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Other Income (Expense), Net (Tables) | 6 Months Ended
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Jun. 30, 2013
Other Income And Expenses [Abstract] |
Other, Net, Included in Other Income (Expense), Net |
| Other, net, which is included in other income (expense), net, was as follows, in millions:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |
Income from cash and cash investments |  | $ | 1 |  |  | $ | 2 |  |  | $ | 2 |  |  | $ | 4 |
Income from financial investments (Note E) |  |  | 5 |  |  |  | 2 |  |  |  | 8 |  |  |  | 18 |
Impairment of financial investments (Note E) |  |  | — |  |  |  | (2 | ) |  |  | — |  |  |  | (2 | )
Other items, net |  |  | (3 | ) |  |  | — |  |  |  | — |  |  |  | (3 | )
Total other net |  | $ | 3 |  |  | $ | 2 |  |  | $ | 10 |  |  | $ | 17 |

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- Definition Tabular disclosure of the detailed components of other nonoperating income. May include methodology, assumptions and amounts for: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 5 + Details
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