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Revenue Recognition and Allowance for Credit Losses (Tables)
9 Months Ended
Sep. 30, 2023
Revenue from Contract with Customer [Abstract]  
Schedule of Disaggregation of Revenue
The following tables disaggregate revenues by reportable segment and major source:

CenterPoint Energy
Three Months Ended September 30, 2023
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts
$1,274 $589 $$1,864 
Other (1)
(13)(4)
Total revenues$1,261 $597 $$1,860 
Nine Months Ended September 30, 2023
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts
$3,272 $3,100 $125 $6,497 
Other (1)
(22)36 17 
Total revenues$3,250 $3,136 $128 $6,514 
Three Months Ended September 30, 2022
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts$1,155 $686 $65 $1,906 
Other (1)
(9)— (3)
Total revenues$1,146 $692 $65 $1,903 
Nine Months Ended September 30, 2022
ElectricNatural GasCorporate
 and Other
Total
(in millions)
Revenue from contracts$3,113 $3,358 $182 $6,653 
Other (1)
(21)(24)(43)
Total revenues$3,092 $3,334 $184 $6,610 

(1)Primarily consists of income from ARPs and leases. Total lease income was $2 million and $1 million for the three months ended September 30, 2023 and 2022, respectively, and $6 million and $5 million for the nine months ended September 30, 2023 and 2022, respectively.

Houston Electric
Three Months Ended September 30,Nine Months Ended September 30,
2023202220232022
(in millions)
Revenue from contracts$1,100 $949 $2,821 $2,597 
Other (1)
(17)(14)(37)(35)
Total revenues
$1,083 $935 $2,784 $2,562 

(1)Primarily consists of income from ARPs and leases. Lease income was not significant for the three and nine months ended September 30, 2023 and 2022.
CERC
Three Months Ended September 30,Nine Months Ended September 30,
2023202220232022
(in millions)
Revenue from contracts$575 $667 $3,012 $3,257 
Other (1)
33 (25)
Total revenues$583 $672 $3,045 $3,232 
(1)Primarily consists of income from ARPs and leases. Lease income was $1 million for both the three months ended September 30, 2023 and 2022. Lease income was $3 million and $2 million, respectively, for the nine months ended September 30, 2023 and 2022.
Schedule of Contract with Customer, Contract Asset, Contract Liability and Receivable
The opening and closing balances of accounts receivable, other accrued unbilled revenue, contract assets and contract liabilities from contracts with customers are as follows:

CenterPoint Energy
Accounts ReceivableOther Accrued Unbilled RevenuesContract
Assets
Contract Liabilities
(in millions)
Opening balance as of December 31, 2022
$858 $764 $$45 
Closing balance as of September 30, 2023
733 340 — 
Decrease$(125)$(424)$(4)(1)$(40)(1)
(1)Decrease primarily related to the completed sale of Energy Systems Group on June 30, 2023.
The amount of revenue recognized during the nine-month period ended September 30, 2023 that was included in the opening contract liability was $2 million. The difference between the opening and closing balances of the contract liabilities primarily results from the timing difference between CenterPoint Energy’s performance and the customer’s payment.

Houston Electric
Accounts ReceivableOther Accrued Unbilled RevenuesContract Liabilities
(in millions)
Opening balance as of December 31, 2022
$271 $142 $
Closing balance as of September 30, 2023
459 182 
Increase (decrease)$188 $40 $

The amount of revenue recognized during the nine-month period ended September 30, 2023 that was included in the opening contract liability was $2 million. The difference between the opening and closing balances of the contract liabilities primarily results from the timing difference between Houston Electric’s performance and the customer’s payment.

CERC
Accounts ReceivableOther Accrued Unbilled Revenues
(in millions)
Opening balance as of December 31, 2022
$478 $573 
Closing balance as of September 30, 2023
230 119 
Decrease$(248)$(454)

CERC does not have any opening or closing contract asset or contract liability balances.