XML 104 R64.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Derivative Instruments and Hedging Activities - Pre-Tax (Losses) Gains (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Derivative [Line Items] |  |  |
Total (losses) gains |  | $ (1) | $ 8
Exchange Contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Total (losses) gains | (2) | 3 | 3
Forward Contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Total (losses) gains |  | 3 | (2)
Metals Contracts [Member] |  |  |
Derivative [Line Items] |  |  |
Total (losses) gains | $ 2 | $ (7) | $ 7

X
- Definition Net Increase or Decrease in the fair value of the derivative or group of derivatives included in earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 + Details
Name: | us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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