XML 182 R65.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Related Party Transactions (Houston Electric and CERC) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Related Party Transactions [Abstract] |
Schedule of Money Pool Investment and Borrowing | Houston Electric and CERC participate in a money pool through which they can borrow or invest on a short-term basis. Funding needs are aggregated and external borrowing or investing is based on the net cash position. The net funding requirements of the money pool are expected to be met with borrowings under CenterPoint Energy’s revolving credit facility or the sale of CenterPoint Energy’s commercial paper. The table below summarizes money pool activity:
| December 31, 2023 |  | December 31, 2022
| Houston Electric |  | CERC |  | Houston Electric |  | CERC
| (in millions, except interest rates)
Money pool investments (borrowings) (1) | $ | 238 |  |  | $ | 1 |  |  | $ | (642) |  |  | $ | — |
Weighted average interest rate | 5.59 | % |  | 5.59 | % |  | 4.75 | % |  | 4.75 | %
(1)Included in Accounts and notes receivable (payable)–affiliated companies in Houston Electric’s and CERC’s Consolidated Balance Sheets, as applicable.
Schedule of Related Party Transactions | Houston Electric and CERC affiliate-related net interest income (expense) were as follows:
| Year Ended December 31,
| 2023 |  | 2022 |  | 2021
| Houston Electric |  | CERC |  | Houston Electric |  | CERC |  | Houston Electric |  | CERC (1)
| (in millions)
Interest income (expense), net (2) | $ | 2 |  |  | $ | 10 |  |  | $ | — |  |  | $ | (18) |  |  | $ | — |  |  | $ | (38) |
(1)Includes affiliate-related net interest expense of Indiana Gas and VEDO to reflect the Restructuring. (2)Interest income is included in Other, net and interest expense is included in Interest expense and other finance charges on Houston Electric’s and CERC’s respective Statements of Consolidated Income. Amounts charged for these services are included primarily in Operation and maintenance expenses:
| Year Ended December 31,
| 2023 |  | 2022 |  | 2021
| Houston Electric |  | CERC |  | Houston Electric |  | CERC |  | Houston Electric |  | CERC
| (in millions)
Corporate service charges | $ | 173 |  |  | $ | 236 |  |  | $ | 167 |  |  | $ | 237 |  |  | $ | 189 |  |  | $ | 257 |
Net affiliate service charges (billings) | (10) |  |  | 10 |  |  | 15 |  |  | (15) |  |  | (7) |  |  | 7 |
The table below presents transactions among Houston Electric, CERC and their parent, Utility Holding.
| Year Ended December 31,
| 2023 |  | 2022 |  | 2021
| Houston Electric |  | CERC |  | Houston Electric |  | CERC |  | Houston Electric |  | CERC
| (in millions)
Cash dividends paid to parent | $ | 367 |  |  | $ | 496 |  |  | $ | 316 |  |  | $ | 124 |  |  | $ | — |  |  | $ | — |
Cash dividend paid to parent related to the sale of the Arkansas and Oklahoma Natural Gas businesses | — |  |  | — |  |  | — |  |  | 720 |  |  | — |  |  | — |
Cash contribution from parent | 885 |  |  | 500 |  |  | 1,143 |  |  | 289 |  |  | 130 |  |  | 140 |
Net assets acquired in the Restructuring (1) | — |  |  | — |  |  | — |  |  | 2,345 |  |  | — |  |  | — |
Non-cash capital contribution from parent in payment for property, plant and equipment below | — |  |  | — |  |  | 38 |  |  | 54 |  |  | — |  |  | — |
Cash paid to parent for property, plant and equipment below | — |  |  | — |  |  | 65 |  |  | 61 |  |  | — |  |  | — |
Property, plant and equipment from parent (2) | — |  |  | — |  |  | 103 |  |  | 115 |  |  | — |  |  | — |
(1)The Restructuring was a common control transaction that required the recasting of financial information to the earliest period presented. Therefore, the net asset transfer is not reflected during the year ended December 31, 2022 on CERC’s Statements of Consolidated Changes in Equity. (2)Property, plant and equipment purchased from CenterPoint Energy at its net carrying value on the date of purchase.

X
- Definition [Table Text Block] for Tabular disclosure the investments and borrowing within the money pool activities. + References No definition available. + Details
Name: | cnp_ScheduleofMoneyPoolInvestmentandBorrowingTableTextBlock
Namespace Prefix: | cnp_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RelatedPartyTransactionsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration