Principles of Consolidation (Details) - NuScale - Subsequent Event - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
Dec. 31, 2024	Oct. 04, 2024
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Gain from deconsolidation	$ 1,600
Number of shares retained after deconsolidation	126,000,000
Share price (in dollars per share)		$ 13.15

Deconsolidation, Revaluation of Retained Investment, Number of Shares Retained

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- Definition

Organization Consolidation And Presentation Of Financial Statements

+ References

No definition available.

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- Definition

Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 1B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481203/810-10-50-1B

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

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