Merger (Merger, Pro Forma Information) (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) $ / shares
Merger [Abstract]
Net interest income after loan loss provision	$ 20,629
Noninterest income	4,816
Noninterest expense	18,818
Net income available to common shareholders	$ 6,996
Consolidated net income per common share | $ / shares	$ 1.37