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CONSOLIDATED FINANCIAL STATEMENT DETAILS - Cash and cash equivalents (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash and cash equivalents:      
Cash $ 198.4 $ 269.8  
Short-term deposits 154.0 148.3  
Total cash and cash equivalents $ 352.4 $ 418.1 $ 531.5