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Related-Party Transactions (Tables) | 12 Months Ended
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Dec. 31, 2015
PSE&G [Member] |
Related Party Transaction [Line Items] |
Schedule Of Related Party Transactions, Revenue | The financial statements for PSE&G include transactions with related parties presented as follows:
|  |  | Years Ended December 31, |
| Related Party Transactions |  | 2015 |  | 2014 |  | 2013 |
|  |  | Millions |
| Billings from Affiliates: |  |  |  |  |  |  |
| Billings from Power primarily through BGS and BGSS (A) |  | $ | 1,630 |  |  | $ | 1,771 |  |  | $ | 1,797 |  |
| Administrative Billings from Services (B) |  | 274 |  |  | 248 |  |  | 255 |  |
| Total Billings from Affiliates |  | $ | 1,904 |  |  | $ | 2,019 |  |  | $ | 2,052 |  |
Schedule Of Related Party Transactions, Payables |
|  |  | Years Ended December 31, |
| Related Party Transactions |  | 2015 |  | 2014 |
|  |  | Millions |
| Receivables from PSEG (C) |  | $ | 222 |  |  | $ | 274 |  |
| Payable to Power (A) |  | $ | 212 |  |  | $ | 313 |  |
| Payable to Services (B) |  | 80 |  |  | 66 |  |
| Accounts Payable—Affiliated Companies |  | $ | 292 |  |  | $ | 379 |  |
| Working Capital Advances to Services (D) |  | $ | 33 |  |  | $ | 33 |  |
| Long-Term Accrued Taxes Payable |  | $ | 109 |  |  | $ | 116 |  |
Power [Member] |
Related Party Transaction [Line Items] |
Schedule Of Related Party Transactions, Revenue | The financial statements for Power include transactions with related parties presented as follows:
|  |  | Years Ended December 31, |
| Related Party Transactions |  | 2015 |  | 2014 |  | 2013 |
|  |  | Millions |
| Billings to Affiliates: |  |  |  |  |  |  |
| Billings to PSE&G primarily through BGS and BGSS (A) |  | $ | 1,630 |  |  | $ | 1,771 |  |  | $ | 1,797 |  |
| Billings from Affiliates: |  |  |  |  |  |  |
| Administrative Billings from Services (B) |  | $ | 187 |  |  | $ | 165 |  |  | $ | 178 |  |
Schedule Of Related Party Transactions, Receivables |
|  |  | Years Ended December 31, |
| Related Party Transactions |  | 2015 |  | 2014 |
|  |  | Millions |
| Receivable from PSE&G (A) |  | $ | 212 |  |  | $ | 313 |  |
| Receivable from PSEG (C) |  | 64 |  |  | — |  |
| Accounts Receivable—Affiliated Companies |  | $ | 276 |  |  | $ | 313 |  |
| Payable to Services (B) |  | $ | 33 |  |  | $ | 23 |  |
| Payable to PSEG (C) |  | — |  |  | 95 |  |
| Accounts Payable—Affiliated Companies |  | $ | 33 |  |  | $ | 118 |  |
| Short-Term Loan due (to) from Affiliate (E) |  | $ | 363 |  |  | $ | 584 |  |
| Working Capital Advances to Services (D) |  | $ | 17 |  |  | $ | 17 |  |
| Long-Term Accrued Taxes Payable |  | $ | 35 |  |  | $ | 41 |  |
(A) | PSE&G has entered into a requirements contract with Power under which Power provides the gas supply services needed to meet PSE&G’s BGSS and other contractual requirements. Power has also entered into contracts to supply energy, capacity and ancillary services to PSE&G through the BGS auction process.
(B) | Services provides and bills administrative services to PSE&G and Power at cost. In addition, PSE&G and Power have other payables to Services, including amounts related to certain common costs, such as pension and OPEB costs, which Services pays on behalf of each of the operating companies.
(C) | PSEG files a consolidated federal income tax return with its affiliated companies. A tax allocation agreement exists between PSEG and each of its affiliated companies. The general operation of these agreements is that the subsidiary company will compute its taxable income on a stand-alone basis. If the result is a net tax liability, such amount shall be paid to PSEG. If there are net operating losses and/or tax credits, the subsidiary shall receive payment for the tax savings from PSEG to the extent that PSEG is able to utilize those benefits.
(D) | PSE&G and Power have advanced working capital to Services. The amounts are included in Other Noncurrent Assets on PSE&G’s and Power’s Consolidated Balance Sheets.
(E) | Power’s short-term loans with PSEG are for working capital and other short-term needs. Interest Income and Interest Expense relating to these short-term funding activities were immaterial.

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