Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill [Table Text Block]

		December 31,
		2013		2012
Rail Products	$	38,026	$	38,026
Construction Products		3,211		3,211
Tubular Products		16,544		-
	$	57,781	$	41,237

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

	December 31, 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

	December 31, 2012
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	380	$	(367)	$	13
Patents	10		815		(412)		403
Customer relationships	23		19,960		(2,488)		17,472
Supplier relationships	5		350		(143)		207
Trademarks	17		6,280		(879)		5,401
Technology	18		19,026		(2,357)		16,669
		$	46,811	$	(6,646)	$	40,165

Schedule of Expected Amortization Expense [Table Text Block]

		Amortization Expense
2014	$	4,543
2015		4,265
2016		4,107
2017		4,107
2018		4,003
2019 and thereafter		30,821
	$	51,846