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RELATED PARTY TRANSACTIONS - DEMAND FEES (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2022
Related Party Transaction [Line Items] |  |  |
Demand fees expense recognized pertaining to related party agreement | $ 1,827 | $ 1,846 |
Demand fees payable | 862 |  | $ 851
NJNG to Steckman RIdge Affiliate |  |  |
Related Party Transaction [Line Items] |  |  |
Demand fees expense recognized pertaining to related party agreement | 1,655 | 1,558 |
Demand fees payable | 775 |  | 775
NJRES to Steckman Ridge Affiliate |  |  |
Related Party Transaction [Line Items] |  |  |
Demand fees expense recognized pertaining to related party agreement | 172 | $ 288 |
Demand fees payable | $ 87 |  | $ 76

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