Rendering
| Component: (Network and Table) | 
|---|
| Network | 2312301 - Disclosure - Asset Retirement Obligations (AROs) (Tables) (http://www.pseg.com/role/AssetRetirementObligationsArosTables)  | 
| Table | (Implied) | 
Slicers (applies to each fact value in each table cell)
| Reporting Entity [Axis] | 0000788784 (http://www.sec.gov/CIK) | 
| Asset Retirement Obligation [Abstract] | Period [Axis] | 
|---|
2016-01-01 - 2016-12-31  | 
|---|
Asset Retirement Obligation [Abstract]  |    | 
Impact Of The Revisions On Asset Retirement Obligation  | The changes to the ARO liabilities for PSEG, PSE&G and Power during 2015 and 2016 are presented in the following table:  |   |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |     |    |    |    |    |    |    |    |    |    |    |     |    |    | PSEG  |    | PSE&G  |    | Power  |    | Other  |    |     |    |    | Millions  |    |     | ARO Liability as of January 1, 2015  |    | $  | 743  | 
 
  |    | $  | 290  | 
 
  |    | $  | 450  | 
 
  |    | $  | 3  | 
 
  |    |     | Liabilities Settled  |    | (5  | )  |    | (4  | )  |    | (1  | )  |    | —  | 
 
  |    |     | Liabilities Incurred  |    | 14  | 
 
  |    | 1  | 
 
  |    | 12  | 
 
  |    | 1  | 
 
  |    |     | Accretion Expense  |    | 26  | 
 
  |    | —  | 
 
  |    | 26  | 
 
  |    | —  | 
 
  |    |     | Accretion Expense Deferred and Recovered in Rate Base (A)  |    | 16  | 
 
  |    | 16  | 
 
  |    | —  | 
 
  |    | —  | 
 
  |    |     | Revision to Present Values of Estimated Cash Flows  |    | (115  | )  |    | (85  | )  |    | (30  | )  |    | —  | 
 
  |    |     | ARO Liability as of December 31, 2015  |    | $  | 679  | 
 
  |    | $  | 218  | 
 
  |    | $  | 457  | 
 
  |    | $  | 4  | 
 
  |    |     | Liabilities Settled  |    | (13  | )  |    | (9  | )  |    | (4  | )  |    | —  | 
 
  |    |     | Liabilities Incurred  |    | 25  | 
 
  |    | 2  | 
 
  |    | 23  | 
 
  |    | —  | 
 
  |    |     | Accretion Expense  |    | 26  | 
 
  |    | —  | 
 
  |    | 26  | 
 
  |    | —  | 
 
  |    |     | Accretion Expense Deferred and Recovered in Rate Base (A)  |    | 12  | 
 
  |    | 12  | 
 
  |    | —  | 
 
  |    | —  | 
 
  |    |     | Revision to Present Values of Estimated Cash Flows  |    | (3  | )  |    | (10  | )  |    | 9  | 
 
  |    | (2  | )  |    |     | ARO Liability as of December 31, 2016  |    | $  | 726  | 
 
  |    | $  | 213  | 
 
  |    | $  | 511  | 
 
  |    | $  | 2  | 
 
  |    |     |    |    |    |    |    |    |    |    |    |    |  
  |  |  (A)  | Not reflected as expense in Consolidated Statements of Operations  |  
     |