CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net (Loss) Income	$ (25,957)	$ (10,402)	$ 6,030	$ 88,000
Other Comprehensive (Loss) Income, Net of Tax:
Reclassification of Unrealized Gain on Derivatives - Other to Net Income, net of tax	9	9	25	25
Other Comprehensive Income - Net of Tax	9	9	25	25
Comprehensive (Loss) Income	(25,948)	(10,393)	6,055	88,025
Less: Comprehensive Income Attributable to Noncontrolling Interest	173	0	390	0
Comprehensive (Loss) Income Attributable to South Jersey Industries, Inc.	(26,121)	(10,393)	5,665	88,025
SJG
Net (Loss) Income	(7,700)	(9,543)	82,231	64,657
Other Comprehensive (Loss) Income, Net of Tax:
Reclassification of Unrealized Gain on Derivatives - Other to Net Income, net of tax	9	9	25	25
Other Comprehensive Income - Net of Tax	9	9	25	25
Comprehensive (Loss) Income	$ (7,691)	$ (9,534)	$ 82,256	$ 64,682