STOCK OWNERSHIP AND BENEFIT PLANS - Schedule of Stock-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes	$ 894
Stock-based compensation expense, net of income taxes		2,692	2,411	3,579
Earnings per share impact - Basic:
Continuing operations (in dollars per share)		$ 0.19	$ 0.18	$ 0.27
Discontinued operations (in dollars per share)		$ 0.01	$ 0.00	$ 0.00
Net income (in dollars per share)		$ 0.20	$ 0.18	$ 0.27
Earnings per share impact - Diluted:
Continuing operations (in dollars per share)		$ 0.19	$ 0.18	$ 0.27
Discontinued operations (in dollars per share)		$ 0.01	$ 0.00	$ 0.00
Net income (in dollars per share)		$ 0.20	$ 0.18	$ 0.27
Continuing Operations [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes		3,588	3,401	4,443
Income tax benefit		(970)	(990)	(864)
Stock-based compensation expense, net of income taxes		2,618	2,411	3,579
Continuing Operations [Member] | Cost of products sold [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes		309	304	324
Continuing Operations [Member] | General and administrative expenses [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes		2,995	2,913	3,018
Continuing Operations [Member] | Selling and distribution expenses [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes		284	184	1,101
Discontinued Operations [Member]
Stock-based compensation expense [Line Items]
Stock-based compensation expense before income taxes		112	0	0
Income tax benefit		(38)	0	0
Stock-based compensation expense, net of income taxes		$ 74	$ 0	$ 0