Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment:
Utility Plant, at original cost	$ 5,265,661	$ 4,905,350
Accumulated Depreciation	(914,122)	(843,998)
Nonutility Property and Equipment, at cost	147,764	25,991
Accumulated Depreciation	(35,069)	(13,807)
Property, Plant and Equipment - Net	4,464,234	4,073,536
Investments:
Available-for-Sale Securities	32	40
Restricted	7,786	21,964
Investment in Affiliates	106,230	87,087
Total Investments	114,048	109,091
Current Assets:
Cash and Cash Equivalents	34,045	6,417
Accounts Receivable	278,723	253,661
Unbilled Revenues	85,423	84,821
Provision for Uncollectibles	(30,582)	(19,829)
Notes Receivable - Affiliate	2,847	5,379
Natural Gas in Storage, average cost	39,440	54,153
Materials and Supplies, average cost	2,561	1,164
Prepaid Taxes	23,851	26,918
Derivatives - Energy Related Assets	41,439	52,892
Assets Held For Sale	0	143,440
Other Prepayments and Current Assets	29,081	43,492
Total Current Assets	506,828	652,508
Regulatory and Other Noncurrent Assets:
Regulatory Assets	673,992	665,932
Derivatives - Energy Related Assets	6,935	7,243
Notes Receivable - Affiliate	31,073	12,720
Contract Receivables	41,428	30,958
Goodwill	706,960	702,070
Other	143,650	111,282
Total Regulatory and Other Noncurrent Assets	1,604,038	1,530,205
Total Assets	6,689,148	6,365,340
Equity:
Common Stock	125,740	115,493
Premium on Common Stock	1,218,000	1,027,902
Treasury Stock (at par)	(321)	(289)
Accumulated Other Comprehensive Loss	(38,216)	(32,558)
Retained Earnings	355,678	313,237
Total South Jersey Industries, Inc. Equity	1,660,881	1,423,785
Noncontrolling Interest	5,995	0
Total Equity	1,666,876	1,423,785
Long-Term Debt	2,776,400	2,070,086
Total Capitalization	4,443,276	3,493,871
Current Liabilities:
Notes Payable	596,400	848,700
Current Portion of Long-Term Debt	142,801	467,909
Accounts Payable	256,589	232,242
Customer Deposits and Credit Balances	35,899	35,004
Environmental Remediation Costs	45,265	43,849
Taxes Accrued	6,025	2,235
Derivatives - Energy Related Liabilities	27,006	41,965
Derivatives - Other Current	659	1,155
Liabilities Held for Sale	0	6,043
Deferred Contract Revenues	479	0
Interest Accrued	21,140	13,580
Pension Benefits	3,704	3,727
Other Current Liabilities	27,665	35,486
Total Current Liabilities	1,163,632	1,731,895
Deferred Credits and Other Noncurrent Liabilities:
Deferred Income Taxes	149,534	92,166
Pension and Other Postretirement Benefits	135,023	114,055
Environmental Remediation Costs	148,310	189,036
Asset Retirement Obligations	202,092	263,950
Derivatives - Energy Related Liabilities	4,947	8,206
Derivatives - Other Noncurrent	9,279	11,505
Regulatory Liabilities	420,577	442,918
Other	12,478	17,738
Total Deferred Credits and Other Noncurrent Liabilities	1,082,240	1,139,574
Commitments and Contingencies
Total Capitalization and Liabilities	6,689,148	6,365,340
South Jersey Gas Company
Property, Plant and Equipment:
Utility Plant, at original cost	3,387,831	3,154,736
Accumulated Depreciation	(606,925)	(558,634)
Property, Plant and Equipment - Net	2,780,906	2,596,102
Investments:
Restricted	4,826	4,073
Total Investments	4,826	4,073
Current Assets:
Cash and Cash Equivalents	1,598	2,678
Accounts Receivable	88,657	84,940
Accounts Receivable - Related Parties	3,989	2,333
Unbilled Revenues	46,837	45,016
Provision for Uncollectibles	(17,359)	(14,032)
Natural Gas in Storage, average cost	14,050	14,839
Materials and Supplies, average cost	619	619
Prepaid Taxes	19,522	19,547
Derivatives - Energy Related Assets	4,053	16,904
Other Prepayments and Current Assets	12,710	25,074
Total Current Assets	174,676	197,918
Regulatory and Other Noncurrent Assets:
Regulatory Assets	495,084	496,177
Derivatives - Energy Related Assets	87	5
Contract Receivables	41,428	30,958
Other	25,258	23,322
Total Regulatory and Other Noncurrent Assets	561,857	550,462
Total Assets	3,522,265	3,348,555
Equity:
Common Stock	5,848	5,848
Premium on Common Stock	465,244	355,744
Accumulated Other Comprehensive Loss	(31,606)	(27,875)
Retained Earnings	864,240	756,181
Total Equity	1,303,726	1,089,898
Long-Term Debt	1,016,280	547,161
Total Capitalization	2,320,006	1,637,059
Current Liabilities:
Notes Payable	47,500	171,300
Current Portion of Long-Term Debt	52,809	417,909
Accounts Payable - Commodity	22,199	17,361
Accounts Payable - Other	44,186	60,797
Accounts Payable - Related Parties	11,049	9,752
Customer Deposits and Credit Balances	23,637	22,430
Environmental Remediation Costs	23,067	29,569
Taxes Accrued	3,942	1,907
Derivatives - Energy Related Liabilities	2,868	14,671
Derivatives - Other Current	659	488
Interest Accrued	10,961	6,789
Pension Benefits	3,669	3,693
Other Current Liabilities	7,798	12,489
Total Current Liabilities	254,344	769,155
Deferred Credits and Other Noncurrent Liabilities:
Deferred Income Taxes	403,609	357,637
Pension and Other Postretirement Benefits	116,973	99,981
Environmental Remediation Costs	78,176	101,693
Asset Retirement Obligations	89,252	96,509
Derivatives - Energy Related Liabilities	190	95
Derivatives - Other Noncurrent	9,279	7,368
Regulatory Liabilities	245,360	274,482
Other	5,076	4,576
Total Deferred Credits and Other Noncurrent Liabilities	947,915	942,341
Total Capitalization and Liabilities	$ 3,522,265	$ 3,348,555