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DEBT - CREDIT FACILITIES AND SHORT-TERM DEBT, ADDITIONAL INFORMATION (Details) - Term Loan - Committed Credit Facilities Due February 2023 - NJR - USD ($) | Feb. 08, 2022 | Sep. 30, 2022 | Feb. 14, 2022 | Feb. 09, 2022 | Sep. 30, 2021
--- | --- | --- | --- | --- | ---
Debt Conversion [Line Items] |  |  |  |  |
Bank revolving credit facilities | $ 150,000,000 | $ 150,000,000 |  |  | $ 0
Amount borrowed |  |  | $ 100,000,000 | $ 50,000,000 |
SOFR |  |  |  |  |
Debt Conversion [Line Items] |  |  |  |  |
Basis spread on variable rate | 0.85% |  |  |  |

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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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