|
Commitments and Contingencies (Details) (USD $)
|
3 Months Ended |
6 Months Ended |
12 Months Ended |
|
Mar. 31, 2011
|
Jun. 30, 2011
|
Dec. 31, 2010
|
| The Gulf of Mexico/Macondo well incident |
 |
 |
 |
| Federal government estimate of oil discharged from the well (in barrels) |
 |
4.9 |
 |
| Number of fatalities |
 |
11 |
 |
| Number of parties-of-interest in the Marine Board Investigation |
 |
16 |
 |
| Maximum per day assessment for negligent discharges under the CWA |
 |
$ 50,000 |
 |
| Maximum per day assessment for knowing discharges under the CWA |
 |
100,000 |
 |
| Maximum per day assessment for knowing endangerment under the CWA |
 |
2,000,000 |
 |
| Maximum per day civil penalty for strict liability under the CWA |
 |
1,100 |
 |
| Maximum per day civil penalty for gross negligence under the CWA |
 |
4,300 |
 |
| Liability cap under the OPA in addition to the full cost of removal of the discharged oil |
 |
75,000,000 |
 |
| Maximum fine per bird killed under the MBTA |
 |
15,000 |
 |
| Maximum imprisonment under the MBTA (in months) |
 |
6M |
 |
| Maximum civil penalty per violation under the ESA |
 |
25,000 |
 |
| Maximum criminal penalty per violation under the ESA |
 |
50,000 |
 |
| DOJ minimum estimate of removal costs and damages to the United States due to discharges of oil into the Gulf of Mexico |
 |
75,000,000 |
 |
| Number of days of advance notice to DOJ of any event that may involve substantial transfers of cash or other corporate assets outside the ordinary course of business |
 |
30D |
 |
| Number of key findings related to possible causes of Macondo well incident (number of findings) |
 |
8 |
 |
| Number of things that could have contained hydrocarbon pressures |
 |
3 |
 |
| Number of centralizers used by BP |
 |
6 |
 |
| Number of general root causes of the Macondo well incident identified by the Investigation Report |
 |
2 |
 |
| Litigation |
 |
 |
 |
| Minimum number of environmental class-action complaints related to the Macondo incident (number of complaints) |
 |
400 |
 |
| Minimum number of wrongful death and personal injury multiple plaintiff lawsuits related to the Macondo incident (in lawsuits) |
 |
40 |
 |
| Number of decedents in personal injury lawsuits |
 |
7 |
 |
| Number of allegedly injured persons in personal injury lawsuits |
 |
59 |
 |
| Minimum number of lawsuits relating to the Macondo well incident naming the company |
 |
6 |
 |
| Number of Louisiana lawsuits not consolidated |
 |
1 |
 |
| Number of Texas federal court lawsuits not consolidated |
 |
2 |
 |
| Number of Texas state court lawsuits not consolidated |
 |
2 |
 |
| Number of Delaware lawsuits not yet consolidated |
 |
9 |
 |
| Number of Mexican states included in pollution complaint |
 |
3 |
 |
| Number Of Proceedings Treated As Associated Cases |
 |
2 |
 |
| Interest of MOEX in Macondo well (in hundreths) |
 |
10.00% |
 |
| Indemnification and insurance |
 |
 |
 |
| Total amount of general liability insurance program |
 |
600,000,000 |
 |
| Pre-tax charge recognized by BP as a result of the Macondo well incident |
400,000,000 |
 |
40,900,000,000 |
| Barracuda-Caratinga arbitration |
 |
 |
 |
| Upper level of range of KBR cost estimates for Barracuda Creating solutions |
 |
148,000,000 |
 |
| Petrobras arbitration claim against KBR |
 |
220,000,000 |
 |
| Securities and related litigation |
 |
 |
 |
| Number of similar class action lawsuits in connecton with the change in accounintg for revenue on long-term construction projects and related disclosures that were later consolidated into one suit |
 |
20 |
 |
| Shareholder derivative cases |
 |
 |
 |
| Number of shareholder derivative lawsuits involving us and KBR were filed in Harris County |
 |
2 |
 |
| Environmental |
 |
 |
 |
| Accrued liabilities for environmental matters |
 |
46,000,000 |
47,000,000 |
| Number of Superfund sites (in sites) |
 |
10 |
 |
| Accrued Liabilities for superfund sites |
 |
7,000,000 |
 |
|
Total Company Guarantee Obligations [Member]
|
 |
 |
 |
| Guarantee arrangements |
 |
 |
 |
| Guarantee arrangements outstanding |
 |
1,500,000,000 |
 |
|
Venezuela surety bonds [Member]
|
 |
 |
 |
| Guarantee arrangements |
 |
 |
 |
| Guarantee arrangements outstanding |
 |
$ 240,000,000 |
 |