Revenue - Schedule of Timing of Transfer (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue
Net sales	$ 530,765	$ 543,744
Point in time
Disaggregation of Revenue
Net sales	385,511	395,024
Over time
Disaggregation of Revenue
Net sales	145,254	148,720
Rail, Technologies, and Services
Disaggregation of Revenue
Net sales	326,869	312,160
Rail, Technologies, and Services \| Point in time
Disaggregation of Revenue
Net sales	263,432	254,345
Rail, Technologies, and Services \| Over time
Disaggregation of Revenue
Net sales	63,437	57,815
Infrastructure Solutions
Disaggregation of Revenue
Net sales	203,896	231,584
Infrastructure Solutions \| Point in time
Disaggregation of Revenue
Net sales	122,079	140,679
Infrastructure Solutions \| Over time
Disaggregation of Revenue
Net sales	$ 81,817	$ 90,905

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

+ References

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+ Details