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Revenue Recognition | 9 Months Ended
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Sep. 30, 2025
Revenue from Contract with Customer [Abstract] |
Revenue Recognition | Revenue Recognition The following tables disaggregate revenues by reportable segment and major source: CenterPoint Energy
| Three Months Ended September 30, 2025
| Electric |  | Natural Gas |  | Corporate and Other |  | Total
| (in millions)
Revenue from contracts with customers | $ | 1,372 |  |  | $ | 617 |  |  | $ | 1 |  |  | $ | 1,990 |
Other (1) | (7) |  |  | 5 |  |  | — |  |  | (2) |
Total revenues | $ | 1,365 |  |  | $ | 622 |  |  | $ | 1 |  |  | $ | 1,988 |
| Three Months Ended September 30, 2024
| Electric |  | Natural Gas |  | Corporate and Other |  | Total
| (in millions)
Revenue from contracts with customers | $ | 1,245 |  |  | $ | 603 |  |  | $ | 1 |  |  | $ | 1,849 |
Other (1) | (2) |  |  | 8 |  |  | 1 |  |  | 7 |
Total revenues | $ | 1,243 |  |  | $ | 611 |  |  | $ | 2 |  |  | $ | 1,856 |
| Nine Months Ended September 30, 2025
| Electric |  | Natural Gas |  | Corporate and Other |  | Total
| (in millions)
Revenue from contracts with customers | $ | 3,639 |  |  | $ | 3,256 |  |  | $ | 4 |  |  | $ | 6,899 |
Other (1) | (17) |  |  | (30) |  |  | 2 |  |  | (45) |
Eliminations | — |  |  | (2) |  |  | — |  |  | (2) |
Total revenues | $ | 3,622 |  |  | $ | 3,224 |  |  | $ | 6 |  |  | $ | 6,852 |
| Nine Months Ended September 30, 2024
| Electric |  | Natural Gas |  | Corporate and Other |  | Total
| (in millions)
Revenue from contracts with customers | $ | 3,504 |  |  | $ | 2,842 |  |  | $ | 3 |  |  | $ | 6,349 |
Other (1) | (5) |  |  | 34 |  |  | 3 |  |  | 32 |
Total revenues | $ | 3,499 |  |  | $ | 2,876 |  |  | $ | 6 |  |  | $ | 6,381 |
(1)Primarily consists of income from ARPs and leases. Houston Electric
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (in millions)
Revenue from contracts with customers | $ | 1,139 |  |  | $ | 1,065 |  |  | $ | 3,045 |  |  | $ | 3,024 |
Other (1) | (7) |  |  | (7) |  |  | (21) |  |  | (21) |
Total revenues | $ | 1,132 |  |  | $ | 1,058 |  |  | $ | 3,024 |  |  | $ | 3,003 |
(1)Primarily consists of income from ARPs and leases. CERC
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
| (in millions)
Revenue from contracts with customers | $ | 602 |  |  | $ | 593 |  |  | $ | 3,157 |  |  | $ | 2,760 |
Other (1) | 5 |  |  | 7 |  |  | (31) |  |  | 31 |
Total revenues | $ | 607 |  |  | $ | 600 |  |  | $ | 3,126 |  |  | $ | 2,791 |
(1)Primarily consists of income from ARPs and leases. The opening and closing balances of accounts receivable and accrued unbilled revenues from contracts with customers are as follows: CenterPoint Energy
| Accounts Receivable (1) |  | Accrued Unbilled Revenues |  |
| (in millions)
Opening balance as of December 31, 2024 | $ | 666 |  |  | $ | 521 |  |  |
Closing balance as of September 30, 2025 | 703 |  |  | 448 |  |  |
Increase (decrease) | $ | 37 |  |  | $ | (73) |  |  |
(1)Excludes balances related to customer or vendor cost reimbursements and insurance that are not attributable to revenues from contracts with customers. The opening balance as of December 31, 2024 also excluded receivables associated with the sale of CERC Corp.’s Louisiana and Mississippi natural gas LDC businesses. Houston Electric
| Accounts Receivable (1) |  | Accrued Unbilled Revenues |  |  |  |
| (in millions)
Opening balance as of December 31, 2024 | $ | 284 |  |  | $ | 137 |  |  |  |  |
Closing balance as of September 30, 2025 | 422 |  |  | 270 |  |  |  |  |
Increase | $ | 138 |  |  | $ | 133 |  |  |  |  |
(1)Excludes balances related to customer or vendor cost reimbursements and insurance that are not attributable to revenues from contracts with customers. CERC
| Accounts Receivable (1) |  | Accrued Unbilled Revenues |  |  |  |
| (in millions) |  |
Opening balance as of December 31, 2024 | $ | 326 |  |  | $ | 338 |  |  |  |  |  |  |
Closing balance as of September 30, 2025 | 218 |  |  | 119 |  |  |  |  |  |  |
Decrease | $ | (108) |  |  | $ | (219) |  |  |  |  |  |  |
(1)Excludes balances related to customer or vendor cost reimbursements and insurance that are not attributable to revenues from contracts with customers. The opening balance as of December 31, 2024 also excluded receivables associated with the sale of CERC Corp.’s Louisiana and Mississippi natural gas LDC businesses.

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- Definition The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-9 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-15 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-13 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Topic 606 -Publisher FASB -URI https://asc.fasb.org/606/tableOfContent + Details
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