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Rate Filings - Additional Information (Details) - Public Service Electric and Gas Company [Member]	1 Months Ended						6 Months Ended
	Aug. 31, 2025 USD ($)	Jul. 31, 2025 USD ($)	Jun. 30, 2025 USD ($)	May 31, 2025 USD ($)	Apr. 30, 2025 USD ($)	Jan. 31, 2025 USD ($)	Jun. 30, 2025
Conservation Incentive Program [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount				$ 65,000,000
Public Utilities, Requested Rate Increase (Decrease), Amount				97,000,000
Gas System Modernization Program II [Member] | Subsequent Event [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount		$ 49,000,000
Public Utilities, Requested Rate Increase (Decrease), Amount	$ 28,000,000
Remediation Adjustment Clause [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount						$ 56,000,000
Electric Green Program Recovery [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount				54,000,000
Public Utilities, Requested Rate Increase (Decrease), Amount			$ 207,000,000
Gas Green Program Recovery [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount				$ 22,000,000
Public Utilities, Requested Rate Increase (Decrease), Amount			24,000,000
Electric Generation/Capacity Cost Deferral [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities amount approved to provide credit to residential electric customers			30
Public utilities amount charged to residential electric customers			10
Public utilities approved to provide credit and charge to customers description							In June 2025, the BPU approved an Order authorizing PSE&G to provide a $30 credit to each residential electric customer’s monthly bill for the two-month period July through August 2025. For the six-month period September 2025 through February 2026, PSE&G will apply a charge to each residential electric customer’s monthly bill of $10.
Basic Gas Supply Service [Member]
Regulatory Assets And Liabilities [Line Items]
Approved BGSS rate per therm					0.33
Requested to increase BGSS rate per therm				0.36
Electric Infrastructure Advancement Program [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount					$ 6,000,000
Gas Infrastructure Advancement Program [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount					$ 3,000,000
Transmission [Member]
Regulatory Assets And Liabilities [Line Items]
Public utilities, approved rate increase (decrease), amount			$ 28,000,000

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- Definition

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- Definition

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- Definition

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- Definition

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