Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Consolidated Balance Sheets
Loans, allowance for loan losses (in dollars)	$ 4,399	$ 4,373
Common stock, no par value	$ 0	$ 0
Common stock, authorized shares	5,000,000	5,000,000
Common stock, issued shares	2,547,402	2,526,377
Common stock, outstanding shares	2,547,402	2,526,377