Goodwill and Other Intangible Assets - Schedule of Goodwill (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2025 USD ($)
Goodwill
Goodwill, beginning balance	$ 31,907
Foreign currency translation impact	1,085
Goodwill, ending balance	32,992
Rail, Technologies, and Services
Goodwill
Goodwill, beginning balance	20,231
Foreign currency translation impact	1,085
Goodwill, ending balance	21,316
Infrastructure Solutions
Goodwill
Goodwill, beginning balance	11,676
Foreign currency translation impact	0
Goodwill, ending balance	$ 11,676