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Financing Arrangements - Schedule of Interest Expense (Details) - Convertible Notes - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Debt Instrument [Line Items]        
Contractual interest expense $ 0.2 $ 0.2 $ 0.6 $ 0.7
Amortization of debt issuance costs 0.0 0.0 0.0 0.1
Total $ 0.2 $ 0.2 $ 0.6 $ 0.8