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Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2025

Segment Reporting

Schedule of summarizes the expense categories Segment Reporting

		Three Months Ended								Nine Months Ended
		September 30,								September 30,
		2025				2024				2025				2024
Revenue		$	—			$	—			$	—			$	—
General and administrative			3.2				1.7				9.2				5.6
Research and development
INL project			0.8				0.4				2.4				1.1
Romania feasibility study			—				—				—				0.1
Centrus Energy FEED study			—				0.1				—				0.3
Allocated employee compensation and stock-based compensation			0.9				0.5				2.3				1.2
Other outside R&D expenses			0.3				0.3				0.6				0.5
Total research and development		$	2.0			$	1.3			$	5.3			$	3.2
Other segments items(1)			(1.1	)			(0.3	)			(2.1	)			(1.0	)
Net loss		$	(4.1	)		$	(2.7	)		$	(12.4	)		$	(7.8	)

X

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-25

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

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X

- References

No definition available.

+ Details

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