Revenue (Tables)

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table summarizes the Company’s net sales by major product and service category for the periods presented:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Rail Products and Global Friction Management	$	69,161	$	60,593	$	191,228	$	192,661
Technology Services and Solutions	8,189		13,349		31,629		36,295
Rail, Technologies, and Services	77,350		73,942		222,857		228,956
Precast Concrete Buildings	15,525		13,884		41,306		40,516
Other Precast Concrete Products	13,331		4,088		26,171		10,207
Precast Concrete Products	28,856		17,972		67,477		50,723
Fabricated Steel Products	15,250		30,512		45,821		100,233
Coatings and Measurement	8,559		7,627		24,169		20,743
Steel Products and Measurement	23,809		38,139		69,990		120,976
Total net sales	$	130,015	$	130,053	$	360,324	$	400,655

Net sales by the timing of the transfer of products and performance of services was as follows for the periods presented:

	Three Months Ended September 30, 2022
	Rail, Technologies, and Services		Precast Concrete Products		Steel Products and Measurement		Total
Point in time	$	64,913	$	13,331	$	20,871	$	99,115
Over time	12,437		15,525		2,938		30,900
Total net sales	$	77,350	$	28,856	$	23,809	$	130,015
	Three Months Ended September 30, 2021
	Rail, Technologies, and Services		Precast Concrete Products		Steel Products and Measurement		Total
Point in time	$	54,470	$	4,088	$	24,919	$	83,477
Over time	19,472		13,884		13,220		46,576
Total net sales	$	73,942	$	17,972	$	38,139	$	130,053

	Nine Months Ended September 30, 2022
	Rail, Technologies, and Services		Precast Concrete Products		Steel Products and Measurement		Total
Point in time	$	179,951	$	26,171	$	56,897	$	263,019
Over time	42,906		41,306		13,093		97,305
Total net sales	$	222,857	$	67,477	$	69,990	$	360,324
	Nine Months Ended September 30, 2021
	Rail, Technologies, and Services		Precast Concrete Products		Steel Products and Measurement		Total
Point in time	$	178,225	$	10,209	$	93,099	$	281,533
Over time	50,731		40,514		27,877		119,122
Total net sales	$	228,956	$	50,723	$	120,976	$	400,655