PENSION AND OTHER POSTRETIREMENT PLANS (Summary Of Benefit Plan) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Pension Plans, Defined Benefit [Member]
Change in benefit obligation:
Beginning benefit obligation	$ 2,862	$ 2,841
Interest cost	93	104	$ 105
Actuarial (gain)/loss	(325)	134
Benefits paid	(512)	(217)
Ending benefit obligation	2,118	2,862	2,841
Change in plan assets (primarily equity and fixed income investments and money market funds), at fair value:
Beginning plan assets	2,356	2,063
Actual return	(61)	313
Employer contribution	368	197
Benefits paid	(512)	(217)
Ending plan assets	2,151	2,356	2,063
Funded status at end of year	33	(506)
Supplemental Employee Retirement Plans, Defined Benefit [Member]
Change in benefit obligation:
Beginning benefit obligation	1,086	1,163
Interest cost	34	40	45
Actuarial (gain)/loss	(62)	20
Benefits paid	(134)	(137)
Ending benefit obligation	924	1,086	1,163
Change in plan assets (primarily equity and fixed income investments and money market funds), at fair value:
Beginning plan assets	1,047	1,000
Actual return	(28)	144
Employer contribution	0	40
Benefits paid	(134)	(137)
Ending plan assets	885	1,047	$ 1,000
Funded status at end of year	$ (39)	$ (39)