Employee Benefit Plans And Other Postretirement Benefits (Schedule Of Net Periodic Benefit Cost Recognized In Accumulated And Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prior service cost (credit)	$ (11,105)
Net actuarial loss	375,151
Amounts included in other comprehensive income, net of tax	364,046
Pension and SERPA Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prior service cost (credit)	2,390
Net actuarial loss	326,588
Amounts included in other comprehensive income, net of tax	328,978
Postretirement Healthcare Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Prior service cost (credit)	(13,495)
Net actuarial loss	48,563
Amounts included in other comprehensive income, net of tax	$ 35,068