Employee Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Defined Contribution Plan [Line Items]
Matched percentage by employer	50.00%
Maximum employee percentage of deferred salary matched by employer	6.00%
Non-elective safe-harbor contribution received each December 31st	3.00%
Employer contributions	$ 956	$ 927	$ 888
Maximum age benefit could be reduced or forfeited	65 years
Supplemental income benefit liability	$ 71	78
Supplemental income benefit expense	$ 29	$ 21	$ 8
Minimum [Member]
Defined Contribution Plan [Line Items]
Non-elective safe-harbor contribution received each December 31st	1.00%
Maximum [Member]
Defined Contribution Plan [Line Items]
Non-elective safe-harbor contribution received each December 31st	10.00%