ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)

9 Months Ended

Sep. 30, 2017

Equity [Abstract]

Schedule of changes in accumulated other comprehensive loss (AOCL)

The following table summarizes the changes in SJG's AOCL for the three and nine months ended September 30, 2017 (in thousands):

	Postretirement Liability Adjustment			Unrealized Gain (Loss) on Derivatives-Other			Total
Balance at July 1, 2017 (a)	$	(14,417	)	$	(503	)	$	(14,920	)
Other comprehensive loss before reclassifications	—			—			—
Amounts reclassified from AOCL (b)	—			7			7
Net current period other comprehensive income	—			7			7
Balance at September 30, 2017 (a)	$	(14,417	)	$	(496	)	$	(14,913	)

	Postretirement Liability Adjustment			Unrealized Gain (Loss) on Derivatives-Other			Total
Balance at January 1, 2017 (a)	$	(14,417	)	$	(517	)	$	(14,934	)
Other comprehensive loss before reclassifications	—			—			—
Amounts reclassified from AOCL (b)	—			21			21
Net current period other comprehensive income (loss)	—			21			21
Balance at September 30, 2017 (a)	$	(14,417	)	$	(496	)	$	(14,913	)

(a) Determined using a combined average statutory tax rate of 40%.

(b) See table below.

The following table summarizes the changes in SJI's accumulated other comprehensive loss (AOCL) for the three and nine months ended September 30, 2017 (in thousands):

	Postretirement Liability Adjustment			Unrealized Gain (Loss) on Derivatives-Other			Unrealized Gain (Loss) on Available-for-Sale Securities			Other Comprehensive Income (Loss) of Affiliated Companies			Total
Balance at July 1, 2017 (a)	$	(25,342	)	$	(410	)	$	(10	)	$	(97	)	$	(25,859	)
Other comprehensive income before reclassifications	—			—			—			—			—
Amounts reclassified from AOCL (b)	—			7			—			—			7
Net current period other comprehensive income	—			7			—			—			7
Balance at September 30, 2017 (a)	$	(25,342	)	$	(403	)	$	(10	)	$	(97	)	$	(25,852	)

	Postretirement Liability Adjustment			Unrealized Gain (Loss) on Derivatives-Other			Unrealized Gain (Loss) on Available-for-Sale Securities			Other Comprehensive Income (Loss) of Affiliated Companies			Total
Balance at January 1, 2017 (a)	$	(25,342	)	$	(1,932	)	$	(10	)	$	(97	)	$	(27,381	)
Other comprehensive income before reclassifications	—			—			—			—			—
Amounts reclassified from AOCL (b)	—			1,529			—			—			1,529
Net current period other comprehensive income	—			1,529			—			—			1,529
Balance at September 30, 2017 (a)	$	(25,342	)	$	(403	)	$	(10	)	$	(97	)	$	(25,852	)

(a) Determined using a combined average statutory tax rate of 40%.

(b) See table below.

Reclassifications out of AOCL

The reclassifications out of SJG's AOCL during the three and nine months ended September 30, 2017 are as follows (in thousands):

Components of AOCL	Amounts Reclassified from AOCL						Affected Line Item in the Condensed Statements of Income
	Three Months Ended September 30, 2017			Nine Months Ended September 30, 2017
Unrealized Loss in on Derivatives - Other - Interest Rate Contracts designated as cash flow hedges	$	12		$	36		Interest Charges
Income Taxes	(5		)	(15		)	Income Taxes (a)
Losses from reclassifications for the period net of tax	$	7		$	21

(a) Determined using a combined average statutory tax rate of 40%.

The following table provides details about reclassifications out of SJI's AOCL for the three and nine months ended September 30, 2017 (in thousands):

Components of AOCL	Amounts Reclassified from AOCL						Affected Line Item in the Condensed Consolidated Statements of Income
	Three Months Ended September 30, 2017			Nine Months Ended September 30, 2017
Unrealized Loss on Derivatives-Other - interest rate contracts designated as cash flow hedges	$	12		$	2,511		Interest Charges
Income Taxes	(5		)	(982		)	Income Taxes (a)
Losses from reclassifications for the period net of tax	$	7		$	1,529

(a) Determined using a combined average statutory tax rate of 40%.