75000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS (MODIFIED CASH BASIS) link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - STATEMENT OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS (MODIFIED CASH BASIS) link:presentationLink link:calculationLink link:definitionLink 75030 - Disclosure - Description of the Plan link:presentationLink link:calculationLink link:definitionLink 75040 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 75050 - Disclosure - Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan I (Thrift Plan I) in the Master Trust link:presentationLink link:calculationLink link:definitionLink 75060 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 75070 - Disclosure - Tax Status link:presentationLink link:calculationLink link:definitionLink 75080 - Disclosure - Related-party and Party-in-interest Transactions link:presentationLink link:calculationLink link:definitionLink 75090 - Disclosure - Plan Termination link:presentationLink link:calculationLink link:definitionLink 75100 - Disclosure - Schedule of Assets (Held at End of Year) link:presentationLink link:calculationLink link:definitionLink 75110 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 75120 - Disclosure - Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan I (Thrift Plan I) in the Master Trust (Tables) link:presentationLink link:calculationLink link:definitionLink 75130 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 75140 - Disclosure - Schedule of Assets (Held at End of Year) (Tables) link:presentationLink link:calculationLink link:definitionLink 75150 - Disclosure - Description of the Plan (Details) link:presentationLink link:calculationLink link:definitionLink 75160 - Disclosure - Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan I (Thrift Plan I) in the Master Trust - Schedule of Assets, Investment Income and Interests in Assets of Master Trust (Details) link:presentationLink link:calculationLink link:definitionLink 75170 - Disclosure - Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan I (Thrift Plan I) in the Master Trust - Summary of Changes in Net Assets of Master Trust (Details) link:presentationLink link:calculationLink link:definitionLink 75180 - Disclosure - Fair Value Measurements - Schedule of Investments Measured at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 75190 - Disclosure - Tax Status - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75200 - Disclosure - Related-party and Party-in-interest Transactions - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75210 - Disclosure - Plan Termination - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75220 - Schedule - Schedule of Assets Held at End of Year (Details) link:presentationLink link:calculationLink link:definitionLink EBP, Change in Net Asset Available for Benefit, Increase [Abstract] ADDITIONS EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Benefit Payments to Participants EBP, Master Trust [Table Text Block] Schedule of Information about Master Trust EBP, Receivable [Abstract] Receivable: Fair Value, Inputs, Level 2 [Member] Significant Other Observable Inputs (Level 2) EBP, Related Party and Party-in-Interest Transactions [Line Items] Document Fiscal Period Focus EBP, Master Trust [Line Items] EBP, Tax Status [Abstract] EBP, Description of Plan [Text Block] Description of the Plan EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Interest on Notes Receivable from Participants EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Administrative Expenses Administrative Expenses Employee Benefit Plan Participant Contribution After tax Maximum Annual Compensation to Total Compensation Percentage Employee benefit plan participant contribution after tax maximum annual compensation to total compensation percentage. Employee benefit plan, participant annual eligible compensation EBP, Description of Plan [Line Items] EBP, Master Trust [Abstract] EBP, Investment, Fair Value and NAV [Abstract] Employee Benefit Plan Minimum Annual Catch Up Contribution Amount Employee benefit plan minimum annual catch up contribution amount. Employee benefit plan minimum annual catch up contribution amount EBP, Accounting Policy [Line Items] EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan Transfers to Long Island Electric Utility ServCo LLC Incentive Thrift Plan I - Net Net Transfers Net Transfers EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Change in Plan Interest in Master Trust Change in Plan Interest of Master Employee Benefit Plan Trust EBP, Master Trust [Table] EBP, Schedule of Asset Held for Investment [Table] EBP, Statement of Net Asset Available for Benefit [Line Items] Employee Benefit Plan Distribution Of Benefit Vesting Balance Employee benefit plan distribution of benefit vesting balance. Employee benefit plan distribution of benefit vesting balance EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Employee benefit plan, notes receivable from participants account maximum borrowing amount EBP, Nonemployer, Common Stock [Member] Common Stock of PSEG Collective Investment Trusts Common Collective Trust [Member] Employee Benefit Plan Investment Maturity Year Employee Benefit Plan Investment Maturity Year. Participant Loan, Maturity Year Amendment Flag EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] DEDUCTIONS EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Minimum loan amount Payment of Benefits EBP, Payment to Participant [Policy Text Block] EBP, Schedule of Asset Held for Investment [Line Items] Fair Value Hierarchy and NAV [Axis] EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Domain] Investment Type [Axis] EBP, Investment, Fair Value Total Investment Investments at Fair Value Total Investment in Master Trust at Fair Value Document Type Schedule of Assets (Held at End of Year) Employee Benefit Plan, Schedule of Assets Held at End of Year [Text Block] Employee benefit plan, schedule of assets held at end of year. Entity Central Index Key Subsequent Event Type [Domain] EBP, Investment [Policy Text Block] Investment Valuation and Income Recognition EBP, Accounting Policy [Table] EBP, Basis of Accounting [Policy Text Block] Basis of Accounting EBP, Investment, Plan Interest in Master Trust, Fair Value Plan Interest in Master Employee Benefit Plan Trust (Note 3) Investments, Plan Interest in Master Employee Benefit Plan Trust Employee Benefit Plan Vesting Percentage Employee Benefit Plan Vesting Percentage. Employee benefit plan, vesting percentage EBP, Description of Plan [Table] EBP, Employer, Common Stock [Member] Common Stock of PSEG Subsequent Event [Member] EBP, Investment, Excluding Plan Interest in Master Trust, Cost Participant Loan, Cost EBP, Investment, Fair Value [Abstract] Investment at Fair Value: EBP, Investment, Number of Shares Number of shares held Minimum [Member] Minimum EBP, Related Party and Party-in-Interest Transactions [Text Block] RELATED-PARTY AND PARTY-IN-INTEREST TRANSACTIONS EBP, Change in Net Asset Available for Benefit, Increase Total Additions Fair Value, Inputs, Level 3 [Member] Significant Unobservable Inputs (Level 3) (A) EBP, Participant And Employer Contributions Vested, Percentage Ebp, participant and employer contributions vested, percentage. Participant and employer contributions vested, percentage Employee Benefit Plan, Change in Net Asset Available for Benefit, Prior to Transfer to (from) Plan Employee benefit plan, change in net asset available for benefit, prior to transfer to (from) plan. INCREASE IN NET ASSETS AVAILABLE FOR BENEFITS, PRIOR TO TRANSFERS Administrative Expenses of the Plan EBP, Expense [Policy Text Block] Document Information [Line Items] Defined Benefit Plan Termination [Abstract] Defined Benefit Plan Termination. EBP, Statement of Net Asset Available for Benefit [Abstract] EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Participants EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Deposits and Contributions EBP, Tax Determination Letter, Date Tax determination letter, date EBP, Liability LIABILITIES EBP, Participant Contribution, Automatic, Deferral Rate Participant contribution, automatic, deferral rate EBP, Tax Qualification Status [Extensible Enumeration] EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Use of Estimate [Policy Text Block] Use of Estimates Mutual Fund [Member] Mutual Funds Entity [Domain] EBP, Summary of Accounting Policy [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES EBP, Investment, Fair Value and NAV [Text Block] Fair Value Measurements EBP, Description of Plan and Accounting Change [Abstract] EBP 003 [Member] EBP 003 member. EBP 003 Participant Loan, Current Value EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution EBP, Statement of Change in Net Asset Available for Benefit [Line Items] Statistical Measurement [Domain] EBP, Note Receivable from Participant Notes Receivable from Participants Document Period End Date Fair Value Hierarchy and NAV [Domain] Risks and Uncertainties EBP, Risk and Uncertainty [Policy Text Block] EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Maximum borrowing, to total account, percentage EBP, Tax Determination Letter, Obtained [true false] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Plan Termination [Text Block] Plan Termination EBP, Subsequent Event [Policy Text Block] Subsequent Events Cover [Abstract] Market value per share EBP, Net Asset Value per Share or Unit Investments [Domain] EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Changes in Net Assets: INVESTMENT OF THE PLAN AND THE LONG ISLAND ELECTRIC UTILITY SERVCO LLC INCENTIVE THRIFT PLAN I (THRIFT PLAN I) IN THE MASTER TRUST EBP, Master Trust [Text Block] Employee Benefit Plan Termination Participants Employer contributions Vested Percentage Employee benefit plan termination participants employer contributions vested percentage. Employee benefit plan termination, participants employer contributions vesting percentage EBP, Other Related Party and Party-in-Interest [Member] Plan Sponsor, Party-in-Interest EBP, Net Asset Available for Benefit Beginning of Year End of Year NET ASSETS AVAILABLE FOR BENEFITS EBP, Investment, Fair Value and NAV [Table Text Block] Schedule of Investments Measured at Fair Value on Recurring Basis EBP, Net Asset Available for Benefit [Abstract] Net Assets: NET ASSETS AVAILABLE FOR BENEFITS EBP, Schedule of Asset Held for Investment [Abstract] EBP, Schedule of Asset Held for Investment [Table Text Block] Schedule of Assets Held at End of Year EBP, Statement of Net Asset Available for Benefit [Table] Document Fiscal Year Focus EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment, Total Net Appreciation (Depreciation) in Fair Value Net Appreciation of Investments SECURE Act 2.0 Employee Benefit Plan SECURE Act 2.0 [Policy Text Block] Employee benefit plan secure act 2.0. Master Trust EBP, Nonconsolidated, Master Trust [Member] EBP, Employer Contribution, Participant Compensation Matched, Percentage Employee benefit plan, participants vested in their employer contributions EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Asset Interests in Assets of Master Trust Total Assets Contributions EBP, Contribution [Policy Text Block] EBP, Plan Number PLAN No EBP, Nonconsolidated, Plan Interest in Master Trust [Member] Plan Interest in Master Trust EBP, Investment, Fair Value and NAV [Line Items] Document Information [Table] Legal Entity [Axis] EBP, Plan Name Plan Name EBP, Asset [Abstract] ASSETS EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Total Investment Income, Net Subsequent Event Type [Axis] EBP, Investment, Fair Value and NAV [Table] EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Rollovers EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] EBP, Tax Status [Text Block] Tax Status EBP, Nonconsolidated, Master Trust and Plan Interest in Master Trust [Axis] Maximum [Member] Maximum Statistical Measurement [Axis] EBP, Statement of Change in Net Asset Available for Benefit [Abstract] EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Dividends Dividend income Entity Registrant Name EBP, Receivable Total Receivable EBP, Asset Held for Investment, Participant Loan, Interest Rate Interest rates for loans to participants Participant Loan, Interest rate EBP, Related Party and Party-in-Interest [Domain] EBP, Related Party and Party-in-Interest [Axis] Total Deductions EBP, Change in Net Asset Available for Benefit, Decrease Fair Value, Inputs, Level 1 [Member] Quoted Market Prices for Identical Assets (Level 1) Disclosure Text Block [Abstract] Employee Benefit Plan Participants After Tax Contribution Percentage Employee benefit plan, participants after tax contribution percentage. Employee benefit plan, participants after tax contribution percentage EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution Total Deposits and Contributions Commingled Bonds Commingled Bonds [Member] Commingled bonds member. EBP, Tax Status [Line Items] Entity Tax Identification Number EIN No EBP, Change in Net Asset Available for Benefit, Increase (Decrease) INCREASE IN NET ASSETS AVAILABLE FOR BENEFITS EBP, Tax Status [Table]