GOODWILL (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015
Changes to the carrying amount of goodwill
Goodwill balance at the beginning of the period	$ 32,762us-gaap_Goodwill
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(196)
Adjustment due to exchange rate differences	(3,427)us-gaap_GoodwillTranslationAdjustments
Goodwill balance at the end of the period	29,139us-gaap_Goodwill
NobelClad
Changes to the carrying amount of goodwill
Goodwill balance at the beginning of the period	19,418
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(71)
Adjustment due to exchange rate differences	(1,994)
Goodwill balance at the end of the period	17,353
DynaEnergetics
Changes to the carrying amount of goodwill
Goodwill balance at the beginning of the period	13,344
Adjustment due to recognition of tax benefit of tax amortization of certain goodwill	(125)
Adjustment due to exchange rate differences	(1,433)
Goodwill balance at the end of the period	$ 11,786

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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