Loss Contingency, Number Of People Killed

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Loss Contingency, Number Of Subsidiaries With Tax Assessment

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

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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.

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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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Amount of purchase arrangement to be paid in fourth and fifth fiscal years 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) $ in Thousands		1 Months Ended				12 Months Ended
	Dec. 30, 2021 lawsuit People	Jun. 30, 2023 USD ($)	Jun. 30, 2021 USD ($) subsidiary	Dec. 31, 2020 USD ($)	Feb. 28, 2017 USD ($) lawsuit	Dec. 31, 2023 USD ($) patent lawsuit	Dec. 31, 2022 USD ($)
Commitments and Contingencies
Estimate of possible loss						$ 84,000	$ 88,000
Number of patents allegedly infringed \| patent						1
Number of people killed in fire \| People	2
Purchase obligations maturities
Total purchase commitments						$ 1,000,000
2024						403,000
2025 through 2026						378,000
2027 through 2028						78,000
2029 and thereafter						127,000
Penalties For Violation Of Washington Regulations And Laws Filed By Staff Of W U T C
Commitments and Contingencies
Loss contingency, damages sought, value				$ 7,000
Penalties Sought By Washington Attorneys General Office
Commitments and Contingencies
Loss contingency, damages sought, value				$ 27,000
Penalties Sought For Violation Of Regulations And Laws Of W U T C
Commitments and Contingencies
Loss contingency, damages awarded, value		$ 1,000
Unfavorable regulatory action
Commitments and Contingencies
Estimate of possible loss						$ 300
Missouri Municipalities \| Judicial ruling
Commitments and Contingencies
Number of patents allegedly infringed \| lawsuit					1
Litigation settlement amount					$ 4,000
Peruvian Tax Litigation \| Pending litigation
Commitments and Contingencies
Number of subsidiaries issues with tax assessment \| subsidiary			1,000,000
Columbia and Joplin Municipalities \| Judicial ruling
Commitments and Contingencies
Litigation settlement amount			$ 55,000
Marshall Fire Litigation \| Pending litigation
Commitments and Contingencies
Number of lawsuits filed \| lawsuit	300
Number of pending claims \| lawsuit						3
Marshall Fire Litigation \| Pending litigation \| Minimum
Commitments and Contingencies
Estimate of possible loss						$ 2,000,000