Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in carrying amounts of goodwill

The changes in carrying amounts of goodwill during the years ended December 31, 2014 and 2013 were as follows:

	2014								2013
	Metals Segment			Plastics Segment		Total			Metals Segment			Plastics Segment		Total
Balance as of January 1
Goodwill	$	116,533		$	12,973	$	129,506		$	117,544		$	12,973	$	130,517
Accumulated impairment losses	(60,217		)	—		(60,217		)	(60,217		)	—		(60,217		)
Balance as of January 1	56,316			12,973		69,289			57,327			12,973		70,300
Impairment charge	(56,160		)	—		(56,160		)	—			—		—
Currency valuation	(156		)	—		(156		)	(1,011		)	—		(1,011		)
Balance as of December 31
Goodwill	116,377			12,973		129,350			116,533			12,973		129,506
Accumulated impairment losses	(116,377		)	—		(116,377		)	(60,217		)	—		(60,217		)
	$	—		$	12,973	$	12,973		$	56,316		$	12,973	$	69,289

Summary of the components of intangible assets

The following summarizes the components of the Company's intangible assets at December 31, 2014 and 2013:

	2014				2013
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Customer relationships	$	116,268	$	64,922	$	117,794	$	55,157
Non-compete agreements	3,888		3,888		3,888		3,569
Trade names	7,864		2,655		8,025		1,939
Developed technology	1,400		1,400		1,400		953
Total	$	129,420	$	72,865	$	131,107	$	61,618

Summary of the estimated annual amortization expense

The following is a summary of the estimated annual amortization expense for each of the next 5 years:

2015	$	10,789
2016	10,789
2017	8,766
2018	4,650
2019	4,650