Commitment, Contingencies And Guarantees - Additional Information (Details) $ in Millions |
Feb. 18, 2026
MW
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Jun. 30, 2026
USD ($)
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Dec. 31, 2025
USD ($)
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|---|---|---|---|
| Loss Contingencies [Line Items] | |||
| Accrued liabilities | $ 269.2 | $ 322.6 | |
| Black Hills Energy - Colorado Electric | |||
| Loss Contingencies [Line Items] | |||
| Agreement after construction completion expiration period | 15 years | ||
| Black Hills Energy - Colorado Electric | Settled Litigation [Member] | |||
| Loss Contingencies [Line Items] | |||
| Accrued liabilities | 20.0 | ||
| Insurance recovery receivable | $ 20.0 | ||
| Solar | Honors Energy, LLC | Black Hills Energy - Colorado Electric | |||
| Loss Contingencies [Line Items] | |||
| Number of megawatts capacity purchased | MW | 200 |
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- Definition Agreement after construction completion expiration period. No definition available.
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- Definition Number of Megawatts being purchased under capacity and energy contract. No definition available.
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- Definition Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition 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/2009/role/commonPracticeRef
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- Definition Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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