Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.21.2
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Assets [Abstract]    
Allowance for credit loss $ 108 $ 496
Stockholders' Equity Attributable to Parent [Abstract]    
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, shares authorized (in shares) 24,000,000 24,000,000
Common stock, shares issued (in shares) 10,300,000 10,300,000
Common stock in treasury, at cost (in shares) 970,653 1,123,319