v3.23.2
REVENUE RECOGNITION - Receivables and deferred revenue (Details) - USD ($)
$ in Millions
Jun. 30, 2023
Dec. 31, 2022
Current assets    
Receivables related to contracts with customers $ 44.7 $ 92.3
Miscellaneous receivables 93.1 74.3
Receivables, net 137.8 166.6
Current liabilities    
Deferred revenue related to contracts with customers 381.0 398.8
Miscellaneous deferred income 4.3 3.9
Deferred revenues and income $ 385.3 $ 402.7