v3.26.1
FAIR VALUE MEASUREMENTS - Master Trust's Investments Measured at Fair Value on Recurring Basis (Details) - EBP 006 - Investments of Master Trust at Fair Value - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value $ 4,315,103 $ 3,862,709
Cash, Cash Equivalents and Short-Term Investments    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 80,221 75,295
Common Stock of Public Service Enterprise Group Incorporated    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value [1] 275,664 306,730
Mutual Funds    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 715,936 701,953
Collective Investment Trusts    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 2,720,750 2,324,876
Fixed Income Securities    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 208,141 181,783
Fidelity BrokerageLink    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value [2] 314,391 272,072
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member]    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 4,315,103 3,862,709
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Cash, Cash Equivalents and Short-Term Investments    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 80,221 75,295
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Common Stock of Public Service Enterprise Group Incorporated    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value [3] 275,664 306,730
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Mutual Funds    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 715,936 701,953
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Collective Investment Trusts    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 2,720,750 2,324,876
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Fixed Income Securities    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 208,141 181,783
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] | Fidelity BrokerageLink    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 314,391 272,072
Quoted Market Prices for Identical Assets (Level 1)    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 4,095,221 3,666,942
Quoted Market Prices for Identical Assets (Level 1) | Cash, Cash Equivalents and Short-Term Investments    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 80,221 75,295
Quoted Market Prices for Identical Assets (Level 1) | Common Stock of Public Service Enterprise Group Incorporated    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value [3] 275,664 306,730
Quoted Market Prices for Identical Assets (Level 1) | Mutual Funds    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 715,936 701,953
Quoted Market Prices for Identical Assets (Level 1) | Collective Investment Trusts    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 2,720,750 2,324,876
Quoted Market Prices for Identical Assets (Level 1) | Fixed Income Securities    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value (11) (129)
Quoted Market Prices for Identical Assets (Level 1) | Fidelity BrokerageLink    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 302,661 258,217
Significant Other Observable Inputs (Level 2)    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 219,882 195,767
Significant Other Observable Inputs (Level 2) | Fixed Income Securities    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value 208,152 181,912
Significant Other Observable Inputs (Level 2) | Fidelity BrokerageLink    
EBP, Master Trust [Line Items]    
Total Investment in Master Trust, at fair value $ 11,730 $ 13,855
[1] Permitted party-in-interest transactions.
[2] Includes interest and dividends and receivables and payables related to pending securities sales and purchases.
[3] Permitted party-in-interest transactions.