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Pensions And Other Postretirement Benefits (Weighted-Average Assumptions Used To Determine Benefit Obligations) (Details)
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Dec. 31, 2011
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Dec. 31, 2010
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Pension Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Rate of compensation increase | 4.00% | 4.00% |
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Other Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.28% | 5.11% |
| Rate of compensation increase | 4.00% | 4.00% |
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United States [Member] | Pension Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.28% | 5.11% |
| Return on plan assets | 8.25% | 8.50% |
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United States [Member] | Other Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.28% | 5.11% |
| Return on plan assets | 8.25% | 8.50% |
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Canada [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.00% | |
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Canada [Member] | Pension Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.00% | 5.00% |
| Return on plan assets | 7.25% | 7.50% |
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Canada [Member] | Other Benefits [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 4.25% | 5.00% |
| Return on plan assets | 7.25% | 7.50% |
| X | ||||||||||
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- Definition
Defined benefit plan assumptions used calculating benefit obligation return on plan assets No definition available.
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| X | ||||||||||
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- Definition
The interest rate used to adjust for the time value of money for the plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Expected rate of compensation increases (for pay-related plans). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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