CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
NET SALES	$ 44,741	$ 51,911	$ 85,560	$ 98,680
COST OF PRODUCTS SOLD	32,156	36,013	62,272	68,067
Gross profit	12,585	15,898	23,288	30,613
COSTS AND EXPENSES:
General and administrative expenses	5,561	5,771	11,599	11,564
Selling and distribution expenses	4,958	4,733	9,836	8,956
Amortization of purchased intangible assets	1,013	1,617	2,030	3,232
Restructuring expenses	1,116	0	3,112	0
Total costs and expenses	12,648	12,121	26,577	23,752
INCOME (LOSS) FROM OPERATIONS	(63)	3,777	(3,289)	6,861
OTHER INCOME (EXPENSE):
Other income (expense), net	40	332	1,164	(103)
Interest expense	(263)	(174)	(445)	(283)
Interest income	1	1	4	5
INCOME (LOSS) BEFORE INCOME TAXES AND DISCONTINUED OPERATIONS	(285)	3,936	(2,566)	6,480
INCOME TAX PROVISION	1,034	1,839	1,130	2,580
INCOME (LOSS) FROM CONTINUING OPERATIONS	(1,319)	2,097	(3,696)	3,900
DISCONTINUED OPERATIONS:
Income (loss) from operations of discontinued operations, net of tax	0	219	0	(97)
NET INCOME (LOSS)	$ (1,319)	$ 2,316	$ (3,696)	$ 3,803
INCOME (LOSS) PER SHARE - BASIC:
Continuing operations (in dollars per share)	$ (0.10)	$ 0.15	$ (0.27)	$ 0.28
Discontinued operations (in dollars per share)	0.00	0.02	0.00	(0.01)
Net income (loss) (in dollars per share)	(0.10)	0.17	(0.27)	0.27
INCOME (LOSS) PER SHARE - DILUTED:
Continuing operations (in dollars per share)	(0.10)	0.15	(0.27)	0.28
Discontinued operations (in dollars per share)	0.00	0.02	0.00	(0.01)
Net income (loss) (in dollars per share)	$ (0.10)	$ 0.17	$ (0.27)	$ 0.27
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING:
Basic (in shares)	13,906,993	13,672,457	13,900,499	13,668,223
Diluted (in shares)	13,906,993	13,677,911	13,900,499	13,673,807
DIVIDENDS DECLARED PER COMMON SHARE (in dollars per share)	$ 0.04	$ 0.04	$ 0.08	$ 0.08