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COMMITMENTS AND CONTINGENT LIABILITIES - SCHEDULE OF FUTURE COMMITTED EXPENSES (Details) $ in Thousands | 3 Months Ended
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Dec. 31, 2015 USD ($)
Long-term Purchase Commitment [Line Items] |  |
Current charges recoverable through BGSS | $ 58,500 |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 407,622 | [1]
2017 | 316,349 | [1]
2018 | 258,655 | [1]
2019 | 205,778 | [1]
2020 | 146,504 | [1]
Thereafter | 889,219 | [1]
NJRES [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 307,161 |
2017 | 159,210 |
2018 | 109,425 |
2019 | 63,497 |
2020 | 7,925 |
Thereafter | 7,164 |
NJRES [Member] | Natural Gas Purchases [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 212,469 |
2017 | 94,896 |
2018 | 84,187 |
2019 | 51,029 |
2020 | 0 |
Thereafter | 0 |
NJRES [Member] | Storage Demand Fees [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 20,288 |
2017 | 13,290 |
2018 | 8,565 |
2019 | 4,960 |
2020 | 3,672 |
Thereafter | 3,270 |
NJRES [Member] | Pipeline Demand Fees [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 74,404 |
2017 | 51,024 |
2018 | 16,673 |
2019 | 7,508 |
2020 | 4,253 |
Thereafter | $ 3,894 |
NJRES [Member] | Minimum [Member] |  |
Long-term Purchase Commitment [Line Items] |  |
Storage and pipeline capacity, contract term | 1 year |
NJRES [Member] | Maximum [Member] |  |
Long-term Purchase Commitment [Line Items] |  |
Storage and pipeline capacity, contract term | 10 years |
NJNG [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | $ 100,461 |
2017 | 157,139 |
2018 | 149,230 |
2019 | 142,281 |
2020 | 138,579 |
Thereafter | 882,055 |
NJNG [Member] | Natural Gas Purchases [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 41,962 |
2017 | 63,953 |
2018 | 39,885 |
2019 | 40,976 |
2020 | 43,775 |
Thereafter | 98,948 |
NJNG [Member] | Storage Demand Fees [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 21,815 |
2017 | 25,328 |
2018 | 15,871 |
2019 | 11,079 |
2020 | 5,345 |
Thereafter | 0 |
NJNG [Member] | Pipeline Demand Fees [Member] |  |
Natural Gas Purchases and Future Demand Fees, Next Five Fiscal Years |  |
2016 | 36,684 |
2017 | 67,858 |
2018 | 93,474 |
2019 | 90,226 |
2020 | 89,459 |
Thereafter | $ 783,107 |
[1] | Does not include amounts related to intercompany asset management agreements between NJRES and NJNG.

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