STOCK OWNERSHIP AND BENEFIT PLANS - Schedule of Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Stock-based compensation expense [Line Items]
Stock-based compensation expense, net of income taxes	$ 2,400	$ 2,447	$ 2,672
Earnings per share impact - Basic:
Continuing operations (in dollars per share)	$ 0.17	$ 0.18	$ 0.19
Discontinued operations (in dollars per share)	0.00	0.00	0.10
Net income (in dollars per share)	0.17	0.18	0.29
Earnings per share impact - Diluted:
Continuing operations (in dollars per share)	0.17	0.18	0.19
Discontinued operations (in dollars per share)	0.00	0.00	0.01
Net income (in dollars per share)	$ 0.17	$ 0.18	$ 0.20
Continuing Operations [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	$ 2,400	$ 3,362	$ 3,588
Income tax benefit	0	(915)	(990)
Stock-based compensation expense, net of income taxes	2,400	2,447	2,598
Continuing Operations [Member] | Cost of products sold [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	235	243	309
Continuing Operations [Member] | General and administrative expenses [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	1,755	2,240	2,995
Continuing Operations [Member] | Selling and distribution expenses [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	336	343	284
Continuing Operations [Member] | Restructuring expense [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	74	0	0
Discontinued Operations [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes and discontinued operations	0	0	112
Income tax benefit	0	0	(38)
Stock-based compensation expense, net of income taxes	$ 0	$ 0	$ 74