [+] | 32.6% | 28.0% | 599.7% | 1121.0% | 334.2% | 1565.2% | | |
| CNG | | | | -35.7% | | | | |
| Cost of goods sold [+] | 126.4 | 128.4 | 106.9 | 21.6 | 0.0 | 0.3 | 0.0 | 0.0 |
| Labor costs | 98.3 | 105.5 | 84.8 | 8.7 | | | | |
| Fuel costs | 28.2 | 22.9 | 22.1 | 2.4 | | | | |
| Transportation costs | | | | 9.9 | | | | |
| Maintenance and operations costs | | | | 0.5 | | | | |
| Gross profit | 177.6 | 100.9 | 72.2 | 4.0 | 2.1 | 0.2 | 0.0 | 0.0 |
| Gross margin | 58.4% | 44.0% | 40.3% | 15.8% | 100.0% | 41.7% | 100.0% | |
| Selling, general and administrative [+] | 8.9 | 9.8 | 8.0 | 4.0 | 2.4 | 1.8 | 0.3 | 0.0 |
| General and administrative [+] | 8.9 | 9.8 | 8.0 | 4.0 | 2.4 | 1.8 | 0.3 | |
| General and administrative expenses | | | | 3.3 | 2.4 | 1.8 | 0.3 | |
| Insurance expense | 8.9 | 9.8 | 8.0 | 0.7 | | | | |
| Equity in earnings | | | | | | | -0.1 | |
| Other operating expenses | 153.8 | 164.0 | 109.9 | 4.9 | 1.5 | -0.7 | 0.0 | |
| EBITDA [+] | 30.1 | -58.0 | -37.9 | -4.9 | -1.8 | -0.8 | -0.4 | |
| EBITDA growth | -151.8% | 53.3% | 669.4% | 170.5% | 124.5% | 109.4% | 902.6% | -24.7% |
| EBITDA margin | 9.9% | -25.3% | -21.1% | -19.2% | -86.7% | -167.8% | -1333.9% | |
| Depreciation | 14.3 | 13.8 | 6.9 | 1.0 | 0.7 | 0.2 | 0.0 | |
| EBITA | 15.7 | -71.8 | -44.8 | -5.9 | -2.5 | -1.0 | -0.4 | 0.0 |
| EBITA margin | 5.2% | -31.3% | -25.0% | -23.0% | -120.7% | -211.4% | -1337.2% | |
| Amortization of intangibles | 0.9 | 1.0 | 0.9 | | | | | |
| EBIT [+] | 14.8 | -72.8 | -45.7 | -5.9 | -2.5 | -1.0 | -0.4 | 0.0 |
| EBIT growth | -120.4% | 59.3% | 677.2% | 132.4% | 147.8% | 163.3% | 905.1% | -24.7% |
| EBIT margin | 4.9% | -31.8% | -25.5% | -23.0% | -120.7% | -211.4% | -1337.2% | |
| Non-recurring items [+] | | | | 0.2 | 4.9 | | | |
| Asset impairment | | | | 0.2 | 4.9 | | | |
| Interest expense | | | | 1.9 | 1.7 | 0.6 | 0.0 | 0.0 |
| Interest expense | 12.7 | 15.0 | 7.7 | 1.9 | 1.7 | 0.6 | 0.0 | 0.0 |
| Other income (expense), net [+] | 13.7 | 41.1 | 15.3 | 1.4 | -0.1 | -1.3 | | |
| Change in fair value of warrants | 2.5 | -2.0 | | | | | | |
| Pre-tax income | 15.8 | -46.6 | -38.1 | -6.6 | -9.2 | -2.9 | -0.4 | -0.1 |
| Income taxes | 1.5 | 0.2 | -5.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 9.8% | | 14.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Earnings from continuing ops | 14.3 | -46.8 | -32.7 | -6.6 | -9.2 | -2.9 | -0.4 | -0.1 |
| Earnings from discontinued ops | 14.3 | | | | | | | |
| Net income | 14.3 | -46.8 | -32.7 | -6.6 | -9.2 | -2.9 | -0.4 | -0.1 |
| Net margin | 4.7% | -20.4% | -18.3% | -25.8% | -436.9% | -607.5% | -1396.2% | |
| |
| Basic EPS [+] | $0.47 | ($2.21) | ($2.89) | ($3.46) | ($23.09) | ($9.25) | ($10.49) | ($0.04) |
| Growth | -121.1% | -23.3% | -16.5% | -85.0% | 149.7% | -11.8% | 23958.4% | -16.7% |
| Diluted EPS [+] | $0.43 | ($2.21) | ($2.89) | ($3.46) | ($23.09) | ($9.25) | ($10.49) | ($0.04) |
| Growth | -119.3% | -23.3% | -16.5% | -85.0% | 149.7% | -11.8% | 23958.4% | -16.7% |
| |
| Shares outstanding (basic) [+] | 30.5 | 21.2 | 11.3 | 1.9 | 0.4 | 0.3 | 0.0 | 1.2 |
| Growth | 44.1% | 86.8% | 494.4% | 380.7% | 25.1% | 721.5% | -96.8% | 0.0% |
| Shares outstanding (diluted) [+] | 33.4 | 21.2 | 11.3 | 1.9 | 0.4 | 0.3 | 0.0 | 1.2 |
| Growth | 57.6% | 86.8% | 494.4% | 380.7% | 25.1% | 721.5% | -96.8% | 0.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |