Retirement Plans (Amounts Recognized In Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss (gain)	$ 32,760	$ 102,795
Prior service cost (credit)	0	0
Accumulated other compensation income	32,760	102,795
SERP [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss (gain)	402	559
Prior service cost (credit)	0	0
Accumulated other compensation income	402	559
Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Net actuarial loss (gain)	(6,364)	(6,378)
Prior service cost (credit)	0	0
Accumulated other compensation income	$ (6,364)	$ (6,378)