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REGULATION - REGULATORY FILINGS (Details) - USD ($) $ in Millions | Nov. 13, 2019 | Nov. 01, 2019
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Base Rate Stipulation |  |
Schedule of Regulatory Filings [Line Items] |  |
Approved rate increase (decrease), amount | $ 62.2 |
Approved rate increase (decrease) | 6.95% |
Approved return on equity | 9.60% |
Approved equity capital structure, percentage | 54.00% |
Approved depreciation rate | 2.78% |
NJNG | NJNG EE Recovery Rate |  |
Schedule of Regulatory Filings [Line Items] |  |
Approved rate increase (decrease), amount |  | $ 11.3

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