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Pension Plans And Postretirement Benefits (Tables)
9 Months Ended
Sep. 30, 2014
Pension Plans And Postretirement Benefits [Abstract]  
Components Of Pension Expense
For the Three Month For the Nine Month
Period Ended September 30, Period Ended September 30,
2014 2013 2014 2013
Service cost $ 11 $ 72 $ 33 $ 144
Interest cost 3,769 3,389 11,317 9,382
Expected return on plan assets (2,536 ) (2,606 ) (7,609 ) (7,138 )
Actuarial losses 1,207 1,911 3,624 5,686
Net pension expense $ 2,451 $ 2,766 $ 7,365 $ 8,074