Employee Benefits (Schedule Of Change In Plan Assets) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, end of year	$ 49,236	$ 42,325
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, beginning of year	42,325	35,478
Actual return	7,159	4,207
Employer contribution	2,094	4,785
Benefits paid	(2,342)	(2,145)
Fair value of plan assets, end of year	49,236	42,325
Funded status, end of year	(8,710)	(22,988)
Post-Retirement Healthcare Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, beginning of year	0	0
Actual return	0	0
Employer contribution	1,577	1,604
Benefits paid	(1,577)	(1,604)
Fair value of plan assets, end of year	0	0
Funded status, end of year	$ (19,958)	$ (21,383)