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11. Employee and Director Benefit Programs (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Employee And Director Benefit Programs Details Narrative      
Matching of employee contributions, percentage 4.00% 4.00% 4.00%
Defined Benefit Plan, Contributions by Employer $ 565 $ 539 $ 439
Expenses incurred for benefits relating to the postretirement benefit plan 428 413 422
Postretirement Benefits paid $ 232 $ 218 $ 184