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Amount awarded to other party in judgment or settlement of litigation.

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Amount of damages awarded to the plaintiff in the legal matter.

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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The total number of new claims filed pertaining to a loss contingency during the period.

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Number of another entity's patents that the entity has allegedly infringed.

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Number of pending claims pertaining to a loss contingency.

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Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations.

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Amount of purchase arrangement to be paid after fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Commitments, Contingencies and Other Items - Additional Information (Details)		1 Months Ended				12 Months Ended
	Dec. 30, 2021 lawsuit People	Sep. 30, 2024 USD ($)	Jun. 30, 2021 USD ($) lawsuit	Dec. 31, 2020 USD ($)	Feb. 28, 2017 USD ($) lawsuit	Dec. 31, 2024 USD ($) lawsuit patent	Dec. 31, 2023 USD ($)
Commitments and Contingencies
Estimate of possible loss						$ 78,000,000	$ 84,000,000
Number of people killed in fire \| People	2
Number of patents allegedly infringed \| patent						1
Purchase obligations maturities
Total purchase commitments						$ 2,400,000,000
2025						795,000,000
2026 through 2027						1,200,000,000
2028 through 2029						256,000,000
2030 and thereafter						164,000,000
Penalties for Violation of Washington Regulations and Laws Filed by Staff of WUTC
Commitments and Contingencies
Loss contingency, damages sought, value				$ 7,000,000
Penalties Sought by Washington Attorneys General Office
Commitments and Contingencies
Loss contingency, damages sought, value				27,000,000
Penalties Imposed by WUTC
Commitments and Contingencies
Loss contingency, damages awarded, value				$ 1,000,000
Unfavorable regulatory action
Commitments and Contingencies
Estimate of possible loss						$ 300,000
Missouri Municipalities \| Judicial ruling
Commitments and Contingencies
Number of pending claims \| lawsuit					1
Litigation settlement amount					$ 4,000,000
Peruvian Tax Litigation \| Pending litigation
Commitments and Contingencies
Number of pending claims \| lawsuit			1
Columbia and Joplin Municipalities \| Judicial ruling
Commitments and Contingencies
Litigation settlement amount			$ 55,000,000
Marshall Fire Litigation \| Pending litigation
Commitments and Contingencies
Number of pending claims \| lawsuit						3
Number of lawsuits filed \| lawsuit	300
Marshall Fire Litigation \| Pending litigation \| Minimum
Commitments and Contingencies
Estimate of possible loss						$ 2,000,000,000
FCPA Litigation \| Judicial ruling \| Statutory Damages
Commitments and Contingencies
Litigation settlement amount		$ 500
FCPA Litigation \| Judicial ruling \| Punitive Damages
Commitments and Contingencies
Litigation settlement amount		$ 2,000