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Other Financial Data Schedule of Non-current Assets (Details) (USD $) In Millions, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
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Other Financial Data [Abstract] |  |  |  |
Prepaid pension | $ 750 | [1] | $ 567 | [1]
Deferred project costs | 256 |  | 273 |
Deferred tax assets | 176 |  | 193 |
Taxes receivable | 98 |  | 108 |
Other | 251 |  | 282 |
Other Assets, Noncurrent | $ 1,531 |  | $ 1,423 |
[1] | Increase in prepaid pensions is primarily due to cash funding of the U.K. pension plans.

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