Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Allowance for credit losses	$ 903	$ 975
Insurance receivable - asbestos	$ 708	$ 708
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	40,000,000	40,000,000
Common stock, shares issued	19,980,000	19,729,000
Common stock, shares outstanding	19,980,000	19,729,000