RESTRUCTURING CHARGES - Additional Information (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 1,300,000	$ 500,000
Payments for restructuring	1,700,000
Restructuring reserve within accrued expenses and other	11,500,000		$ 11,800,000
Accrued Expenses and Other [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve within accrued expenses and other	11,500,000		11,800,000
Efficiency Program [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	1,300,000
Expected restructuring and related charges	11,800,000
Restructuring and related charges to date	10,800,000		9,500,000
Expected cash payments	12,000,000
Expected cash payments, capital expenditures	200,000
Payments for restructuring	600,000		2,800,000
Remaining expected restructuring costs	7,500,000
Efficiency Program [Member] | Consumer Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	600,000
Expected restructuring and related charges	7,000,000
Restructuring and related charges to date	6,600,000
Efficiency Program [Member] | Professional [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	600,000
Expected restructuring and related charges	4,400,000
Restructuring and related charges to date	3,800,000
December 2013 Program [Member]
Restructuring Cost and Reserve [Line Items]
Expected cash payments	$ 17,000,000
Payments for restructuring			$ 0	$ 15,500,000	$ 100,000