CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment:
Utility Plant, at original cost	$ 2,696,087	$ 2,652,244
Accumulated Depreciation	(504,936)	(498,161)
Nonutility Property and Equipment, at cost	745,826	741,027
Accumulated Depreciation	(205,230)	(194,913)
Property, Plant and Equipment - Net	2,731,747	2,700,197
Investments:
Available-for-Sale Securities	36	36
Restricted Investments	16,713	31,876
Investment in Affiliates	66,970	62,292
Total Investments	83,719	94,204
Current Assets:
Cash and Cash Equivalents	6,312	7,819
Accounts Receivable	243,395	202,379
Unbilled Revenues	62,601	73,377
Provision for Uncollectibles	(14,684)	(13,988)
Notes Receivable - Affiliate	3,848	4,913
Natural Gas in Storage, average cost	33,422	48,513
Materials and Supplies, average cost	4,233	4,239
Prepaid Taxes	20,391	41,355
Derivatives - Energy Related Assets	24,386	42,139
Other Prepayments and Current Assets	29,602	28,247
Total Current Assets	413,506	438,993
Regulatory and Other Noncurrent Assets:
Regulatory Assets	491,629	469,224
Derivatives - Energy Related Assets	12,268	5,988
Notes Receivable - Affiliate	13,275	13,275
Contract Receivables	27,638	28,721
Goodwill	3,578	3,578
Identifiable Intangible Assets	12,240	12,480
Other	100,480	98,426
Total Regulatory and Other Noncurrent Assets	661,108	631,692
Total Assets	3,890,080	3,865,086
Equity:
Common Stock	99,516	99,436
Other Paid-In Capital and Premium on Common Stock	709,756	709,658
Treasury Stock (at par)	(274)	(271)
Accumulated Other Comprehensive Loss	(36,756)	(36,765)
Retained Earnings	509,255	420,351
Total Equity	1,281,497	1,192,409
Long-Term Debt	974,749	1,122,999
Total Capitalization	2,256,246	2,315,408
Current Liabilities:
Notes Payable	248,100	346,400
Current Portion of Long-Term Debt	263,809	63,809
Accounts Payable	259,684	284,899
Customer Deposits and Credit Balances	29,356	43,398
Environmental Remediation Costs	60,846	66,372
Taxes Accrued	6,814	2,932
Derivatives - Energy Related Liabilities	12,486	46,938
Deferred Contract Revenues	262	259
Derivatives - Other Current	526	748
Dividends Payable	22,334	0
Interest Accrued	7,790	9,079
Pension Benefits	2,388	2,388
Other Current Liabilities	9,785	15,860
Total Current Liabilities	924,180	883,082
Deferred Credits and Other Noncurrent Liabilities:
Deferred Income Taxes - Net	123,239	86,884
Pension and Other Postretirement Benefits	104,262	101,544
Environmental Remediation Costs	101,551	106,483
Asset Retirement Obligations	59,807	59,497
Derivatives - Energy Related Liabilities	4,153	6,025
Derivatives - Other Noncurrent	7,194	9,622
Regulatory Liabilities	300,358	287,105
Other	9,090	9,436
Total Deferred Credits and Other Noncurrent Liabilities	709,654	666,596
Commitments and Contingencies (Note 11)
Total Capitalization and Liabilities	3,890,080	3,865,086
South Jersey Gas Company
Property, Plant and Equipment:
Utility Plant, at original cost	2,696,087	2,652,244
Accumulated Depreciation	(504,936)	(498,161)
Property, Plant and Equipment - Net	2,191,151	2,154,083
Investments:
Restricted Investments	2,322	2,912
Total Investments	2,322	2,912
Current Assets:
Cash and Cash Equivalents	3,398	1,707
Accounts Receivable	128,583	78,571
Accounts Receivable - Related Parties	2,842	988
Unbilled Revenues	44,287	54,980
Provision for Uncollectibles	(14,491)	(13,799)
Natural Gas in Storage, average cost	5,190	14,932
Materials and Supplies, average cost	824	825
Prepaid Taxes	17,156	38,326
Derivatives - Energy Related Assets	404	7,327
Other Prepayments and Current Assets	12,895	12,670
Total Current Assets	201,088	196,527
Regulatory and Other Noncurrent Assets:
Regulatory Assets	491,629	469,224
Long-Term Receivables	24,874	25,851
Derivatives - Energy Related Assets	0	5
Other	19,063	17,372
Total Regulatory and Other Noncurrent Assets	535,566	512,452
Total Assets	2,930,127	2,865,974
Equity:
Common Stock	5,848	5,848
Other Paid-In Capital and Premium on Common Stock	355,744	355,744
Accumulated Other Comprehensive Loss	(25,988)	(25,997)
Retained Earnings	652,584	585,838
Total Equity	988,188	921,433
Long-Term Debt	558,218	758,052
Total Capitalization	1,546,406	1,679,485
Current Liabilities:
Notes Payable	63,100	52,000
Current Portion of Long-Term Debt	263,809	63,809
Accounts Payable - Commodity	37,810	43,341
Accounts Payable - Other	34,923	41,365
Accounts Payable - Related Parties	13,176	17,029
Customer Deposits and Credit Balances	24,788	41,656
Environmental Remediation Costs	60,528	66,040
Taxes Accrued	5,785	1,760
Derivatives - Energy Related Liabilities	784	9,270
Derivatives - Other Current	337	389
Interest Accrued	5,938	7,615
Pension Benefits	2,353	2,353
Other Current Liabilities	5,755	7,027
Total Current Liabilities	519,086	353,654
Deferred Credits and Other Noncurrent Liabilities:
Deferred Income Taxes - Net	302,524	280,746
Pension and Other Postretirement Benefits	91,264	88,871
Environmental Remediation Costs	100,736	105,656
Asset Retirement Obligations	59,018	58,714
Derivatives - Energy Related Liabilities	328	170
Derivatives - Other Noncurrent	5,669	6,639
Regulatory Liabilities	300,358	287,105
Other	4,738	4,934
Total Deferred Credits and Other Noncurrent Liabilities	864,635	832,835
Total Capitalization and Liabilities	$ 2,930,127	$ 2,865,974