XML 77 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Benefit Plans (Narrative) (Details) (Pension Plan [Member], USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2014
Defined Benefit Plan Disclosure [Line Items] |
Employer contributions | $ 8
Minimum [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Anticipated additional employer contribution | 10
Maximum [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Anticipated additional employer contribution | $ 40

X
- Definition The increase in the fair value of plan assets from contributions made by the employer. + 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 (b)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
Name: | us-gaap_DefinedBenefitPlanContributionsByEmployer
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration