Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in carrying amounts of goodwill by segment

The following table reflects the changes in carrying amounts of goodwill by segment for the nine months ended September 30, 2015:



(In thousands)	Harsco Metals & Minerals Segment			Harsco Industrial Segment		Harsco Rail Segment		Consolidated Totals
Balance at December 31, 2014	$	400,006		$	6,839	$	9,310	$	416,155
Changes to goodwill (a)	(493		)	—		3,489		2,996
Foreign currency translation	(12,813		)	—		—		(12,813		)
Balance at September 30, 2015	$	386,700		$	6,839	$	12,799	$	406,338

(a) Changes to goodwill in the Harsco Rail Segment relate to the acquisitions of Protran and JK Rail. See Note 4, Acquisitions. In addition, the change to goodwill in the Harsco Metals & Minerals Segment relates to the allocation of goodwill associated with the sale of the Company's Pakistan-based chromium operations.

Schedule of intangible assets by class

Intangible assets included in the captions, Other current assets and Intangible assets, net, on the Condensed Consolidated Balance Sheets consist of the following:



	September 30, 2015				December 31, 2014
(In thousands)	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Customer related	$	155,416	$	111,256	$	157,530	$	112,211
Non-compete agreements	1,097		1,047		1,107		1,039
Patents	5,912		5,474		6,079		5,399
Technology related	25,743		22,589		26,548		21,233
Trade names	8,308		4,077		7,745		3,733
Other	8,794		4,545		7,420		4,290
Total	$	205,270	$	148,988	$	206,429	$	147,905

Schedule of amortization expense

Amortization expense for intangible assets was as follows:



	Three Months Ended				Nine Months Ended
	September 30				September 30
(In thousands)	2015		2014		2015		2014
Amortization expense for intangible assets	$	2,286	$	2,398	$	6,602	$	7,544

Schedule of estimated amortization expense

The estimated amortization expense for the next five fiscal years based on current intangible assets is as follows:



(In thousands)	2015		2016		2017		2018		2019
Estimated amortization expense (b)	$	9,000	$	8,750	$	6,000	$	5,750	$	5,500

(b) These estimated amortization expense amounts do not reflect the potential effect of future foreign currency exchange fluctuations.