REVENUE RECOGNITION - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2023	Jan. 01, 2023	Sep. 30, 2023
Concentration Risk [Line Items]
Net sales	$ 692.2	$ 713.3
Allowance for product returns	16.3		$ 12.8
Licensing
Concentration Risk [Line Items]
Net sales	4.5	5.4
HPC
Concentration Risk [Line Items]
Net sales	343.3	364.4
HPC | Licensing
Concentration Risk [Line Items]
Net sales	1.7	2.5
Black and Decker | HPC | Licensing
Concentration Risk [Line Items]
Net sales	$ 94.1	$ 86.7
Customer Concentration Risk | Two Customers | Net Sales
Concentration Risk [Line Items]
Concentration risk percentage	38.20%	36.20%
Product Concentration Risk | Revenue from Contract with Customer, Product and Service | Licensing
Concentration Risk [Line Items]
Concentration risk percentage	13.60%	12.20%