Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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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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Amount of unrecognized tax benefits.

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Income Taxes - Narrative (Details) - USD ($)	3 Months Ended	9 Months Ended
Income Taxes - Narrative (Details) - USD ($)	Jun. 30, 2026	Sep. 30, 2026	Sep. 30, 2025
Income Tax Examination [Line Items]
Valuation allowance	$ 103,000,000
Unrecognized tax benefits		$ 0
U.K. \| Her Majesty's Revenue and Customs (HMRC)
Income Tax Examination [Line Items]
Statutory tax rate (in percent)		25.00%	25.00%