Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2014

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill [Table Text Block]

		Rail Products		Construction Products		Tubular Products		Total
Balance at December 31, 2012	$	38,026	$	3,211	$	-	$	41,237
Acquisitions		-		-		16,544		16,544
Balance at December 31, 2013		38,026		3,211		16,544		57,781
Acquisitions		971		1,936		22,302		25,209
Foreign currency translation impact		(41)		-		-		(41)
Balance at December 31, 2014	$	38,956	$	5,147	$	38,846	$	82,949

Schedule of Intangible Assets [Table Text Block]

		2014		2013
Rail Products	$	44,781	$	44,455
Construction Products		3,178		1,830
Tubular Products		47,812		14,682
	$	95,771	$	60,967

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	2014
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	4,143	$	(705)	$	3,438
Patents	10		564		(189)		375
Customer relationships	19		44,450		(4,679)		39,771
Supplier relationships	5		350		(268)		82
Trademarks and trade names	14		10,765		(1,855)		8,910
Technology	14		35,499		(5,941)		29,558
		$	95,771	$	(13,637)	$	82,134

	2013
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	2,860	$	(117)	$	2,743
Patents	10		639		(201)		438
Customer relationships	23		19,960		(3,575)		16,385
Supplier relationships	5		350		(213)		137
Trademarks and trade names	16		7,003		(1,334)		5,669
Technology	15		30,155		(3,681)		26,474
		$	60,967	$	(9,121)	$	51,846

Schedule of Expected Amortization Expense [Table Text Block]

		Amortization Expense
2015	$	7,176
2016		7,012
2017		6,981
2018		6,876
2019		6,152
2020 and thereafter		47,937
	$	82,134