Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Share-based Compensation - Restricted Stock Units Activity Under 2025 Employee Inducement Incentive Award Plan (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Other than options, Weighted Average Exercise Price
Share-based compensation expense	$ 1.9	$ 1.7	$ 3.8	$ 3.4
2025 Employment Inducement Incentive Award Plan
Other than options, Weighted Average Exercise Price
Weighted-average remaining requisite service period for which unrecognized compensation expense			34 months
Aggregate number of shares available for future grant	278,259		278,259
Weighted average remaining contractual life of options outstanding			8 years 9 months 18 days		9 years 3 months 18 days
RSU \| 2025 Employment Inducement Incentive Award Plan
Other than options, Number of Shares
Outstanding, beginning of period			672,141
Granted			990,566
Vested			(69,995)
Outstanding, ending of period	1,592,712		1,592,712		672,141
Other than options, Weighted Average Exercise Price
Outstanding, beginning of period			$ 0.65
Granted			0.89
Outstanding, ending of period	$ 0.78		$ 0.78		$ 0.65
Share-based compensation expense	$ 0.1		$ 0.1
Unrecognized compensation expense related to other than options	$ 1.0		$ 1.0
Weighted-average remaining requisite service period for which unrecognized compensation expense			36 months