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REGULATORY ENVIRONMENT - WI 2025 and 2026 Rates (Details) - Public Service Commission of Wisconsin (PSCW) - Subsequent event $ in Millions | Apr. 12, 2024 USD ($)
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Public Utilities, General Disclosures [Line Items] |
Percentage of first 15 basis points of additional earnings retained by the utility | 100.00%
Return on equity in excess of authorized amount (as a percent) | 0.15%
Percentage of additional earnings between 15 and 75 basis points refunded to customers | 50.00%
Return on equity in excess of first 15 basis points above authorized amount (as a percent) | 0.60%
Percentage of earnings in excess of 75 basis points refunded to customers | 100.00%
WE |
Public Utilities, General Disclosures [Line Items] |
Requested return on equity (as a percent) | 10.00%
Requested common equity component average (as a percent) | 53.50%
WPS |
Public Utilities, General Disclosures [Line Items] |
Requested return on equity (as a percent) | 10.00%
Requested common equity component average (as a percent) | 53.50%
WG |
Public Utilities, General Disclosures [Line Items] |
Requested return on equity (as a percent) | 10.00%
Requested common equity component average (as a percent) | 53.50%
2025 Rates | WE | Electric |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 240.7
Requested rate increase (as a percent) | 6.90%
2025 Rates | WE | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 57.5
Requested rate increase (as a percent) | 10.00%
2025 Rates | WE | Steam Rate Request |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 2.5
Requested rate increase (as a percent) | 8.40%
2025 Rates | WPS | Electric |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 110.1
Requested rate increase (as a percent) | 8.50%
2025 Rates | WPS | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 26.8
Requested rate increase (as a percent) | 6.80%
2025 Rates | WG | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 67.7
Requested rate increase (as a percent) | 8.20%
2026 Rates | WE | Electric |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 177.9
Requested rate increase (as a percent) | 4.60%
2026 Rates | WE | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 31.0
Requested rate increase (as a percent) | 4.60%
2026 Rates | WPS | Electric |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 64.3
Requested rate increase (as a percent) | 4.50%
2026 Rates | WPS | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 16.1
Requested rate increase (as a percent) | 3.70%
2026 Rates | WG | Natural gas |
Public Utilities, General Disclosures [Line Items] |
Requested rate increase | $ 30.6
Requested rate increase (as a percent) | 3.30%

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