Restructuring Activity (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		6 Months Ended
Restructuring Activity (Details) - USD ($) $ in Millions	Sep. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Restructuring Cost and Reserve [Line Items]
Reduction in workforce (as a percent)	15.00%
Restructuring charges (income)		$ 1.6	$ 1.0	$ 2.7	$ 1.0
Restructuring accrual		0.0		0.0		$ 4.4
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges (income)			7.4		7.4
Stock Compensation And Bonus Expense
Restructuring Cost and Reserve [Line Items]
Restructuring charges (income)			6.4		6.4
Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges (income)		1.3	0.4	2.1	0.4
Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges (income)		$ 0.3	$ 0.6	$ 0.6	$ 0.6

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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- Definition

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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