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v3.19.1

Rate Filings (Details) - PSE And G [Member] - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Apr. 30, 2019 | Mar. 31, 2019
Gas Weather Normalization Deferral [Member] |  |
Regulatory Assets And Liabilities [Line Items] |  |
Public Utilities, Approved Rate Increase (Decrease), Amount |  | $ 14
2016 to 2017 [Member] | Gas Weather Normalization Deferral [Member] |  |
Regulatory Assets And Liabilities [Line Items] |  |
Public Utilities, Approved Rate Increase (Decrease), Amount |  | 23
2017 to 2018 [Member] | Gas Weather Normalization Deferral [Member] |  |
Regulatory Assets And Liabilities [Line Items] |  |
Public Utilities, Approved Rate Increase (Decrease), Amount |  | $ (9)
Subsequent Event [Member] | Gas System Modernization Program [Member] |  |
Regulatory Assets And Liabilities [Line Items] |  |
Public Utilities, Requested Rate Increase (Decrease), Amount | $ 12 |

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- Definition Amount of public utility's approved rate increase (decrease) by regulatory agency. + References No definition available. + Details
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- Details
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- Details
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- Details
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