Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table presents the goodwill balance by reportable segment:

	Rail Products and Services		Construction Products		Tubular and Energy Services		Total
Balance as of December 31, 2017	$	14,638	$	5,147	$	—	$	19,785
Foreign currency translation impact	(336)		—		—		(336)
Balance as of September 30, 2018	$	14,302	$	5,147	$	—	$	19,449

Schedule of Finite-Lived Intangible Assets

The following table represents the gross balances of other intangible asset by reportable segment:

	September 30, 2018		December 31, 2017
Rail Products and Services*	$	57,151	$	57,654
Construction Products	1,348		1,348
Tubular and Energy Services	29,179		29,179
	$	87,678	$	88,181

* Gross balances include the impact of foreign currency translation adjustments.

Schedule of Intangible Assets

The components of the Company’s intangible assets were as follows:

	September 30, 2018
	Weighted Average Amortization Period In Years	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Non-compete agreements	5	$	4,215	$	(3,757)	$	458
Patents	10	379		(172)		207
Customer relationships	18	37,333		(10,869)		26,464
Trademarks and trade names	14	10,057		(4,710)		5,347
Technology	14	35,694		(16,369)		19,325
		$	87,678	$	(35,877)	$	51,801
	December 31, 2017
	Weighted Average Amortization Period In Years	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Non-compete agreements	5	$	4,238	$	(3,100)	$	1,138
Patents	10	389		(164)		225
Customer relationships	17	37,679		(9,171)		28,508
Trademarks and trade names	14	10,085		(4,091)		5,994
Technology	14	35,790		(14,215)		21,575
		$	88,181	$	(30,741)	$	57,440

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

As of September 30, 2018, estimated amortization expense for the remainder of 2018 and thereafter was as follows:

	Amortization Expense
Remainder of 2018	$	1,667
2019	6,262
2020	5,942
2021	5,923
2022	5,881
2023 and thereafter	26,126
	$	51,801