Commitment, Contingencies And Guarantees	6 Months Ended
Jun. 30, 2026
Commitments and Contingencies Disclosure [Abstract]
Commitments, Contingencies and Guarantees	(3) Commitments, Contingencies, and Guarantees Deborah Ferrari et al. v. Colorado Electric, Case No. 2024CV31889 (District Court for the City and County of Denver, Colorado) During the year ended December 31, 2025, Colorado Electric settled a legal matter involving an auto accident. As part of the settlement, Colorado Electric recognized a legal liability of $20 million, which was paid in the first quarter of 2026. In connection with this matter, Colorado Electric also recognized a loss recovery receivable of $20 million under its insurance coverage, which was received in the first quarter of 2026. We do not expect additional material losses related to this matter. Power Purchase Agreement for Clean Energy Plan On February 18, 2026, Colorado Electric executed a PPA with Honors Energy, LLC to purchase up to 200 MW of solar energy upon construction of a new renewable generation facility, which is expected to be completed by mid-2029. The agreement will expire 15 years after construction completion. The solar energy from this PPA will be used to support Colorado Electric's Clean Energy Plan.

Commitment, Contingencies And Guarantees

6 Months Ended

Jun. 30, 2026

Commitments and Contingencies Disclosure [Abstract]

Commitments, Contingencies and Guarantees

(3)

Commitments, Contingencies, and Guarantees

Deborah Ferrari et al. v. Colorado Electric, Case No. 2024CV31889 (District Court for the City and County of Denver, Colorado)

During the year ended December 31, 2025, Colorado Electric settled a legal matter involving an auto accident. As part of the settlement, Colorado Electric recognized a legal liability of $20 million, which was paid in the first quarter of 2026. In connection with this matter, Colorado Electric also recognized a loss recovery receivable of $20 million under its insurance coverage, which was received in the first quarter of 2026. We do not expect additional material losses related to this matter.

Power Purchase Agreement for Clean Energy Plan

On February 18, 2026, Colorado Electric executed a PPA with Honors Energy, LLC to purchase up to 200 MW of solar energy upon construction of a new renewable generation facility, which is expected to be completed by mid-2029. The agreement will expire 15 years after construction completion. The solar energy from this PPA will be used to support Colorado Electric's Clean Energy Plan.