| In millions, except per share items | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 | Dec-31-09 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| United Kingdom | | | 1.6 | 0.8 | 0.1 | | | |
| United States | | | 7.0 | 6.6 | 5.6 | | | |
| Total revenues [+] | 6.1 | 6.4 | 8.6 | 7.5 | 5.6 | 6.0 | 5.6 | 5.8 |
| Energy services | 5.6 | 5.7 | 7.8 | 7.2 | 5.4 | 5.7 | 5.0 | |
| Revenue growth [+] | -3.4% | -25.8% | 14.8% | 32.2% | -6.3% | 6.9% | -2.2% | -12.4% |
| United Kingdom | | | 88.1% | 934.2% | | | | |
| United States | | | 5.5% | 19.0% | | | | |
| Cost of goods sold | 6.0 | 6.4 | 8.5 | 6.2 | 5.2 | 5.1 | 4.5 | 4.7 |
| Gross profit | 0.1 | -0.1 | 0.1 | 1.2 | 0.5 | 0.9 | 1.1 | 1.1 |
| Gross margin | 2.1% | -0.8% | 1.0% | 16.3% | 8.1% | 15.4% | 20.3% | 18.9% |
| Selling, general and administrative [+] | 1.9 | 2.6 | 4.3 | 4.3 | 4.7 | 3.9 | 2.1 | 2.4 |
| Sales and marketing | 0.0 | 0.7 | 1.1 | 1.4 | 1.9 | 1.5 | 0.6 | 0.9 |
| General and administrative | 1.9 | 1.9 | 3.2 | 2.9 | 2.8 | 2.4 | 1.5 | 1.5 |
| Other operating expenses | -3.7 | 0.1 | 0.2 | 1.0 | 1.2 | 0.8 | 0.7 | 0.6 |
| EBITDA [+] | 3.8 | -1.0 | -2.5 | -2.7 | -3.6 | -2.4 | -0.8 | -1.1 |
| EBITDA growth | -464.7% | -58.5% | -5.2% | -27.1% | 51.8% | 211.3% | -32.8% | 16.0% |
| EBITDA margin | 62.1% | -16.4% | -29.4% | -35.6% | -64.5% | -39.8% | -13.7% | -19.9% |
| Depreciation and amortization | 1.9 | 1.8 | 1.9 | 1.5 | 1.8 | 1.3 | 0.9 | 0.8 |
| EBIT [+] | 2.0 | -2.8 | -4.4 | -4.1 | -5.4 | -3.7 | -1.7 | -2.0 |
| EBIT growth | -169.1% | -36.0% | 6.7% | -23.5% | 45.2% | 120.9% | -13.9% | 22.6% |
| EBIT margin | 31.8% | -44.4% | -51.4% | -55.3% | -95.6% | -61.7% | -29.8% | -33.9% |
| Non-recurring items [+] | 4.4 | 0.6 | 0.7 | | | | | |
| Asset impairment | 0.5 | 0.6 | 0.7 | | | | | |
| Unusual expense | 3.9 | | | | | | | |
| Interest expense, net [+] | 1.0 | 1.0 | 1.3 | 1.2 | 1.2 | 0.5 | 0.1 | 0.4 |
| Interest expense | 1.1 | 1.2 | 1.4 | 1.3 | 1.3 | 0.5 | 0.1 | 0.4 |
| Interest income | 0.0 | 0.2 | 0.1 | 0.0 | 0.1 | 0.0 | 0.1 | 0.1 |
| Other income (expense), net [+] | 2.5 | -1.6 | -0.1 | 0.3 | -0.1 | 0.4 | 0.1 | |
| Gain (loss) on debt retirement | 0.2 | | -0.5 | | | | | |
| Unrealized gain/loss on derivatives | | 0.0 | 0.1 | 0.3 | -0.1 | 0.4 | 0.1 | |
| Other | 2.3 | -1.0 | -2.0 | -1.0 | -1.3 | -0.1 | 0.0 | |
| Pre-tax income | -1.0 | -6.0 | -6.5 | -5.1 | -6.7 | -3.8 | -1.7 | -2.3 |
| Income taxes | -0.1 | 0.0 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 6.4% | 0.5% | | | | 0.0% | | |
| Minority interest | -0.7 | -0.5 | -0.6 | -0.2 | -0.2 | 0.0 | 0.2 | |
| Net income | -0.8 | -5.4 | -5.9 | -4.9 | -6.5 | -3.8 | -1.9 | -2.3 |
| Net margin | -12.3% | -85.4% | -68.7% | -65.5% | -115.6% | -62.8% | -33.9% | -40.4% |
| |
| Basic EPS [+] | ($0.01) | ($0.11) | ($0.12) | ($0.10) | ($0.14) | ($0.08) | ($0.04) | ($0.07) |
| Growth | -86.0% | -7.2% | 15.6% | -27.9% | 67.3% | 88.9% | -33.0% | 9.7% |
| Diluted EPS [+] | ($0.01) | ($0.11) | ($0.12) | ($0.10) | ($0.14) | ($0.08) | ($0.04) | ($0.07) |
| Growth | -86.0% | -7.2% | 15.6% | -27.9% | 67.3% | 88.9% | -33.0% | 9.7% |
| |
| Shares outstanding (basic) [+] | 50.7 | 50.7 | 51.0 | 48.9 | 47.1 | 45.7 | 43.5 | 35.6 |
| Growth | 0.0% | -0.6% | 4.2% | 3.9% | 3.1% | 5.0% | 22.4% | 8.2% |
| Shares outstanding (diluted) [+] | 50.7 | 50.7 | 51.0 | 48.9 | 47.1 | 45.7 | 43.5 | 35.6 |
| Growth | 0.0% | -0.6% | 4.2% | 3.9% | 3.1% | 5.0% | 22.4% | 8.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |