XML 22 R3.htm IDEA: XBRL DOCUMENT v3.20.4
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Common stock, no par value (dollars per share) $ 0 $ 0
Common stock, number of shares authorized 100,000,000 100,000,000
Common stock, number of shares issued 14,988,429 15,263,555
Common stock, number of shares outstanding 14,988,429 15,263,555