Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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- Definition

Amount of (increase) decrease to an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from the subsequent recognition of deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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- Definition

Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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SIGNIFICANT ACCOUNTING POLICIES - Goodwill (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013
Changes to the carrying amount of goodwill
Goodwill balance	$ 37,970us-gaap_Goodwill	$ 37,431us-gaap_Goodwill	$ 34,382us-gaap_Goodwill	$ 37,161us-gaap_Goodwill	$ 37,689us-gaap_Goodwill	$ 37,553us-gaap_Goodwill	$ 36,447us-gaap_Goodwill	$ 36,125us-gaap_Goodwill
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(865)	(951)
Adjustment due to exchange rate differences	(4,343)us-gaap_GoodwillTranslationAdjustments	1,490us-gaap_GoodwillTranslationAdjustments
Goodwill balance	32,762us-gaap_Goodwill	37,970us-gaap_Goodwill	34,382us-gaap_Goodwill	37,161us-gaap_Goodwill	37,689us-gaap_Goodwill	37,553us-gaap_Goodwill	36,447us-gaap_Goodwill	36,125us-gaap_Goodwill
NobelClad [Member]
Changes to the carrying amount of goodwill
Goodwill balance	22,238	21,734
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(318)	(353)
Adjustment due to exchange rate differences	(2,502)	857
Goodwill balance	19,418	22,238
DynaEnergetics [Member]
Changes to the carrying amount of goodwill
Goodwill balance	15,732	15,697
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(547)	(598)
Adjustment due to exchange rate differences	(1,841)	633
Goodwill balance	$ 13,344	$ 15,732