Restructuring Costs - Schedule of Restructuring and Related Costs by Segment (Details) - USD ($)	3 Months Ended	6 Months Ended	9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 909,000	$ 0	$ 909,000
Operating Segments | Rail, Technologies, and Services
Restructuring Cost and Reserve [Line Items]
Restructuring costs			651,000
Operating Segments | Infrastructure Solutions
Restructuring Cost and Reserve [Line Items]
Restructuring costs			63,000
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs			$ 195,000