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Retirement Plans And Other Postretirement Benefits (Components Of Net Periodic Benefit Income Or Cost For Continuing Operations) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Pension Benefits
      
Weighted-average assumptions used to determine benefit obligations:      
Discount rate 4.99% 4.21% 4.95%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 4.21% 4.95% 5.45%
Expected long-term return on plan assets 7.75% 8.00% 8.25%
Components of net periodic benefit cost:      
Service cost $ 3,754 $ 3,657 $ 3,361
Interest cost 12,338 13,084 13,024
Expected return on plan assets (17,430) (19,108) (20,448)
Amortization of prior service costs and gains or losses 15,028 10,377 6,359
Settlement/curtailment 28 99   
Net periodic benefit cost 13,718 8,109 2,296
Other Post-Retirement Benefits
      
Weighted-average assumptions used to determine benefit obligations:      
Discount rate 4.88% 4.10% 4.90%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 4.10% 4.90% 5.35%
Components of net periodic benefit cost:      
Service cost 58 58 54
Interest cost 345 385 395
Expected return on plan assets 0 0 0
Amortization of prior service costs and gains or losses (210) (241) (264)
Settlement/curtailment 0 0 0
Net periodic benefit cost $ 193 $ 202 $ 185