Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenue from Customers [Abstract]
Revenue from customers	$ 1,735	$ 1,621
Service Charges [Member]
Revenue from Customers [Abstract]
Revenue from customers	1,099	1,104
Overdraft Fees [Member]
Revenue from Customers [Abstract]
Revenue from customers	358	367
Statement Fees [Member]
Revenue from Customers [Abstract]
Revenue from customers	51	54
Interchange Revenue [Member]
Revenue from Customers [Abstract]
Revenue from customers	540	531
ATM Income [Member]
Revenue from Customers [Abstract]
Revenue from customers	91	96
Other Service Charges [Member]
Revenue from Customers [Abstract]
Revenue from customers	59	56
Trust [Member]
Revenue from Customers [Abstract]
Revenue from customers	232	251
Brokerage and Insurance [Member]
Revenue from Customers [Abstract]
Revenue from customers	293	181
Other [Member]
Revenue from Customers [Abstract]
Revenue from customers	$ 111	$ 85
Revenue [Member] | Product Concentration Risk [Member] | Products and Services Not within the Scope of ASC 606 [Member]
Concentration Risk [Abstract]
Concentration risk percentage	89.80%	89.40%