Condensed Consolidated Statements of Operations and Comprehensive Loss (unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Other comprehensive income (loss), tax	$ 0.0	$ 0.0	$ 0.0	$ 0.0

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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+ Details