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Commitments, Contingencies and Guarantees: Transmission Service Agreements (Details)	Jan. 01, 2022 MW
Colorado Electric | Tri-State Generation and Transmission Association
Unrecorded Unconditional Purchase Obligation [Line Items]
Number of Megawatts Sold Under Long-Term Contract	58
South Dakota Electric | Purchase Power Contract, MEAN
Unrecorded Unconditional Purchase Obligation [Line Items]
Number of Megawatts Sold Under Long-Term Contract	20

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- Definition

Number of Megawatts Sold Under Long-Term Contract

+ References

No definition available.

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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.

+ References

No definition available.

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