XML 28 R17.htm IDEA: XBRL DOCUMENT
v2.3.0.15

Other Expenses (Income), Net | 9 Months Ended
--- | ---
Sep. 30, 2011
Other Expenses (Income), Net |
Other Expenses (Income), Net | I. Other Expenses (Income), Net
|  | Third quarter ended September 30, |  |  | Nine months ended September 30, |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Equity loss (income) |  | $ | 2 |  |  | $ | (2 | ) |  | $ | (24 | ) |  | $ | (10 | )
Interest income |  |  | (5 | ) |  |  | (5 | ) |  |  | (16 | ) |  |  | (14 | )
Foreign currency losses, net |  |  | 35 |  |  |  | 21 |  |  |  | 5 |  |  |  | 23 |
Net (gain) loss from asset sales |  |  | — |  |  |  | (8 | ) |  |  | 1 |  |  |  | (8 | )
Net (gain) loss on mark-to-market derivative contracts (P) |  |  | (14 | ) |  |  | 42 |  |  |  | (41 | ) |  |  | 56 |
Other, net |  |  | 13 |  |  |  | (5 | ) |  |  | 28 |  |  |  | 1 |
|  | $ | 31 |  |  | $ | 43 |  |  | $ | (47 | ) |  | $ | 48 |
In the 2011 nine-month period, equity income included higher earnings from an investment in a natural gas pipeline in Australia due to the recognition of a discrete income tax benefit by the consortium (Alcoa World Alumina and Chemicals' share of the benefit was $24).

X
- Details
Name: | us-gaap_OtherIncomeAndExpensesAbstract
Namespace Prefix: | us-gaap
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 5 -Section 03 -Paragraph 3, 6, 7, 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3,6,7,9) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
Name: | us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock
Namespace Prefix: | us-gaap
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration