CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating Revenues:
Utility	$ 475,956	$ 606,677
Nonutility	147,231	222,952
Total Operating Revenues	534,112	637,298
Operating Expenses:
Operations	62,356	62,826
Maintenance	9,595	9,630
Depreciation	26,469	23,685
Energy and Other Taxes	3,862	4,217
Total Operating Expenses	368,350	502,745
Operating Income	165,762	134,553
Other (Expense) Income	(1,147)	2,575
Interest Charges	(32,536)	(28,653)
Income Before Income Taxes	132,079	108,475
Income Taxes	(33,370)	(24,949)
Equity in Earnings of Affiliated Companies	2,391	2,173
Income from Continuing Operations	101,100	85,699
Loss from Discontinued Operations - (Net of tax benefit)	(59)	(62)
Net Income	$ 101,041	$ 85,637
Basic Earnings Per Common Share:
Basic Earnings Per Common Share, Continuing Operations (in dollars per share)	$ 1.09	$ 0.94
Basic Earnings Per Common Share, Discontinued Operations (in dollars per share)	0	0
Basic Earnings Per Common Share (in dollars per share)	$ 1.09	$ 0.94
Average Shares of Common Stock Outstanding, Basic (in shares)	92,445	91,332
Diluted Earnings Per Common Share:
Diluted Earnings Per Common Share, Continuing Operations (in dollars per share)	$ 1.09	$ 0.94
Diluted Earnings Per Common Share, Continuing Operations (in dollars per share)	0	0
Diluted Earnings Per Common Share (in dollars per common share)	$ 1.09	$ 0.94
Average Shares of Common Stock Outstanding, Diluted (in shares)	92,556	91,432
SJG
Operating Revenues:
Utility	$ 187,800	$ 233,000
Total Operating Revenues		272,198
Operating Expenses:
Cost of Sales - (Excluding depreciation and amortization)	80,534	118,880
Operations	28,623	29,097
Maintenance	8,571	8,143
Depreciation	16,706	15,744
Energy and Other Taxes	1,615	1,989
Total Operating Expenses	136,049	173,853
Operating Income	104,645	98,345
Other (Expense) Income	(1,350)	1,931
Interest Charges	(7,542)	(7,848)
Income Before Income Taxes	95,753	92,428
Income Taxes	(25,231)	(23,697)
Net Income	70,522	68,731
Utility
Operating Revenues:
Utility	386,881	414,346
Energy Commodities and Service
Operating Expenses:
Cost of Sales - (Excluding depreciation and amortization)	135,326	188,449
Nonutility Operations
Operating Expenses:
Cost of Sales - (Excluding depreciation and amortization)	$ 130,742	$ 213,938