XML 39 R37.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Pensions, Other Post-employment Benefits and Employee Benefit Plans (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2013
Defined Benefit Plan Disclosure [Line Items] |
Schedule of Net Periodic Benefit Costs | Components of net periodic benefit cost (gain) for the three months ended March 31, 2013 and 2012 are as follows:
| Pension Benefits |  | OPEB
| Three Months Ended March 31, |  | Three Months Ended March 31,
| 2013 |  | 2012 |  | 2013 |  | 2012
| (in millions)
Service cost | $ | 4 |  |  | $ | 7 |  |  | $ | — |  |  | $ | — |
Interest cost | 18 |  |  | 21 |  |  | 4 |  |  | 4 |
Expected return on plan assets | (17 | ) |  | (16 | ) |  | — |  |  | — |
Amortization of actuarial losses | 6 |  |  | 10 |  |  | 2 |  |  | — |
Amortization of prior service credit | — |  |  | — |  |  | (3 | ) |  | (4 | )
Settlement gain | — |  |  | (1 | ) |  | — |  |  | — |
| $ | 11 |  |  | $ | 21 |  |  | $ | 3 |  |  | $ | — |

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

X
- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration