Income Taxes - Schedule Of Possible Decrease in Total Unrecognized Tax Benefits (Details) $ in Millions	Dec. 31, 2024 USD ($)
Income Taxes [Line Items]
Possible Decrease in Total Unrecognized Tax Benefits including interest in next twelve months	$ 28
Public Service Electric and Gas Company
Income Taxes [Line Items]
Possible Decrease in Total Unrecognized Tax Benefits including interest in next twelve months	$ 0

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15
-Subparagraph (d)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-15

Name:	us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant