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v2.4.1.9

Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
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Accounts Receivable, allowances | $ 58 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent | $ 52 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Common Stock, issued | 533,556,660 us-gaap_CommonStockSharesIssued | 533,556,660 us-gaap_CommonStockSharesIssued
Common Stock, authorized | 1,000,000,000 us-gaap_CommonStockSharesAuthorized | 1,000,000,000 us-gaap_CommonStockSharesAuthorized
Treasury Stock, Shares | 27,743,445 us-gaap_TreasuryStockShares | 27,720,068 us-gaap_TreasuryStockShares
PSE And G [Member] |  |
Accounts Receivable, allowances | $ 58 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent / dei_LegalEntityAxis = pseg_PseAndGMember | $ 52 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent / dei_LegalEntityAxis = pseg_PseAndGMember
Common Stock, issued | 132,450,344 us-gaap_CommonStockSharesIssued / dei_LegalEntityAxis = pseg_PseAndGMember | 132,450,344 us-gaap_CommonStockSharesIssued / dei_LegalEntityAxis = pseg_PseAndGMember
Common Stock, outstanding | 132,450,344 us-gaap_CommonStockSharesOutstanding / dei_LegalEntityAxis = pseg_PseAndGMember | 132,450,344 us-gaap_CommonStockSharesOutstanding / dei_LegalEntityAxis = pseg_PseAndGMember
Common Stock, authorized | 150,000,000 us-gaap_CommonStockSharesAuthorized / dei_LegalEntityAxis = pseg_PseAndGMember | 150,000,000 us-gaap_CommonStockSharesAuthorized / dei_LegalEntityAxis = pseg_PseAndGMember

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