[Line Items] for Reclassification out of Accumulated Other Comprehensive Income [Table]

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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The net amount of nonoperating interest income (expense).

+ References

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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ACCUMULATED OTHER COMPREHENSIVE LOSS - Reclassifications out of AOCL (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income Taxes	$ (24,765)	$ 2,807	$ (8,439)	$ 34,885
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	$ (7)		$ (1,529)
Combined statutory tax rate	40.00%	40.00%	40.00%	40.00%
South Jersey Gas Company
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income Taxes	$ (3,688)	$ (2,007)	$ 27,654	$ 26,812
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	$ (7)		$ (21)
Combined statutory tax rate	40.00%	40.00%	40.00%	40.00%
Unrealized Loss in on Derivatives - Other - Interest Rate Contracts designated as cash flow hedges \| South Jersey Gas Company
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	$ (7)		$ (21)
Reclassification out of Accumulated Other Comprehensive Income \| Unrealized Loss on Derivatives-Other - interest rate contracts designated as cash flow hedges
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income Taxes	(5)		(982)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax			(1,529)
Reclassification out of Accumulated Other Comprehensive Income \| Unrealized Loss in on Derivatives - Other - Interest Rate Contracts designated as cash flow hedges \| South Jersey Gas Company
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income Taxes	(5)		(15)
Net Income (Loss) Attributable to Parent	7		21
Interest Charges \| Reclassification out of Accumulated Other Comprehensive Income \| Unrealized Loss on Derivatives-Other - interest rate contracts designated as cash flow hedges
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Unrealized Loss on Derivatives-Other - interest rate contracts designated as cash flow hedges	12		2,511
Interest Charges \| Reclassification out of Accumulated Other Comprehensive Income \| Unrealized Loss in on Derivatives - Other - Interest Rate Contracts designated as cash flow hedges \| South Jersey Gas Company
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Unrealized Loss on Derivatives-Other - interest rate contracts designated as cash flow hedges	$ 12		$ 36