Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table presents the changes in goodwill balance by reportable segment for the period presented:

	Rail, Technologies, and Services		Precast Concrete Products		Steel Products and Measurement		Total
Balance as of December 31, 2022	$	19,948	$	10,785	$	—	$	30,733
VanHooseCo acquisition	—		242		—		242
Foreign currency translation impact	(119)		—		—		(119)
Balance as of September 30, 2023	$	19,829	$	11,027	$	—	$	30,856

Schedule of Finite-Lived Intangible Assets

As of September 30, 2023 and December 31, 2022, the components of the Company’s intangible assets were as follows:

	September 30, 2023
	Weighted Average Amortization Period In Years	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Patents	10	$	330	$	(194)	$	136
Customer relationships	16	27,276		(16,200)		11,076
Trademarks and trade names	16	7,942		(4,424)		3,518
Technology	13	32,474		(27,461)		5,013
Favorable lease	6	327		(64)		263
		$	68,349	$	(48,343)	$	20,006

During the nine months ended September 30, 2023, certain fully amortized intangible assets of $27 related to non-compete agreements were eliminated from gross intangible assets and accumulated amortization.

	December 31, 2022
	Weighted Average Amortization Period In Years	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Non-compete agreements	1	$	27	$	(16)	$	11
Patents	10	330		(187)		143
Customer relationships	16	27,184		(14,129)		13,055
Trademarks and trade names	16	7,933		(3,989)		3,944
Technology	14	32,201		(25,827)		6,374
Favorable lease	6	327		(23)		304
		$	68,002	$	(44,171)	$	23,831