Operations by Business Segment and Geographical Area (Details) (USD $) | 3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | Dec. 31, 2010 | |
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | $ 6,037,613,000 | $ 5,511,488,000 | $ 17,129,265,000 | $ 15,582,464,000 | |
| Segment profit | 235,900,000 | 38,300,000 | 764,700,000 | 543,900,000 | |
| Total assets | 8,189,819,000 | 8,189,819,000 | 7,614,923,000 | ||
| Charge and provisions included in segment profit | 163,000,000 | ||||
Oil and Gas Segment | |||||
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | 2,217,900,000 | 1,748,800,000 | 5,852,100,000 | 5,648,800,000 | |
| Segment profit | 73,700,000 | 75,300,000 | 204,200,000 | 265,300,000 | |
| Total assets | 1,213,600,000 | 1,213,600,000 | 986,300,000 | ||
Industrial and Infrastructure Segment | |||||
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | 2,404,000,000 | 2,167,700,000 | 6,992,800,000 | 5,230,600,000 | |
| Segment profit | 67,500,000 | (147,400,000) | 268,500,000 | (67,300,000) | |
| Total assets | 922,500,000 | 922,500,000 | 534,900,000 | ||
Greater Gabbard Offshore Wind Farm Project | |||||
| Operations by Business Segment and Geographical Area | |||||
| Charge and provisions included in segment profit | 38,000,000 | 163,000,000 | 52,000,000 | 163,000,000 | |
| Project charges per diluted share (in dollars per share) | $ 0.14 | $ 0.92 | $ 0.19 | $ 0.90 | |
Infrastructure Joint Venture Project | |||||
| Operations by Business Segment and Geographical Area | |||||
| Charge and provisions included in segment profit | 95,000,000 | 95,000,000 | |||
| Project charges per diluted share (in dollars per share) | $ 0.33 | $ 0.33 | |||
Government Segment | |||||
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | 882,400,000 | 792,800,000 | 2,548,900,000 | 2,232,300,000 | |
| Segment profit | 43,000,000 | 34,700,000 | 108,800,000 | 105,000,000 | |
| Total assets | 952,100,000 | 952,100,000 | 1,070,400,000 | ||
Global Services Segment | |||||
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | 389,900,000 | 418,900,000 | 1,174,500,000 | 1,084,800,000 | |
| Segment profit | 39,100,000 | 35,200,000 | 111,400,000 | 94,300,000 | |
| Total assets | 865,700,000 | 865,700,000 | 823,900,000 | ||
Power Segment | |||||
| Operations by Business Segment and Geographical Area | |||||
| Total external revenue | 143,400,000 | 383,300,000 | 561,000,000 | 1,386,000,000 | |
| Segment profit | 12,600,000 | 40,500,000 | 71,800,000 | 146,600,000 | |
| Total assets | 104,900,000 | 104,900,000 | 97,200,000 | ||
Gas-fired power project | |||||
| Operations by Business Segment and Geographical Area | |||||
| Charge and provisions included in segment profit | $ 63,000,000 | ||||
| Project charges per diluted share (in dollars per share) | $ 0.22 | ||||