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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479907/805-20-50-5

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- Definition

This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

+ References

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-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
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-Paragraph 1
-Subparagraph (e)(1)
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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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-SubTopic 10
-Section 25
-Paragraph 23
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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-13

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Acquisitions - Narrative (Details) - USD ($) $ in Millions		12 Months Ended
Acquisitions - Narrative (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Mar. 01, 2024
Vistra Vision
Business Acquisition [Line Items]
Subsidiary, ownership percentage, noncontrolling owner	15.00%	15.00%
Fair value of noncontrolling interest in Energy Harbor				$ 749
Payments to acquire interest in subsidiaries and affiliates	$ 3,200
Energy Harbor
Business Acquisition [Line Items]
Fair value of noncontrolling interest in Energy Harbor				$ 811
Business combination, acquisition related costs		$ 25	$ 24
Energy Harbor \| Vistra Vision
Business Acquisition [Line Items]
Subsidiary, ownership percentage, noncontrolling owner				15.00%
Subsidiary, ownership percentage, parent				85.00%