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Regulatory and Rate Matters - Transportation and Electrification Program (TEP) (Details) - Public Service Company of New Mexico - USD ($) $ in Millions | Feb. 23, 2024 | Feb. 02, 2024 | Jun. 01, 2023
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Public Utilities, General Disclosures [Line Items] |  |  |
Expected budgeted expenditures |  |  | $ 37.1
Budget period |  |  | 3 years
Budge dedication to low-income customers |  |  | 22.00%
Budget dedication to low-income customers |  |  | $ 8.0
Reduction in approved budget |  | $ 4.0 |
Total budget | $ 32.9 |  |

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