v3.23.3
REVENUE RECOGNITION - Receivables and deferred revenue (Details) - USD ($)
$ in Millions
Sep. 30, 2023
Dec. 31, 2022
Current assets    
Receivables related to contracts with customers $ 54.4 $ 92.3
Miscellaneous receivables 79.8 74.3
Receivables, net 134.2 166.6
Current liabilities    
Deferred revenue related to contracts with customers 405.7 398.8
Miscellaneous deferred income 5.3 3.9
Deferred revenues and income $ 411.0 $ 402.7