v3.25.2
Revenue from Contracts with Customers - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
6 Months Ended
Jun. 30, 2025
Jun. 30, 2025
Revenue from Contract with Customer [Abstract]
ZEC revenue recognized
$ 201
$ 201
X
- Definition
Revenue Recognized, Zero Emissions Credits Receivable
+ References
No definition available.
+ Details
Name:
ceg_RevenueRecognizedZeroEmissionsCreditsReceivable
Namespace Prefix:
ceg_
Data Type:
xbrli:monetaryItemType
Balance Type:
credit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration