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v3.25.4

Rate and Regulatory Matters (Regulatory Framework-Federal) (Details) | 12 Months Ended
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Dec. 31, 2025
Midwest Independent Transmission System Operator, Inc |
Public Utilities, General Disclosures [Line Items] |
Incentive adder to FERC allowed base return on common equity | 0.50%
FERC revenue requirement reconciliation adjustment |
Public Utilities, General Disclosures [Line Items] |
Regulatory asset, amortization period | 2 years

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- Definition Incentive adder to FERC allowed base return on common equity + References No definition available. + Details
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- Definition Amortization period for the recovery of regulatory asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Details
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- Details
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