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EQUITY INVESTMENTS - Summary of Significant Unobservable Inputs used in Level 3 Valuation (Details) - Wella Business
$ in Millions
Dec. 31, 2021
USD ($)
Jun. 30, 2021
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair value $ 1,175.0 $ 1,260.0
Fair Value, Inputs, Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair value $ 1,175.0  
Fair Value, Inputs, Level 3 | Discounted cash flows | Discount rate    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 0.1125  
Fair Value, Inputs, Level 3 | Discounted cash flows | Growth rate | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 0.015  
Fair Value, Inputs, Level 3 | Discounted cash flows | Growth rate | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 0.042  
Fair Value, Inputs, Level 3 | Market multiple | Revenue multiple    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 2.0  
Fair Value, Inputs, Level 3 | Market multiple | EBITDA multiple | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 12.0  
Fair Value, Inputs, Level 3 | Market multiple | EBITDA multiple | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable input percentage 19.0