Employee Benefit Plans (Schedule of Changes in Projected Benefit Obligations) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Split-Dollar Insurance Plan [Member]
Change in benefit obligation:
Benefit obligation, beginning of year	$ 879	$ 901
Service cost	8	7
Interest cost	37	37
Actuarial (gain) loss	34	(44)
Benefits paid	(25)	(22)
Benefit obligation, end of year	933	879
Change in fair value of plan assets:
Benefits paid	(25)	(22)
Pension Plan [Member]
Change in benefit obligation:
Benefit obligation, beginning of year	2,153	2,221
Interest cost	92	86
Actuarial (gain) loss	(26)	(112)
Benefits paid	(39)	(38)
Settlements	(463)	(4)
Benefit obligation, end of year	1,717	2,153
Change in fair value of plan assets:
Fair value of plan assets, beginning of year	1,722	1,590
Actual return on plan assets	114	(11)
Employer contribution	87	185
Benefits paid	(39)	(38)
Settlements	(463)	(4)
Funded status at end of year	(296)	(431)
Fair value of plan assets, end of year	$ 1,421	$ 1,722