Long Term Debt - Schedule of carrying values and fair values of debt instruments (Parenthical) (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Interest rate	4.50%
Convertible Senior Notes
Debt Instrument [Line Items]
Fair value of long-term debt	$ 672.1	$ 439.2

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details