Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2014

Goodwill and Other Intangible Assets [Abstract]

Schedule of Goodwill [Table Text Block]

		September 30,		December 31,
		2014		2013
Rail Products	$	38,026	$	38,026
Construction Products		5,033		3,211
Tubular Products		16,544		16,544
	$	59,603	$	57,781

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

	September 30, 2014
	Weighted Average		Gross				Net
	Amortization Period		Carrying		Accumulated		Carrying
	In Years		Value		Amortization		Amount
Non-compete agreements	5	$	2,984	$	(552)	$	2,432
Patents	10		639		(274)		365
Customer relationships	23		20,484		(4,378)		16,106
Supplier relationships	5		350		(252)		98
Trademarks and trade names	16		7,616		(1,714)		5,902
Technology	15		30,242		(5,356)		24,886
		$	62,315	$	(12,526)	$	49,789

	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

Schedule of Expected Amortization Expense [Table Text Block]

		Amortization Expense
2014	$	1,190
2015		4,502
2016		4,328
2017		4,329
2018		4,182
2019 and thereafter		31,258
	$	49,789