Share-Based Payments - Summary of Share-Based Payments Expenses (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	$ 5.0	$ 0.5	$ 10.9	$ 3.5
Income Statement Location [Axis]: us-gaap:GeneralAndAdministrativeExpense \| SO
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	0.7	0.3	2.6	1.9
Income Statement Location [Axis]: us-gaap:GeneralAndAdministrativeExpense \| RSUs
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	2.7	(0.2)	4.0	0.0
Income Statement Location [Axis]: us-gaap:ResearchAndDevelopmentExpense \| SO
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	0.7	0.3	2.0	1.0
Income Statement Location [Axis]: us-gaap:ResearchAndDevelopmentExpense \| RSUs
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	0.5	0.2	1.5	0.6
Income Statement Location [Axis]: us-gaap:SellingAndMarketingExpense \| SO
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	0.3	0.0	0.5	0.0
Income Statement Location [Axis]: us-gaap:SellingAndMarketingExpense \| RSUs
Share-Based Payments [Line iteam]
Share-based payment arrangement, expense	$ 0.1	$ 0.0	$ 0.2	$ 0.0