RATES AND REGULATORY ACTIONS (Details) - New Jersey Board of Public Utilities - South Jersey Gas Company $ in Millions	1 Months Ended
Mar. 31, 2018 USD ($)
Schedule of Capitalization [Line Items]
Requested term (in years)	5 years
Public utilities, requested rate increase (decrease), amount	$ (195.4)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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