Pensions And Other Employee Benefits Plans (Target Asset Allocations And Ranges Of Post Retirement Benefit Plan) (Details)	12 Months Ended
Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	100.00%
Target allocation range, maximum	100.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	60.00%
Target allocation range, maximum	70.00%
Target allocation range, minimum	50.00%
Equity Securities [Member] \| U.S. Large Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	25.00%
Target allocation range, maximum	40.00%
Target allocation range, minimum	15.00%
Equity Securities [Member] \| U.S. Small Cap [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	5.00%
Target allocation range, maximum	10.00%
Target allocation range, minimum	0.00%
Equity Securities [Member] \| Global [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	10.00%
Target allocation range, maximum	20.00%
Target allocation range, minimum	5.00%
Equity Securities [Member] \| Non-U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	10.00%
Target allocation range, maximum	20.00%
Target allocation range, minimum	5.00%
Equity Securities [Member] \| Alternative Equity Investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	10.00%
Target allocation range, maximum	20.00%
Target allocation range, minimum	0.00%
Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	40.00%
Target allocation range, maximum	50.00%
Target allocation range, minimum	30.00%
Fixed Income Securities [Member] \| Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	30.00%
Target allocation range, maximum	40.00%
Target allocation range, minimum	20.00%
Fixed Income Securities [Member] \| Alternative Fixed Income Investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	10.00%
Target allocation range, maximum	20.00%
Target allocation range, minimum	0.00%

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Target allocation of investments of this type to total plan assets presented on a weighted average basis.

+ 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 (d)(i)

-URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (c)(i)

-URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e2446-114920

+ Details

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- Definition

Target allocation maximum percentage of investments of this type to total plan assets presented on a weighted average basis.

+ References

+ Details

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- Definition

Target allocation minimum percentage of investments of this type to total plan assets presented on a weighted average basis.

+ References

+ Details

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