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Accumulated Other Comprehensive Income (Loss) (Tables)
12 Months Ended
Dec. 31, 2011
Accumulated Other Comprehensive Income (Loss) [Abstract]  
Components Of Accumulated Other Comprehensive Income (Loss)

 

 

 

 

 

 

 

 

 

 

  Derivative

Instruments         

     Pension,

Postretirement

   and Other

        Post-

  Employment

     Benefits     

 

 

 

 

Available-for-

Sale Securities           

 

 

  Accumulated

        Other

Comprehensive

         Loss       

 

(In thousands)

Balance at January 1, 2009

$   (45,249)

$                     (33,433)

$         (414)

$       (79,096)

2009 activity, before tax

      72,553

         20,124

            (136)

          92,541

2009 activity, tax effect

     (26,118)

         (7,230)

               50

         (33,298)

Balance at December 31, 2009

         1,186

       (20,539)

            (500)

         (19,853)

2010 activity, before tax

         2,711

         15,406

          2,877

          20,994

2010 activity, tax effect

           (976)

         (5,546)

        (1,036)

            (7,558)

Balance at December 31, 2010

         2,921

       (10,679)

          1,341

           (6,417)

2011 activity, before tax

     (11,951)

           9,345

             176

           (2,430)

2011 activity, tax effect

         4,301

         (3,342)

              (62)

                897

Balance at December 31, 2011

$     (4,729)

  $     (4,676)

   $    1,455

  $       (7,950)