Quarterly report pursuant to Section 13 or 15(d)

RESTRUCTURING CHARGES (Details)

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RESTRUCTURING CHARGES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2021
Selling, General and Administrative Expenses      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges   $ 31.9  
Restructuring charges, net of tax   $ 24.3  
Restructuring Charges Incurred In 2020      
Restructuring Cost and Reserve [Line Items]      
Payments for restructuring $ 10.1   $ 14.1