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Revenue Recognition and Allowance for Credit Losses (Tables)
6 Months Ended
Jun. 30, 2022
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 June 30, 2022
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts
$1,060 $827 $72 $1,959 
Other (1)
(7)(9)(15)
Total revenues$1,053 $818 $73 $1,944 
Six Months Ended June 30, 2022
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts
$1,958 $2,672 $117 $4,747 
Other (1)
(12)(30)(40)
Total revenues$1,946 $2,642 $119 $4,707 
Three Months Ended June 30, 2021
ElectricNatural Gas Corporate
 and Other
Total
(in millions)
Revenue from contracts$933 $718 $64 $1,715 
Other (1)
22 27 
Total revenues$937 $740 $65 $1,742 
Six Months Ended June 30, 2021
ElectricNatural GasCorporate
 and Other
Total
(in millions)
Revenue from contracts$1,766 $2,373 $117 $4,256 
Other (1)
30 33 
Total revenues$1,767 $2,403 $119 $4,289 

(1)Primarily consists of income from ARPs and leases. Total lease income was $3 million and $2 million for the three months ended June 30, 2022 and 2021, respectively, and $4 million and $4 million for the six months ended June 30, 2022 and 2021, respectively.

Houston Electric
Three Months Ended June 30,Six Months Ended June 30,
2022202120222021
(in millions)
Revenue from contracts$892 $791 $1,648 $1,478 
Other (1)
(11)(5)(21)(8)
Total revenues
$881 $786 $1,627 $1,470 

(1)Primarily consists of income from ARPs and leases. Lease income was not significant for the three and six months ended June 30, 2022 and 2021.

CERC
Three Months Ended June 30,Six Months Ended June 30,
2022202120222021
(in millions)
Revenue from contracts$805 $701 $2,590 $2,291 
Other (1)
(9)20 (30)25 
Total revenues$796 $721 $2,560 $2,316 

(1)Primarily consists of income from ARPs and leases. Lease income was not significant for the three and six months ended June 30, 2022 and 2021.
Schedule of Contract with Customer, Contract Asset, Contract Liability and Receivable
The opening and closing balances of accounts receivable related to ASC 606 revenues, other accrued unbilled revenue, contract assets and contract liabilities from contracts with customers, excluding balances related to assets held for sale, as of December 31, 2021 and June 30, 2022, respectively, are presented below.

CenterPoint Energy
Accounts ReceivableOther Accrued Unbilled RevenuesContract
Assets
Contract Liabilities
(in millions)
Opening balance as of December 31, 2021
$627 $513 $15 $16 
Closing balance as of June 30, 2022
740 316 16 39 
Increase (decrease)
$113 $(197)$$23 

The amount of revenue recognized during the six-month period ended June 30, 2022 that was included in the opening contract liability was $13 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, 2021
$225 $127 $
Closing balance as of June 30, 2022
327 142 
Increase (decrease)$102 $15 $

The amount of revenue recognized during the six-month period ended June 30, 2022 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, 2021
$319 $335 
Closing balance as of June 30, 2022
314 126 
Increase (decrease)$(5)$(209)

CERC does not have any opening or closing contract asset or contract liability balances.
Schedule of Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction
Remaining Performance Obligations (CenterPoint Energy). The table below discloses (1) the aggregate amount of the transaction price allocated to performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period for contracts and (2) when CenterPoint Energy expects to recognize this revenue. Such contracts include energy performance and sustainable infrastructure services contracts of Energy Systems Group, which are included in Corporate and Other.
Rolling 12 MonthsThereafterTotal
(in millions)
Revenue expected to be recognized on contracts in place as of June 30, 2022:
Corporate and Other
$285 $576 $861 
$285 $576 $861