Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating Revenues
Regulated Energy	$ 92,193	$ 80,910	$ 220,084	$ 202,107
Unregulated Energy and other	47,277	30,172	142,266	100,161
Total Operating Revenues	139,470	111,082	362,350	302,268
Operating Expenses
Regulated natural gas and electric costs	21,573	14,447	67,016	57,491
Unregulated propane and natural gas costs	25,543	12,254	77,279	43,506
Operations	38,002	36,371	80,796	75,810
Maintenance	4,507	4,259	8,772	8,300
Depreciation and amortization	17,216	15,298	34,193	30,662
Other taxes	6,160	5,875	12,960	12,324
Total Operating Expenses	113,001	88,504	281,016	228,093
Total operating income	26,469	22,578	81,334	74,175
Other income, net	2,584	1,453	3,498	1,828
Interest charges	5,825	5,054	11,164	10,159
Income Before Income Taxes	23,228	18,977	73,668	65,844
Income Taxes	6,177	5,164	19,683	17,565
Net Income	$ 17,051	$ 13,813	$ 53,985	$ 48,279
Weighted Average Common Shares Outstanding:
Basic (shares)	17,730,833	17,546,346	17,704,592	17,516,273
Diluted (shares)	17,809,871	17,616,496	17,785,629	17,585,006
Earnings Per Share of Common Stock:
Income (Loss) from Continuing Operations, Per Basic Share	$ 0.96	$ 0.79	$ 3.05	$ 2.76
Basic (in dollars per share)	0.96	0.79	3.05	2.76
Earnings Per Share, Diluted [Abstract]
Income (Loss) from Continuing Operations, Per Diluted Share	0.96	0.78	3.04	2.75
Diluted (in dollars per share)	$ 0.96	$ 0.78	$ 3.04	$ 2.75