Employee Benefit Plans (Changes In Benefit Obligations And Fair Value Of Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
Discount Rate	3.75%
Rate of Compensation Increase	4.75%
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected Benefit Obligation at Beginning of Year	$ 36,617	$ 32,496
Service Cost (Credit)	671	649	542
Interest cost	1,335	1,426	1,496
Actuarial Loss (Gain)	(4,367)	3,371
Benefits Paid and Expected Expenses	(1,359)	(1,325)
Projected Benefit Obligation at End of Year	32,897	36,617	32,496
Fair Value of Plan Assets at Beginning of Year	28,913	25,645
Actual Return on Plan Assets	5,274	2,994
Employer Contribution	1,600	1,600
Benefits Paid and Actual Expenses	(1,373)	(1,326)
Fair Value of Plan Assets at End of Year	34,414	28,913	25,645
Funded Status	1,517	(7,704)
Discount Rate	4.75%	3.75%
Rate of Compensation Increase	4.50%	4.50%
Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected Benefit Obligation at Beginning of Year	13,084	11,898
Service Cost (Credit)	16	(6)	41
Interest cost	531	471	565
Plan Amendments		1,318
Actuarial Loss (Gain)	(611)	(133)
Benefits Paid and Expected Expenses	(539)	(506)
Medicare Part D Reimbursements	49	41
Projected Benefit Obligation at End of Year	12,530	13,084	11,898
Employer Contribution	490	464
Benefits Paid and Actual Expenses	(539)	(505)
Medicare Part D reimbursements	49	41
Funded Status	$ (12,530)	$ (13,083)
Discount Rate	4.75%	3.75%