Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2015

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill [Table Text Block]

		Rail Products and Services		Construction Products		Tubular and Energy Services		Total
Balance at December 31, 2014	$	38,956	$	5,147	$	38,846	$	82,949
Acquisitions		8,772		-		69,908		78,680
Foreign currency translation impact		(90)		-		-		(90)
Impairment charges		-		-		(80,337)		(80,337)
Balance at September 30, 2015	$	47,638	$	5,147	$	28,417	$	81,202

Schedule of Intangible Assets [Table Text Block]

		September 30,		December 31,
		2015		2014
Rail Products and Services	$	58,736	$	44,781
Construction Products		3,178		3,178
Tubular and Energy Services		98,166		47,812
	$	160,080	$	95,771

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

	September 30, 2015
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	4	$	6,979	$	(2,015)	$	4,964
Patents	10		531		(236)		295
Customer relationships	16		95,633		(8,759)		86,874
Supplier relationships	5		350		(318)		32
Trademarks and trade names	13		14,274		(2,719)		11,555
Technology	13		42,313		(8,511)		33,802
		$	160,080	$	(22,558)	$	137,522

	December 31, 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

Schedule of Expected Amortization Expense [Table Text Block]

		Amortization Expense
2015	$	3,263
2016		13,040
2017		12,139
2018		11,807
2019		11,076
2020 and thereafter		86,197
	$	137,522