Other Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Other Income and Expenses [Abstract]
(Gain) on Piling Products division asset sale	$ (489)	$ (2,741)
Insurance proceeds	(790)	0
Loss on the sale of Track Components	467	0
Costs recovered from environmental cleanup activities	325	0
Foreign currency losses	434	452
Other	(847)	(786)
Other income - net	$ (1,550)	$ (3,075)