CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
ASSETS
Fair value of held-to-maturity	$ 404	$ 521
Allowance for loan and lease losses (in dollars)	$ 4,478	$ 4,822
Common stock, no par value (in dollars per share)	$ 0.00	$ 0.00
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	6,132,362	6,661,726
Common stock, shares outstanding	6,132,362	6,661,726