CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares	Mar. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Common stock, no par value (in dollars per share)	$ 0	$ 0
Common stock, authorized	12,000,000	12,000,000
Common stock, issued	5,852,325	5,852,325
Common stock, outstanding	5,552,351	5,552,351
Treasury stock, shares	299,974	299,974