SELECTED QUARTERLY FINANCIAL DATA - Consolidated Statements of Operations (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended						3 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2014	Jun. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2014
NET SALES	$ 51,886	$ 51,911	$ 46,769	$ 49,339	$ 52,331	$ 55,554	$ 44,836	$ 98,680	$ 100,390	$ 150,566	$ 152,720	$ 202,561		$ 202,060		$ 192,737
COST OF PRODUCTS SOLD	36,803	36,013	32,055	36,495	36,229	39,155	32,047	68,067	71,203	104,871	107,431	141,142		143,926		135,085
Gross profit	15,083	15,898	14,714	12,844	16,102	16,399	12,789	30,613	29,187	45,695	45,289	61,419		58,134		57,652
COSTS AND EXPENSES:
General and administrative expenses	5,463	5,771	5,792	5,980	5,672	5,006	8,014	11,564	13,019	17,027	18,694	23,766		24,672		18,489
Selling and distribution expenses	4,639	4,733	4,223	4,138	3,658	4,310	4,030	8,956	8,340	13,596	11,997	18,104		16,136		16,954
Amortization of purchased intangible assets	1,575	1,617	1,616	1,614	1,581	1,568	1,585	3,232	3,153	4,808	4,734	6,103		6,348		6,210
Restructuring and impairment charges				0								6,781		0		0
Total costs and expenses	11,677	12,121	11,631	11,732	10,911	10,884	13,629	23,752	24,512	35,431	35,425	54,754		47,156		41,653
Segment operating income	3,406	3,777	3,083	1,112	5,191	5,515	(840)	6,861	4,675	10,264	9,864	6,665		10,978		15,999
OTHER INCOME (EXPENSE):
Other income (expense), net	472	332	(435)	(157)	(247)	(420)	296	(103)	(124)	369	(371)	(313)		(528)		(32)
Interest expense	(137)	(174)	(109)	(164)	(129)	(183)	(172)	(283)	(355)	(420)	(484)	(551)		(648)		(832)
Interest income	1	1	5	2	1	1	3	5	4	6	5	38		7		13
INCOME BEFORE INCOME TAXES, DISCONTINUED OPERATIONS AND NON-CONTROLLING INTEREST	3,742	3,936	2,544	793	4,816	4,913	(713)	6,480	4,200	10,219	9,014	5,839		9,809		15,148
INCOME TAX PROVISION	1,420	1,839	741	698	1,838	2,141	(941)	2,580	1,201	4,000	3,039	3,913		3,736		5,316
INCOME FROM CONTINUING OPERATIONS	2,322	2,097	1,803	95	2,978	2,772	228	3,900	2,999	6,219	5,975	1,926		6,073		9,832
DISCONTINUED OPERATIONS:
Income (loss) from operations of discontinued operations, net of tax	20	219	(316)	6	255	310	(93)	(97)	217	(77)	473	(77)		478		943
Gain on sale of discontinued operations, net of tax				0								718		0		0
Income from discontinued operations				6								641		478		943
Net income including non-controlling interest	2,342	2,316	1,487	101	3,233	3,082	135	3,803	3,216	6,142	6,448	2,567	[1]	6,551	[1]	10,775	[1]
Less: Net income (loss) attributable to non-controlling interest	0	0	0		49	15	28	0	43	0	92	0		92		(2)
NET INCOME ATTRIBUTABLE TO DYNAMIC MATERIALS CORPORATION	2,342	2,316	1,487		3,184	3,067	107	3,803	3,173	6,142	6,356	2,567		6,459		10,777
INCOME (LOSS) PER SHARE - BASIC:
Continuing operations (in dollars per share)	$ 0.17	$ 0.15	$ 0.13	$ 0.01	$ 0.21	$ 0.20	$ 0.02	$ 0.28	$ 0.21	$ 0.45	$ 0.43	$ 0.13		$ 0.44		$ 0.73
Discontinued operations (in dollars per share)	$ 0.00	$ 0.02	$ (0.02)	$ 0.00	$ 0.02	$ 0.02	$ (0.01)	$ (0.01)	$ 0.02	$ (0.01)	$ 0.03	$ 0.05		$ 0.03		$ 0.07
Net income (in dollars per share)	$ 0.17	$ 0.17	$ 0.11	$ 0.01	$ 0.23	$ 0.22	$ 0.01	$ 0.27	$ 0.23	$ 0.44	$ 0.46	$ 0.18		$ 0.47		$ 0.80
INCOME (LOSS) PER SHARE - DILUTED:
Continuing operations (in dollars per share)	$ 0.17	$ 0.15	$ 0.13	$ 0.01	$ 0.21	$ 0.20	$ 0.02	$ 0.28	$ 0.21	$ 0.45	$ 0.43	$ 0.13		$ 0.44		$ 0.73
Discontinued operations (in dollars per share)	$ 0.00	$ 0.02	$ (0.02)	$ 0.00	$ 0.02	$ 0.02	$ (0.01)	$ (0.01)	$ 0.02	$ (0.01)	$ 0.03	$ 0.05		$ 0.03		$ 0.07
Net income (in dollars per share)	$ 0.17	$ 0.17	$ 0.11	$ 0.01	$ 0.23	$ 0.22	$ 0.01	$ 0.27	$ 0.23	$ 0.44	$ 0.46	$ 0.18		$ 0.47		$ 0.80
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING:
Basic (in shares)	13,688,649	13,672,457	13,644,239	13,543,007	13,540,394	13,526,623	13,509,792	13,668,223	13,523,028	13,676,730	13,528,880	13,687,485		13,533,566		13,264,636
Diluted (in shares)	13,690,174	13,677,911	13,649,953	13,549,288	13,544,665	13,530,588	13,513,797	13,673,807	13,527,011	13,681,790	13,532,973	13,689,707		13,537,525		13,268,713
DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.04	$ 0.04000	$ 0.04000	$ 0.04000	$ 0.04	$ 0.04000	$ 0.04000	$ 0.08000	$ 0.08000	$ 0.12	$ 0.12	$ 0.16		$ 0.16		$ 0.16
As Reported
NET SALES	51,886	51,911	46,769	49,339	52,331	55,554	44,836	98,680	100,390	150,566	152,720			202,060		192,737		51,995
COST OF PRODUCTS SOLD	36,803	36,067	32,203	36,495	36,229	39,155	32,047	68,269	71,203	105,073	107,431			143,926		135,085		36,271
Gross profit	15,083	15,844	14,566	12,844	16,102	16,399	12,789	30,411	29,187	45,493	45,289			58,134		57,652		15,724
COSTS AND EXPENSES:
General and administrative expenses	5,503	5,813	5,542	5,980	5,672	5,006	8,014	11,356	13,019	16,858	18,694			24,672		18,489		6,740
Selling and distribution expenses	4,639	4,733	4,223	4,138	3,658	4,310	4,030	8,956	8,340	13,596	11,997			16,136		16,954		4,509
Amortization of purchased intangible assets	1,575	1,617	1,616	1,614	1,581	1,568	1,585	3,232	3,153	4,808	4,734			6,348		6,210		1,295
Restructuring and impairment charges				0														6,781
Total costs and expenses	11,717	12,163	11,381	11,732	10,911	10,884	13,629	23,544	24,512	35,262	35,425			47,156		41,653		19,325
Segment operating income	3,366	3,681	3,185	1,112	5,191	5,515	(840)	6,867	4,675	10,231	9,864			10,978		15,999		(3,601)
OTHER INCOME (EXPENSE):
Other income (expense), net	472	332	(435)	(157)	(247)	(420)	296	(103)	(124)	369	(371)			(528)		(32)		(682)
Interest expense	(137)	(174)	(109)	(164)	(129)	(183)	(172)	(283)	(355)	(420)	(484)			(648)		(832)		(132)
Interest income	1	1	5	2	1	1	3	5	4	6	5			7		13		32
INCOME BEFORE INCOME TAXES, DISCONTINUED OPERATIONS AND NON-CONTROLLING INTEREST	3,702	3,840	2,646	793	4,816	4,913	(713)	6,486	4,200	10,186	9,014			9,809		15,148		(4,383)
INCOME TAX PROVISION	1,224	1,172	692	522	1,460	1,768	(1,049)	1,864	719	3,088	2,179			2,700		4,397		(87)
INCOME FROM CONTINUING OPERATIONS	2,478	2,668	1,954	271	3,356	3,145	336	4,622	3,481	7,098	6,835			7,109		10,751		(4,296)
DISCONTINUED OPERATIONS:
Income (loss) from operations of discontinued operations, net of tax	20	219	(316)	6	255	310	(93)	(97)	217	(77)	473			478		943		0
Gain on sale of discontinued operations, net of tax				0														718
Income from discontinued operations				6														718
Net income including non-controlling interest	2,498	2,887	1,638	277	3,611	3,455	243	4,525	3,698	7,021	7,308			7,587		11,694		(3,578)
Less: Net income (loss) attributable to non-controlling interest	0	0	0		49	15	28	0	43	0	92			92		(2)
NET INCOME ATTRIBUTABLE TO DYNAMIC MATERIALS CORPORATION	2,498	2,887	1,638		3,562	3,440	215	4,525	3,655	7,021	7,216			7,495		11,696
INCOME (LOSS) PER SHARE - BASIC:
Continuing operations (in dollars per share)	$ 0.18	$ 0.19	$ 0.14	$ 0.02	$ 0.24	$ 0.23	$ 0.03	$ 0.33	$ 0.25	$ 0.51	$ 0.49			$ 0.52		$ 0.80		$ (0.32)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.02	$ (0.02)	$ 0.00	$ 0.02	$ 0.02	$ (0.01)	$ (0.01)	$ 0.02	$ (0.01)	$ 0.03			$ 0.03		$ 0.07		$ 0.05
Net income (in dollars per share)	$ 0.18	$ 0.21	$ 0.12	$ 0.02	$ 0.26	$ 0.25	$ 0.02	$ 0.32	$ 0.27	$ 0.50	$ 0.52			$ 0.55		$ 0.87		$ (0.27)
INCOME (LOSS) PER SHARE - DILUTED:
Continuing operations (in dollars per share)	$ 0.18	$ 0.19	$ 0.14	$ 0.02	$ 0.24	$ 0.23	$ 0.03	$ 0.33	$ 0.25	$ 0.51	$ 0.49			$ 0.51		$ 0.80		$ (0.32)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.02	$ (0.02)	$ 0.00	$ 0.02	$ 0.02	$ (0.01)	$ (0.01)	$ 0.02	$ (0.01)	$ 0.03			$ 0.03		$ 0.07		$ 0.05
Net income (in dollars per share)	$ 0.18	$ 0.21	$ 0.12	$ 0.02	$ 0.26	$ 0.25	$ 0.02	$ 0.32	$ 0.27	$ 0.50	$ 0.52			$ 0.54		$ 0.87		$ (0.27)
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING:
Basic (in shares)	13,688,649	13,672,457	13,644,239	13,543,007	13,540,394	13,526,623	13,509,792	13,668,223	13,523,028	13,676,730	13,528,880			13,533,566		13,264,636		13,696,399
Diluted (in shares)	13,690,174	13,677,911	13,649,953	13,549,288	13,544,665	13,530,588	13,513,797	13,673,807	13,527,011	13,681,790	13,532,973			13,537,525		13,268,713		13,697,821
DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.04	$ 0.04	$ 0.04	$ 0.04	$ 0.04	$ 0.04	$ 0.04	$ 0.08	$ 0.08	$ 0.12	$ 0.12			$ 0.16		$ 0.16		$ 0.04
Adjustments
NET SALES	0	0	0	0	0	0	0	0	0	0	0			0		0
COST OF PRODUCTS SOLD	0	(54)	(148)	0	0	0	0	(202)	0	(202)	0			0		0
Gross profit	0	54	148	0	0	0	0	202	0	202	0			0		0
COSTS AND EXPENSES:
General and administrative expenses	(40)	(42)	250	0	0	0	0	208	0	169	0			0		0
Selling and distribution expenses	0	0	0	0	0	0	0	0	0	0	0			0		0
Amortization of purchased intangible assets	0	0	0	0	0	0	0	0	0	0	0			0		0
Restructuring and impairment charges				0
Total costs and expenses	(40)	(42)	250	0	0	0	0	208	0	169	0			0		0
Segment operating income	40	96	(102)	0	0	0	0	(6)	0	33	0			0		0
OTHER INCOME (EXPENSE):
Other income (expense), net	0	0	0	0	0	0	0	0	0	0	0			0		0
Interest expense	0	0	0	0	0	0	0	0	0	0	0			0		0
Interest income	0	0	0	0	0	0	0	0	0	0	0			0		0
INCOME BEFORE INCOME TAXES, DISCONTINUED OPERATIONS AND NON-CONTROLLING INTEREST	40	96	(102)	0	0	0	0	(6)	0	33	0			0		0
INCOME TAX PROVISION	196	667	49	176	378	373	108	716	482	912	860			1,036		919
INCOME FROM CONTINUING OPERATIONS	(156)	(571)	(151)	(176)	(378)	(373)	(108)	(722)	(482)	(879)	(860)			(1,036)		(919)
DISCONTINUED OPERATIONS:
Income (loss) from operations of discontinued operations, net of tax	0	0	0	0	0	0	0	0	0	0	0			0		0
Gain on sale of discontinued operations, net of tax				0
Income from discontinued operations				0
Net income including non-controlling interest	(156)	(571)	(151)	(176)	(378)	(373)	(108)	(722)	(482)	(879)	(860)			(1,036)		(919)
Less: Net income (loss) attributable to non-controlling interest	0	0	0		0	0	0	0	0	0	0			0		0
NET INCOME ATTRIBUTABLE TO DYNAMIC MATERIALS CORPORATION	$ (156)	$ (571)	$ (151)		$ (378)	$ (373)	$ (108)	$ (722)	$ (482)	$ (879)	$ (860)			$ (1,036)		$ (919)
INCOME (LOSS) PER SHARE - BASIC:
Continuing operations (in dollars per share)	$ (0.01)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.03)	$ (0.03)	$ (0.01)	$ (0.05)	$ (0.04)	$ (0.06)	$ (0.06)			$ (0.08)		$ (0.07)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00			$ 0.00		$ 0.00
Net income (in dollars per share)	$ (0.01)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.03)	$ (0.03)	$ (0.01)	$ (0.05)	$ (0.04)	$ (0.06)	$ (0.06)			$ (0.08)		$ (0.07)
INCOME (LOSS) PER SHARE - DILUTED:
Continuing operations (in dollars per share)	$ (0.01)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.03)	$ (0.03)	$ (0.01)	$ (0.05)	$ (0.04)	$ (0.06)	$ (0.06)			$ (0.07)		$ (0.07)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00	$ 0.00			$ 0.00		$ 0.00
Net income (in dollars per share)	$ (0.01)	$ (0.04)	$ (0.01)	$ (0.01)	$ (0.03)	$ (0.03)	$ (0.01)	$ (0.05)	$ (0.04)	$ (0.06)	$ (0.06)			$ (0.07)		$ (0.07)
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING:
Basic (in shares)	0	0	0	0	0	0	0	0	0	0	0			0		0
Diluted (in shares)	0	0	0	0	0	0	0	0	0	0	0			0		0
DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0			$ 0		$ 0

[1] Restated