| In millions, except per share items | Dec-31-10 | Dec-31-09 | Dec-31-08 | Dec-31-07 | Dec-31-06 | Dec-31-05 | Dec-31-04 | Dec-31-03 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | S-1/A |
| Revenues: |
| Natural gas midstream | 711.6 | 512.1 | 728.3 | 433.2 | 402.7 | 348.7 | | |
| Coal and natural resource management | 152.5 | 144.6 | 153.3 | | | | | |
| Other | | | | 116.3 | 115.2 | 97.7 | | |
| Total revenues | 864.1 | 656.7 | 881.6 | 549.4 | 517.9 | 446.3 | 75.6 | 55.6 |
| Revenue growth [+] | 31.6% | -25.5% | 60.4% | 6.1% | 16.0% | 490.2% | 35.9% | |
| Natural gas midstream | 39.0% | -29.7% | 68.1% | 7.6% | 15.5% | | | |
| Coal and natural resource management | 5.5% | -5.7% | | | | | | |
| Cost of goods sold | 0.0 | 0.0 | 0.0 | 21.0 | 20.0 | 15.1 | 7.2 | 4.2 |
| Gross profit | 864.1 | 656.7 | 881.6 | 528.5 | 497.9 | 431.2 | 68.4 | 51.4 |
| Gross margin | 100.0% | 100.0% | 100.0% | 96.2% | 96.1% | 96.6% | 90.4% | 92.4% |
| Selling, general and administrative [+] | | | | 25.4 | 21.0 | 16.2 | 8.3 | 7.0 |
| General and administrative | 0.0 | 0.0 | 0.0 | 25.4 | 21.0 | 16.2 | 8.3 | 7.0 |
| Other operating expenses | 742.6 | 550.8 | 768.4 | 387.8 | 374.4 | 336.9 | 19.6 | 17.8 |
| EBITDA [+] | 197.5 | 176.2 | 171.3 | 156.8 | 139.9 | 108.7 | 59.2 | 43.1 |
| EBITDA growth | 12.1% | 2.8% | 9.3% | 12.0% | 28.7% | 83.8% | 37.1% | |
| EBITDA margin | 22.9% | 26.8% | 19.4% | 28.5% | 27.0% | 24.4% | 78.2% | 77.5% |
| Depreciation and amortization | 75.9 | 70.2 | 58.2 | 41.5 | 37.5 | 30.6 | 18.6 | 16.6 |
| EBIT [+] | 121.6 | 105.9 | 113.2 | 115.2 | 102.4 | 78.1 | 40.5 | 26.6 |
| EBIT growth | 14.8% | -6.4% | -1.8% | 12.5% | 31.2% | 92.7% | 52.6% | |
| EBIT margin | 14.1% | 16.1% | 12.8% | 21.0% | 19.8% | 17.5% | 53.6% | 47.7% |
| Interest expense, net [+] | | | | 17.3 | 18.8 | 12.9 | 7.3 | 3.8 |
| Interest expense | | | | 17.3 | 18.8 | 14.1 | 7.3 | 5.0 |
| Interest income | | | | | | 1.1 | | 1.2 |
| Other income (expense), net | -57.4 | -43.0 | -10.6 | -43.3 | -8.9 | -14.0 | -18.0 | -12.6 |
| Pre-tax income | 64.2 | 62.9 | 102.6 | 54.6 | 74.7 | 51.2 | 15.3 | 10.2 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 42.7 | 30.4 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 57.1% | 59.4% | 0.0% | 0.0% |
| Minority interest | -27.0 | -25.0 | -49.9 | -25.4 | -42.7 | -30.4 | -19.0 | -12.5 |
| Net income | 64.2 | 62.9 | 102.6 | 54.6 | 117.4 | 81.5 | 15.3 | 10.2 |
| Net margin | 7.4% | 9.6% | 11.6% | 9.9% | 22.7% | 18.3% | 20.2% | 18.3% |
| |
| Basic EPS | | | | | | $2.54 | | |
| Diluted EPS | | | | | | $2.54 | | |
| |
| Shares outstanding (basic) | | | | | | 32.1 | | |
| Shares outstanding (diluted) | | | | | | 32.1 | | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |