BUSINESS SEGMENTS (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) Segment	Sep. 30, 2016 USD ($)
Segment information
Number of segments \| Segment			2
Consolidated net sales	$ 52,161	$ 36,553	$ 138,314	$ 118,402
Segment operating income (loss)	(12,449)	(2,442)	(12,770)	(3,349)
Other income (expense), net	(436)	(157)	(965)	178
Interest expense	(367)	(265)	(1,203)	(826)
Interest income	0	0	2	2
LOSS BEFORE INCOME TAXES	(13,252)	(2,864)	(14,936)	(3,995)
Operating Segments
Segment information
Segment operating income (loss)	(10,163)	(276)	(5,405)	3,381
Segment depreciation and amortization	2,689	2,769	8,064	8,047
Segment Reconciling Items
Segment information
Unallocated corporate expenses	(1,543)	(1,614)	(5,240)	(5,057)
Stock-based compensation	(743)	(552)	(2,125)	(1,673)
NobelClad
Segment information
Consolidated net sales	16,841	16,915	54,145	68,374
NobelClad \| Operating Segments
Segment information
Segment operating income (loss)	(17,030)	701	(14,313)	6,340
Segment depreciation and amortization	932	1,006	2,927	3,000
DynaEnergetics
Segment information
Consolidated net sales	35,320	19,638	84,169	50,028
DynaEnergetics \| Operating Segments
Segment information
Segment operating income (loss)	6,867	(977)	8,908	(2,959)
Segment depreciation and amortization	$ 1,757	$ 1,763	$ 5,137	$ 5,047

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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