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Business Segments - Reconciliation of Revenue from Segments to Consolidated (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Segment Reporting Information |  |  |  |
Total net sales | $ 130,015 | $ 130,053 | $ 360,324 | $ 400,655
Operating (loss) profit | (1,120) | 758 | (927) | 5,021
Operating Segments |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 130,015 | 130,053 | 360,324 | 400,655
Operating (loss) profit | 2,087 | 3,208 | 4,822 | 12,005
Rail, Technologies, and Services |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 77,350 | 73,942 | 222,857 | 228,956
Rail, Technologies, and Services | Operating Segments |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 77,350 | 73,942 | 222,857 | 228,956
Operating (loss) profit | 539 | 3,091 | 5,576 | 10,970
Precast Concrete Products |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 28,856 | 17,972 | 67,477 | 50,723
Precast Concrete Products | Operating Segments |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 28,856 | 17,972 | 67,477 | 50,723
Operating (loss) profit | 1,245 | 144 | 329 | 1,175
Steel Products and Measurement |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 23,809 | 38,139 | 69,990 | 120,976
Steel Products and Measurement | Operating Segments |  |  |  |
Segment Reporting Information |  |  |  |
Total net sales | 23,809 | 38,139 | 69,990 | 120,976
Operating (loss) profit | $ 303 | $ (27) | $ (1,083) | $ (140)

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