XML 41 R87.htm IDEA: XBRL DOCUMENT v2.4.0.6
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, 2012
Dec. 31, 2011
Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]      
Weighted-average assumptions used to determine net periodic benefit cost, Expected long-term return on plan assets 7.80%    
Pension Benefits [Member]
      
Defined Benefit Plan Disclosure [Line Items]      
Weighted-average assumptions used to determine benefit obligations, Discount rate 4.21% 4.95% 5.45%
Weighted-average assumptions used to determine net periodic benefit cost, Discount rate 4.95% 5.45% 5.70%
Weighted-average assumptions used to determine net periodic benefit cost, Expected long-term return on plan assets 7.75% 8.00% 8.25%
Service cost $ (3,657) $ (3,361) $ (3,315)
Interest cost (13,084) (13,024) (13,071)
Expected return on plan assets 19,108 20,448 20,530
Amortization of prior service costs and gains or losses (10,377) (6,359) (4,806)
Settlement/curtailment (99)    
Net periodic benefit cost (8,109) (2,296) (662)
Other Post-Retirement Benefits [Member]
      
Defined Benefit Plan Disclosure [Line Items]      
Weighted-average assumptions used to determine benefit obligations, Discount rate 4.10% 4.90% 5.35%
Weighted-average assumptions used to determine net periodic benefit cost, Discount rate 4.90% 5.35% 5.75%
Service cost (58) (54) (76)
Interest cost (385) (395) (467)
Amortization of prior service costs and gains or losses 241 264 79
Net periodic benefit cost $ (202) $ (185) $ (464)