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Pension Plans And Other Postretirement Benefits (Pension Plans With The Projected Benefit Obligation And Accumulated Benefit Obligations In Excess Of Plan Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
U.S. Pension Plans [Member]
   
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation $ 189,260 $ 25,825
Accumulated benefit obligation 157,444 24,429
Fair market value of plan assets 127,323 0
Projected benefit obligation 191,061 130,501
Fair market value of plan assets 129,086 87,377
Foreign Pension Plans [Member]
   
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation 38,758 22,245
Accumulated benefit obligation 30,902 16,120
Fair market value of plan assets 22,785 9,492
Projected benefit obligation 38,758 25,594
Fair market value of plan assets $ 22,785 $ 12,717