Employee Benefit Plans (Fair Value Of Annuity Contract With Unobservable Inputs) (Details) - Group Annuity Contract [Member] - Significant Unobservable Inputs (Level 3) [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 280	$ 297
Actual return on plan assets:
Relating to assets still held at the reporting date	(1)	(17)
Purchases, issuances, sales and settlements:
Settlements	(37)	(34)
Fair value of plan assets at end of year	$ 244	$ 280