Business Segments (Tables)

12 Months Ended

Dec. 31, 2014

Business Segments [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		2014
										Expenditures
		Net		Segment		Segment		Depreciation/		for Long-Lived
		Sales		Profit		Assets		Amortization		Assets
Rail Products	$	374,615	$	30,093	$	239,951	$	6,153	$	5,115
Construction Products		178,847		13,106		102,978		2,232		3,343
Tubular Products		53,730		5,350		130,289		3,208		6,988
Total	$	607,192	$	48,549	$	473,218	$	11,593	$	15,446

		2013
										Expenditures
		Net		Segment		Segment		Depreciation/		for Long-Lived
		Sales		Profit		Assets		Amortization		Assets
Rail Products	$	363,667	$	28,692	$	252,049	$	6,505	$	3,383
Construction Products		191,751		10,206		77,900		1,758		1,805
Tubular Products		42,545		9,208		51,497		1,054		2,460
Total	$	597,963	$	48,106	$	381,446	$	9,317	$	7,648

		2012
										Expenditures
		Net		Segment		Segment		Depreciation/		for Long-Lived
		Sales		Profit		Assets		Amortization		Assets
Rail Products	$	370,322	$	9,074	$	243,072	$	9,736	$	4,180
Construction Products		169,253		7,859		73,804		2,119		474
Tubular Products		48,966		12,854		13,573		599		1,350
Total	$	588,541	$	29,787	$	330,449	$	12,454	$	6,004

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

Income from Continuing Operations:
Total for reportable segments	$	48,549	$	48,106	$	29,787
Adjustment of inventory to LIFO		738		37		1,118
Unallocated interest income		530		659		452
Unallocated equity in income of nonconsolidated investments		1,282		1,316		837
Unallocated corporate amounts		(12,043)		(6,003)		(8,364)
Income from continuing operations, before income taxes	$	39,056	$	44,115	$	23,830

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

Assets:
Total for reportable segments	$	473,218	$	381,446	$	330,449
Unallocated corporate assets		30,192		41,235		84,737
LIFO		(8,289)		(9,027)		(9,064)
Total assets	$	495,121	$	413,654	$	406,122

Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Table Text Block]

Depreciation/Amortization:
Total for reportable segments	$	11,593	$	9,317	$	12,454
Other		984		685		519
Total	$	12,577	$	10,002	$	12,973

Expenditures for Long-Lived Assets:
Total for reportable segments	$	15,446	$	7,648	$	6,004
Expenditures funded through financing agreements		1,981		-		-
Other expenditures		1,610		2,026		1,156
Total	$	19,037	$	9,674	$	7,160

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

The following table summarizes the Company’s sales from continuing operations by major geographic region in which the Company has operations:

		2014		2013		2012
United States	$	498,025	$	495,710	$	485,111
Canada		39,375		37,290		40,892
United Kingdom		22,625		16,548		18,698
Other		47,167		48,415		43,840
	$	607,192	$	597,963	$	588,541

The following table summarizes the Company’s long-lived assets from continuing operations by geographic region:

		2014		2013		2012
United States	$	66,905	$	40,717	$	31,961
Canada		7,440		8,833		9,773
Europe		457		559		599
	$	74,802	$	50,109	$	42,333

Schedule of Revenues by Major Product Line [Table Text Block]

The following table summarizes the Company’s sales by major product line from continuing operations:

		2014		2013		2012
Rail distribution products	$	139,529	$	144,911	$	155,832
Piling products		111,182		140,302		114,070
Rail Technologies products		109,053		88,670		92,826
CXT concrete tie products		52,562		44,108		58,182
Allegheny Rail Products		45,008		36,666		33,046
Concrete products		36,396		32,969		30,195
Other products		113,462		110,337		104,390
	$	607,192	$	597,963	$	588,541