ACQUISITIONS - Narrative (Details) $ in Millions	May 28, 2021 USD ($)	Oct. 26, 2020 USD ($)	Jan. 02, 2022 USD ($)	Sep. 30, 2021 USD ($)
Business Acquisition [Line Items]
Goodwill			$ 866.8	$ 867.2
Rejuvenate
Business Acquisition [Line Items]
Cash consideration	$ 301.5
Goodwill	$ 147.0
Rejuvenate | Customer relationships
Business Acquisition [Line Items]
Growth rate	0.04
Customer retention rate	0.05
Rejuvenate | Measurement Input, Royalty Rate | Valuation, Income Approach | Tradenames
Business Acquisition [Line Items]
Intangible asset, measurement input	0.12
Rejuvenate | Measurement Input, Royalty Rate | Valuation, Income Approach | Technology assets
Business Acquisition [Line Items]
Intangible asset, measurement input	0.03
Rejuvenate | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow | Tradenames
Business Acquisition [Line Items]
Intangible asset, measurement input	0.105
Rejuvenate | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow | Customer relationships
Business Acquisition [Line Items]
Intangible asset, measurement input	0.105
Rejuvenate | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow | Technology assets
Business Acquisition [Line Items]
Intangible asset, measurement input	0.105
Armitage
Business Acquisition [Line Items]
Cash consideration		$ 187.7
Goodwill		$ 90.7
Armitage | Measurement Input, Royalty Rate | Valuation, Income Approach | Good Boy
Business Acquisition [Line Items]
Intangible asset, measurement input		0.08
Armitage | Measurement Input, Royalty Rate | Valuation, Income Approach | Wildbird
Business Acquisition [Line Items]
Intangible asset, measurement input		0.03
Armitage | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow
Business Acquisition [Line Items]
Intangible asset, measurement input		0.11