SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2017

ARO activity was as follows (in thousands):



	2017			2016
SJI (includes SJG and all other consolidated subsidiaries):
AROs as of January 1,	$	59,427		$	57,943
Accretion	1,955			1,937
Additions	1,008			1,098
Settlements	(2,893		)	(1,551		)
ARO's as of December 31,	$	59,497		$	59,427

	2017			2016
SJG:
AROs as of January 1,	$	58,674		$	57,219
Accretion	1,925			1,908
Additions	1,008			1,098
Settlements	(2,893		)	(1,551		)
ARO's as of December 31,	$	58,714		$	58,674

SJG Utility Plant balances and SJI Nonutility Property and Equipment as of December 31, 2017 and 2016 were comprised of the following (in thousands):



	2017		2016
Utility Plant
Production Plant	$	296	$	296
Storage Plant	61,909		60,661
Transmission Plant	258,598		257,169
Distribution Plant	2,044,421		1,871,703
General Plant	175,599		169,464
Other Plant	1,855		1,855
Utility Plant In Service	2,542,678		2,361,148
Construction Work In Progress	109,566		62,986
Total Utility Plant	$	2,652,244	$	2,424,134

Nonutility Property and Equipment
Solar Assets	$	582,379	$	652,683
Cogeneration Assets	125,614		124,172
Other Assets	33,034		45,087
Total Nonutility Property and Equipment	$	741,027	$	821,942

The following table summarizes the changes in Goodwill for the years ended December 31, 2017 and 2016, respectively (in thousands):



	2017			2016
Beginning Balance, January 1	$	4,838		$	8,880
Impairment of Goodwill (see above)	(1,260		)	—
Fair Value Adjustments During Measurement Period (See Note 3)	—			(4,042		)
Ending Balance, December 31	$	3,578		$	4,838