Income Taxes (Tables) |
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| Income Tax Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of Effective Income Tax Rate Reconciliation | The Registrants reported the following effective tax rates:
(1)CenterPoint Energy’s higher effective tax rate for the three months ended June 30, 2025 compared to the three months ended June 30, 2024 was primarily driven by the impact of the non-deductible goodwill associated with the sale of the Louisiana and Mississippi natural gas LDC businesses and a reduction in favorable tax return true-ups. CenterPoint Energy’s higher effective tax rate for the six months ended June 30, 2025 compared to the six months ended June 30, 2024 was primarily driven by the impact of the non-deductible goodwill associated with the sale of the Louisiana and Mississippi natural gas LDC businesses and a reduction in favorable tax return true-ups. For additional detail, see Note 3. (2)CERC’s lower effective tax rate for the three months ended June 30, 2025 compared to the three months ended June 30, 2024 was primarily driven by a $12 million deferred income tax benefit associated with net operating loss carryforwards at Indiana Gas partially offset by the impact of non-deductible goodwill associated with the sale Louisiana and Mississippi natural gas LDC businesses. CERC’s higher effective tax rate for the six months ended June 30, 2025 compared to the six months ended June 30, 2024 was primarily driven by the impact of the non-deductible goodwill associated with the sale of the Louisiana and Mississippi natural gas LDC businesses. For additional detail, see Note 3.
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