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 II (Thrift Plan II) 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 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 II (Thrift Plan II) 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 (Tables) link:presentationLink link:calculationLink link:definitionLink 75150 - Disclosure - Description of the plan - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 75160 - Disclosure - Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan II (Thrift Plan II) 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 II (Thrift Plan II) 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 Master Trust's 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 - Disclosure - Schedule of Assets - Schedule of Assets Held at End of Year (Details) link:presentationLink link:calculationLink link:definitionLink ADDITIONS EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Benefit Payments to Participants EBP, Master Trust [Table Text Block] Summary of Assets and Investment Income of the Master Trust EBP, Receivable [Abstract] Receivable: Fair Value, Inputs, Level 2 [Member] Significant Other Observable Inputs (Level 2) EBP 002 [Member] EBP 002. EBP 002 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 annual eligible compensation 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. EBP, Description of Plan [Line Items] EBP, Master Trust [Abstract] EBP, Employer Contribution, Matching Percentage Employee benefit plan, matching contributions 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 Net Transfers Transfers from Long Island Electric Utility ServCo LLC Incentive Thrift Plan II - Net EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Change in Plan Interest in Master Trust Net Transfers Change in Plan Interest of Master Employee Benefit Plan Trust EBP, Master Trust [Table] EBP, Schedule of Asset Held for Investment [Table] 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 Common Collective Trust [Member] Collective Investment Trusts Employee Benefit Plan Investment Maturity Year Employee Benefit Plan Investment Maturity Year. Participant loan, maturity year Amendment Flag Employer EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash and Noncash, Total EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] DEDUCTIONS EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Employee benefit plan, notes receivable from participants account minimum borrowing amount EBP, Payment to Participant [Policy Text Block] Payment of Benefits Payment of Benefits 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 Investments of Master Trust at Fair Value Total Investment Total Investment in Master Trust at Fair Value Document Type Employee Benefit Plan, Schedule of Assets Held at End of Year [Text Block] Employee benefit plan, schedule of assets held at end of year. Schedule of Assets Entity Central Index Key Subsequent Event Type [Domain] EBP, Investment [Policy Text Block] Investment Valuation and Income Recognition EBP, Accounting Policy [Table] Basis of Accounting EBP, Basis of Accounting [Policy Text Block] EBP, Investment, Plan Interest in Master Trust, Fair Value Plan Interest in Master Employee Benefit Plan Trust (Note 3) 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 Common Stock of PSEG Employee Benefit Plan Eligible Compensation Period Employee benefit plan, eligible compensation period. Employee benefit plan, eligible compensation period Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Deposits and Contribution Employee benefit plan, change in net asset available for benefit, increase from deposits and contribution. Total Deposits and Contributions Subsequent Event [Member] Subsequent Event 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) 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 EBP, Expense [Policy Text Block] Administrative Expenses of the Plan Document Information [Line Items] EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Participants EBP, Tax Determination Letter, Date Tax advisory letter, date EBP, Liability LIABILITIES LIABILITIES EBP, Participant Contribution, Automatic, Deferral Rate Employee benefit plan, participants before tax contribution 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] Summary of Significant Accounting Policies EBP, Summary of Accounting Policy [Text Block] Fair Value Measurements EBP, Investment, Fair Value and NAV [Text Block] EBP, Description of Plan and Accounting Change [Abstract] EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Participant loan, current value EBP, Statement of Change in Net Asset Available for Benefit [Line Items] Statistical Measurement [Domain] EBP, Participant Contribution, After Tax, Maximum Annual Compensation to Total Compensation, Percentage Ebp, participant contribution, after-tax, maximum annual compensation to total compensation, percentage. Employee benefit plan, participant annual eligible compensation EBP, Note Receivable from Participant Notes Receivable from Participants Document Period End Date Fair Value Hierarchy and NAV [Domain] EBP, Risk and Uncertainty [Policy Text Block] Risks and Uncertainties EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Employee benefit plan, notes receivable from participants account maximum percentage EBP, Tax Determination Letter, Obtained [true false] Tax determination letter, obtained EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Plan Termination [Text Block] Plan Termination Subsequent Events EBP, Subsequent Event [Policy Text Block] Employee Benefit Plan Commingled Bonds [Member] Employee benefit plan commingled bonds. Commingled Bonds Cover [Abstract] EBP, Net Asset Value per Share or Unit Market value per share Investments [Domain] Changes in Net Assets: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] EBP, Master Trust [Text Block] Investment of the Plan and the Long Island Electric Utility Servco LLC Incentive Thrift Plan II (Thrift Plan II) in the Master Trust 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 End of Year Beginning of Year NET ASSETS AVAILABLE FOR BENEFITS EBP, Asset Held for Investment, Plan Interest in Master Trust, Current Value Participant loan, current value Schedule of Master Trust's Investments Measured at Fair Value on Recurring Basis EBP, Investment, Fair Value and NAV [Table Text Block] EBP, Net Asset Available for Benefit [Abstract] Net Assets: 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 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 EBP, Nonconsolidated, Master Trust [Member] Master Trust at Fair Value Master Trust EBP, Employer Contribution, Participant Compensation Matched, Percentage Employee benefit plan, contribution participant compensation matched percentage EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Asset Interests in Assets of Master Trust Total Assets EBP, Contribution [Policy Text Block] Contributions and Investment Options Contributions EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Employee benefit plan, participant annual eligible compensation EBP, Plan Number Entity Plan Number EBP, Nonconsolidated, Plan Interest in Master Trust [Member] Plan Interest 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 Net Investment Income 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] Employee benefit plans contribution vesting description Employee Benefit Plans Contribution Vesting Description Employee benefit plans contribution vesting description. Tax Status EBP, Tax Status [Text Block] 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 Employee Benefit Plan, Participant loan, interest rate Participant loan, interest rate Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Deposits and Contribution [Abstract] Employee benefit plan, change in net asset available for benefit, increase from deposits and contribution. Deposits and Contributions SECURE Act 2.0 Employee Benefit Plan SECURE Act [Policy Text Block] Employee benefit plan SECURE Act. EBP, Related Party and Party-in-Interest [Domain] EBP, Related Party and Party-in-Interest [Axis] EBP, Change in Net Asset Available for Benefit, Decrease Total Deductions Fair Value, Inputs, Level 1 [Member] Quoted Market Prices for Identical Assets (Level 1) Employee Benefit Plan Participants After Tax Contribution Percentage Employee benefit plan, participants after tax contribution percentage. Employee benefit plan, participants after tax contribution percentage 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 Transfers from Long Island Electric Utility ServCo LLC Incentive Thrift Plan II - Net EBP, Tax Status [Table]