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Commitments And Contingent Liabilities (Basic Generation Service (BGS) And Basic Gas Supply Service (BGSS)) (Detail) cf in Billions | 9 Months Ended
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Sep. 30, 2017 cf $ / mwd $ / mwh MW
Long-term Purchase Commitment [Line Items] |
Number of cubic feet in gas hedging permitted to be recovered by BPU | cf | 115
Percentage of residential gas supply permitted to be recovered in gas hedging by BPU | 80.00%
Number of cubic feet to be hedged | cf | 70
Percentage of annual residential gas supply requirements to be hedged | 50.00%
PSE And G [Member] | Auction Year 2014 [Member] |
Long-term Purchase Commitment [Line Items] |
36-Month Terms Ending | May 31, 2017
Load (MW) | MW | 2,800
Dollars Per Megawatt Hour | $ / mwh | 97.39
PSE And G [Member] | Auction Year 2015 [Member] |
Long-term Purchase Commitment [Line Items] |
36-Month Terms Ending | May 31, 2018
Load (MW) | MW | 2,900
Dollars Per Megawatt Hour | $ / mwh | 99.54
PSE And G [Member] | Auction Year 2016 [Member] |
Long-term Purchase Commitment [Line Items] |
Dollars Per Megawatt-Day | $ / mwd | 335.33
36-Month Terms Ending | May 31, 2019
Load (MW) | MW | 2,800
Dollars Per Megawatt Hour | $ / mwh | 96.38
PSE And G [Member] | Auction Year 2017 [Member] |
Long-term Purchase Commitment [Line Items] |
Dollars Per Megawatt-Day | $ / mwd | 276.83
36-Month Terms Ending | May 31, 2020
Load (MW) | MW | 2,800
Dollars Per Megawatt Hour | $ / mwh | 90.78

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