XML 13 R3.htm IDEA: XBRL DOCUMENT v3.22.2
Consolidated Balance Sheets (unaudited) (Parentheticals) - $ / shares
Jun. 30, 2022
Dec. 31, 2021
Shareholders' Equity    
Common stock, shares authorized (in shares) 50,000,000 50,000,000
Common stock, par value (in dollars per share) $ 5 $ 5
Common stock, shares outstanding (in shares) 41,630,799 41,551,524