SEGMENT AND GEOGRAPHIC REGION INFORMATION - Segment Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Financial information of segments
SALES	$ 1,236,400,000	$ 1,428,100,000	$ 1,302,300,000
DEPRECIATION AND AMORTIZATION	43,300,000	38,500,000	34,200,000
OPERATING PROFIT	27,600,000	129,800,000	115,200,000
CAPITAL EXPENDITURES	41,000,000.0	51,900,000	41,900,000
Pension settlement charges	4,800,000	21,000,000.0	5,700,000
Restructuring charges	28,500,000
Loss on fair value measurement	12,400,000
Loss on fair value measurements	13,800,000	6,500,000	0
Loss on fair value measurements	1,400,000	6,500,000	0
Tradename - DatesWeiser
Financial information of segments
Loss on fair value measurements	1,400,000	6,500,000
Corporate
Financial information of segments
SALES	0	0	0
DEPRECIATION AND AMORTIZATION	300,000	500,000	600,000
OPERATING PROFIT	(37,700,000)	(24,600,000)	(24,300,000)
CAPITAL EXPENDITURES	1,100,000	1,100,000	900,000
Restructuring charges	7,400,000
Acquisition costs			1,300,000
Intersegment Eliminations
Financial information of segments
SALES	9,500,000	12,000,000.0	12,400,000
Office
Financial information of segments
SALES	775,700,000	873,800,000	797,100,000
Pension settlement charges		21,000,000.0	5,700,000
Restructuring charges	20,300,000	800,000	2,600,000
Office | Operating Segments
Financial information of segments
SALES	775,700,000	873,800,000	797,100,000
DEPRECIATION AND AMORTIZATION	27,100,000	23,900,000	20,700,000
OPERATING PROFIT	8,400,000	64,200,000	49,500,000
CAPITAL EXPENDITURES	28,600,000	36,100,000	32,700,000
Office | Intersegment Eliminations
Financial information of segments
SALES	500,000	2,100,000	1,600,000
Lifestyle
Financial information of segments
SALES	460,700,000	554,300,000	505,200,000
Restructuring charges	800,000
Lifestyle | Operating Segments
Financial information of segments
SALES	460,700,000	554,300,000	505,200,000
DEPRECIATION AND AMORTIZATION	15,900,000	14,100,000	12,900,000
OPERATING PROFIT	56,900,000	90,200,000	90,000,000.0
CAPITAL EXPENDITURES	11,300,000	14,700,000	8,300,000
Acquisition costs			600,000
Lifestyle | Intersegment Eliminations
Financial information of segments
SALES	$ 9,000,000.0	$ 9,900,000	$ 10,800,000