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Percentage-Of-Completion Contracts (Schedule Of Unapproved Claims And Change Orders) (Details) - USD ($) $ in Millions | 6 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014 | Dec. 31, 2013
Unapproved Change Orders And Claims Recorded In Revenues | $ 35 | $ 36 |  |
Unapproved change orders | 46 | 62 | $ 31 | $ 115
Changes in Estimates at Completion | 42 | 3 |  |
Change Orders Approved by Customer | (27) | (56) |  |
Engineering and Construction [Member] |  |  |  |
Change Orders Approved by Customer | (6) |  |  |
Parent Share of Probable Unapproved Claims of Unconsolidated Subsidiary [Member] |  |  |  |
Unapproved change orders | $ 73 | $ 90 |  |

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- Definition Changes in Estimates at Completion + References No definition available. + Details
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- Definition Unapproved Change Orders And Claims Recorded In Revenues + References No definition available. + Details
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- Definition The amount of costs incurred on unapproved change orders when it is probable that the cost will be recovered through a change in the contract price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 910 -SubTopic 310 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51673017&loc=d3e49324-109356 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 910 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=51666792&loc=d3e50000-109363 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph c(3) -Article 5 + Details
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