South Jersey Gas Company Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows from Operating Activities:
Net Income	$ 88,091,000	$ 157,084,000	$ 76,917,000
Adjustments to Reconcile Income from Continuing Operations to Net Cash Provided by Operating Activities:
Depreciation and Amortization	211,652,000	170,647,000	133,385,000
CIP Receivable/Payable	3,237,000	(27,807,000)	922,000
Environmental Remediation Costs - Net of Recoveries	(34,057,000)	(19,325,000)	(49,180,000)
Deferred and Noncurrent Income Taxes - Net	47,342,000	21,841,000	21,543,000
Gas Plant Cost of Removal	(13,847,000)	(16,777,000)	(18,823,000)
Societal Benefit Costs Regulatory Asset and Liabilities	(21,915,000)	(23,068,000)	(24,503,000)
Excess Deferred Income Tax	(21,901,000)	(14,668,000)	(8,505,000)
Changes in:
Accounts Receivable	(85,911,000)	(48,576,000)	92,614,000
Accounts Payable and Other Accrued Liabilities	80,715,000	49,981,000	(137,717,000)
Other Assets and Liabilities	(51,570,000)	26,733,000	(13,988,000)
CASH USED IN OPERATING ACTIVITIES	273,113,000	311,639,000	121,052,000
Cash Flows from Investing Activities:
Capital Expenditures	(532,026,000)	(486,451,000)	(504,212,000)
Investment in Contract Receivables	(22,215,000)	(24,449,000)	(15,718,000)
Proceeds from Contract Receivables	13,969,000	12,904,000	10,301,000
Net Cash Used in Investing Activities	(645,497,000)	(507,751,000)	(477,648,000)
Cash Flows from Financing Activities:
Net (Repayments of) Borrowings from Short-Term Credit Facilities	(262,400,000)	(252,300,000)	578,200,000
Proceeds from Issuance of Long-Term Debt	460,000,000	1,050,000,000	429,657,000
Principal Repayments of Long-Term Debt	(117,909,000)	(667,909,000)	(733,909,000)
Payments for Issuance of Long-Term Debt	(17,632,000)	(8,191,000)	(2,744,000)
Net Cash Provided by Financing Activities	359,993,000	209,562,000	353,298,000
Net (Decrease) Increase in Cash, Cash Equivalents and Restricted Cash	(12,391,000)	13,450,000	(3,298,000)
Cash, Cash Equivalents and Restricted Cash at Beginning of Year	41,831,000	28,381,000	31,679,000
Cash, Cash Equivalents and Restricted Cash at End of Year	29,440,000	41,831,000	28,381,000
Cash paid (received) during the year for:
Interest (Net of Amounts Capitalized)	122,070,000	108,901,000	114,015,000
Income Taxes (Net of Refunds)	(301,000)	(4,336,000)	(10,639,000)
Supplemental Disclosures of Non-Cash Investing Activities
Capital Expenditures acquired on account but unpaid as of year-end	36,389,000	37,616,000	54,321,000
South Jersey Gas Company
Cash Flows from Operating Activities:
Net Income	127,638,000	108,059,000	87,394,000
Adjustments to Reconcile Income from Continuing Operations to Net Cash Provided by Operating Activities:
Depreciation and Amortization	127,440,000	101,711,000	93,910,000
Provision for Uncollectibles	7,794,000	6,209,000	7,193,000
CIP Receivable/Payable	3,237,000	(27,807,000)	922,000
Deferred Gas Costs - Net of Recoveries	(25,258,000)	31,257,000	9,712,000
Environmental Remediation Costs - Net of Recoveries	(18,299,000)	(27,161,000)	(42,654,000)
Deferred and Noncurrent Income Taxes - Net	38,414,000	35,324,000	32,822,000
Gas Plant Cost of Removal	(7,197,000)	(8,433,000)	(8,931,000)
Societal Benefit Costs Regulatory Asset and Liabilities	(11,841,000)	(11,811,000)	(12,994,000)
Excess Deferred Income Tax	(21,901,000)	(14,668,000)	(8,508,000)
Changes in:
Accounts Receivable	(35,969,000)	(13,846,000)	8,182,000
Accounts Payable and Other Accrued Liabilities	8,299,000	(1,949,000)	(28,759,000)
Other Assets and Liabilities	(9,133,000)	14,302,000	(6,584,000)
CASH USED IN OPERATING ACTIVITIES	183,224,000	191,187,000	131,705,000
Cash Flows from Investing Activities:
Capital Expenditures	(249,100,000)	(269,012,000)	(257,654,000)
Investment in Contract Receivables	(22,117,000)	(24,449,000)	(15,718,000)
Proceeds from Contract Receivables	13,969,000	12,904,000	10,301,000
Net Cash Used in Investing Activities	(257,248,000)	(280,557,000)	(263,071,000)
Cash Flows from Financing Activities:
Net (Repayments of) Borrowings from Short-Term Credit Facilities	60,500,000	(123,800,000)	63,800,000
Proceeds from Issuance of Long-Term Debt	0	525,000,000	90,000,000
Principal Repayments of Long-Term Debt	(27,909,000)	(417,909,000)	(18,909,000)
Payments for Issuance of Long-Term Debt	(945,000)	(3,748,000)	(36,000)
Additional Investment by Shareholder	40,000,000	109,500,000	0
Net Cash Provided by Financing Activities	71,646,000	89,043,000	134,855,000
Net (Decrease) Increase in Cash, Cash Equivalents and Restricted Cash	(2,378,000)	(327,000)	3,489,000
Cash, Cash Equivalents and Restricted Cash at Beginning of Year	6,424,000	6,751,000	3,262,000
Cash, Cash Equivalents and Restricted Cash at End of Year	4,046,000	6,424,000	6,751,000
Cash paid (received) during the year for:
Interest (Net of Amounts Capitalized)	38,679,000	27,630,000	31,076,000
Income Taxes (Net of Refunds)	1,000	1,000	(14,122,000)
Supplemental Disclosures of Non-Cash Investing Activities
Capital Expenditures acquired on account but unpaid as of year-end	$ 20,268,000	$ 28,877,000	$ 36,040,000