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Commitments and Contingencies - Marshall Wildfire (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($) numberOfPlaintiffs complaint	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) numberOfPlaintiffs complaint	Sep. 30, 2024 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Estimated property losses caused by Marshall Wildfire	$ 2,000		$ 2,000
Number of complaints related to the Marshall Wildfire | complaint	307		307
Amount of insurance coverage	$ 500		$ 500
Number of plaintiffs related to the Marshall Wildfire | numberOfPlaintiffs	4,087		4,087
Insurance Settlements Receivable	$ 353		$ 353
Settlement Liabilities, Current	640		640
Marshall Wildfire litigation	$ 287	$ 0	$ 287	$ 0

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Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 450
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
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-Topic 280
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