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SIGNIFICANT ACCOUNTING POLICIES - Valuation Allowance and Reserves (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Accounts Receivable and Allowance for Doubtful Accounts      
Allowance for doubtful accounts, returns and credits $ 59.0 $ 19.0 $ 16.0
Activity in the allowance for doubtful accounts      
Beginning balance 52.8 68.4 38.8
Bad debt expense (a) 38.1 15.0 57.7
Write-offs (21.1) (27.4) (31.6)
Other (b) 2.1 (3.2) (0.8)
Ending balance (c) 71.9 52.8 68.4
Accounting Standards Update 2016-13 | Adjustment.      
Activity in the allowance for doubtful accounts      
Beginning balance   $ 4.3  
Ending balance (c) $ 0.0   $ 4.3