| In millions, except per share items | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Solar Division | 12.7 | 15.6 | | | | | | |
| Other | 0.0 | 0.0 | | | 2.2 | 3.7 | 1.5 | |
| Residential | | | 13.3 | 30.2 | 55.8 | 53.9 | 42.5 | |
| Other | | | | 15.3 | 12.7 | | | |
| Total revenues [+] | 12.7 | 15.6 | 0.8 | 45.5 | 70.8 | 57.7 | 44.0 | 109.3 |
| Energy services | | | 0.7 | | | | | |
| Lease / rental | 0.1 | 0.1 | 0.1 | | | | | |
| Revenue growth [+] | -18.4% | 1904.1% | -98.3% | -35.7% | 22.7% | 31.1% | -59.7% | 41.3% |
| Solar Division | -18.5% | | | | | | | |
| Other | 316.7% | | | | -41.5% | 149.4% | | |
| Residential | | | -55.9% | -45.9% | 3.6% | 26.9% | | |
| Sunetric | | | -72.9% | 20.2% | | | | |
| Cost of goods sold | 17.9 | 22.2 | 4.7 | 39.1 | 58.0 | 43.4 | 28.0 | 81.4 |
| Gross profit | -5.2 | -6.6 | -3.9 | 6.4 | 12.8 | 14.3 | 16.0 | 27.9 |
| Gross margin | -40.7% | -42.3% | -499.4% | 14.1% | 18.0% | 24.7% | 36.3% | 25.5% |
| Selling, general and administrative [+] | 3.6 | 5.9 | 5.8 | 5.8 | 8.3 | 6.6 | 7.9 | 27.8 |
| Sales and marketing | | | | | | | | 23.6 |
| General and administrative | | | | 5.8 | 8.3 | 6.6 | 7.9 | 4.2 |
| Other operating expenses | 4.7 | 4.5 | 1.8 | 14.7 | -1.8 | 19.1 | 23.2 | -0.1 |
| EBITDA [+] | -13.0 | -16.6 | -11.1 | -14.1 | 6.3 | -11.4 | -14.9 | 1.1 |
| EBITDA growth | -21.8% | 50.1% | -21.3% | -324.6% | -155.0% | -23.4% | -1409.4% | -55.4% |
| EBITDA margin | -102.2% | -106.7% | -1425.2% | -30.9% | 8.9% | -19.8% | -33.9% | 1.0% |
| Depreciation | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.9 | 1.2 | 0.8 |
| EBITA | -13.4 | -17.1 | -11.5 | -14.6 | 5.8 | -12.3 | -16.1 | 0.3 |
| EBITA margin | -105.4% | -109.4% | -1479.7% | -32.0% | 8.1% | -21.4% | -36.6% | 0.3% |
| Amortization of intangibles | 0.0 | | | | 2.7 | | 0.2 | 0.2 |
| EBIT [+] | -13.4 | -17.1 | -11.5 | -14.6 | 3.1 | -12.3 | -16.3 | 0.1 |
| EBIT growth | -21.2% | 48.2% | -21.0% | -570.4% | -125.1% | -24.6% | -14061.5% | -94.2% |
| EBIT margin | -105.6% | -109.4% | -1479.7% | -32.0% | 4.4% | -21.4% | -37.1% | 0.1% |
| Non-recurring items [+] | 1.5 | 0.3 | 0.0 | 2.3 | 43.7 | 1.0 | 22.0 | 2.4 |
| Asset impairment | 1.3 | | | | 42.3 | | 22.0 | |
| Legal settlement | 0.2 | 0.3 | 0.0 | 2.0 | | | | |
| Interest expense | | | 2.9 | 0.5 | 1.2 | 0.9 | 0.8 | 0.2 |
| Interest expense | | | 2.9 | 0.5 | 1.2 | 0.9 | 0.8 | 0.2 |
| Other income (expense), net [+] | -27.1 | -0.3 | -11.4 | 7.5 | 14.3 | 2.0 | 78.3 | |
| Gain (loss) on derivative instruments | | | 2.6 | | | | | |
| Change in fair value of warrants | | | 11.4 | 7.1 | 14.2 | 2.0 | | |
| Other non-operating income | 1.1 | 0.1 | | | | | | |
| Other | 1.1 | 0.1 | | 0.4 | -0.1 | | | |
| Pre-tax income | -42.1 | -17.7 | -25.8 | -9.8 | -27.4 | -12.2 | 39.1 | -2.5 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | -1.2 | 0.1 | 8.7 | -0.6 |
| Tax rate | 0.0% | | | | 4.5% | | 22.3% | 22.8% |
| Earnings from continuing ops | -42.1 | -17.7 | -25.8 | -9.8 | -26.2 | -12.3 | -47.9 | -1.9 |
| Earnings from discontinued ops | | | | -1.0 | -30.9 | 1.0 | 0.7 | |
| Net income | -42.1 | -17.7 | -25.3 | -10.8 | -57.1 | -11.3 | -47.2 | -1.9 |
| Net margin | -330.6% | -113.5% | -3255.5% | -23.7% | -80.7% | -19.6% | -107.3% | -1.7% |
| |
| Basic EPS [+] | ($1.18) | ($2.55) | ($187.17) | ($700.57) | ($10.95) | ($0.42) | ($1.79) | ($0.08) |
| Growth | -53.6% | -98.6% | -73.3% | 6295.8% | 2530.3% | -76.8% | 2126.0% | -219.1% |
| Diluted EPS [+] | ($1.18) | ($2.55) | ($187.17) | ($700.57) | ($10.95) | ($0.42) | ($1.79) | ($0.08) |
| Growth | -53.6% | -98.6% | -73.3% | 6295.8% | 2530.3% | -76.8% | 2126.0% | -219.5% |
| |
| Shares outstanding (basic) [+] | 35.6 | 7.0 | 0.1 | 0.0 | 2.4 | 29.5 | 26.7 | 23.6 |
| Growth | 412.5% | 4936.2% | 885.7% | -99.4% | -91.9% | 10.5% | 13.2% | 28.8% |
| Shares outstanding (diluted) [+] | 35.6 | 7.0 | 0.1 | 0.0 | 2.4 | 29.5 | 26.7 | 23.6 |
| Growth | 412.5% | 4936.2% | 885.7% | -99.4% | -91.9% | 10.5% | 13.2% | 28.3% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |