Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table represents 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	(527)		—		—		(527)
Balance as of December 31, 2018:	$	14,111	$	5,147	$	—	$	19,258

Schedule of Intangible Assets

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

	December 31, 2018
	Weighted Average Amortization Period In Years	Gross Carrying Value		Accumulated Amortization		Net Carrying Amount
Non-compete agreements	4	$	1,372	$	(1,046)	$	326
Patents	10	358		(165)		193
Customer relationships	18	37,129		(11,388)		25,741
Trademarks and trade names	15	8,481		(3,416)		5,065
Technology	14	35,640		(17,129)		18,511
		$	82,980	$	(33,144)	$	49,836
	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

Estimated annual amortization expense for the years ending December 31, 2019 and thereafter is as follows:

Year Ending December 31,
2019	$	6,606
2020	5,860
2021	5,831
2022	5,741
2023	5,226
2024 and thereafter	20,572
	$	49,836