Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating Activities
Net Income	$ 52,477	$ 53,985
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	34,486	34,193
Depreciation and accretion included in other costs	5,714	5,781
Deferred income taxes	5,695	11,434
Realized gain on commodity contracts and sale of assets	(1,032)	(6,980)
Unrealized (gain) loss on investments/commodity contracts	(1,131)	1,956
Employee benefits and compensation	218	(520)
Share-based compensation	2,919	3,555
Changes in assets and liabilities:
Accounts receivable and accrued revenue	30,812	24,766
Propane inventory, storage gas and other inventory	5,052	270
Regulatory assets/liabilities, net	28,796	(6,405)
Prepaid expenses and other current assets	2,953	10,326
Accounts payable and other accrued liabilities	(18,273)	(2,274)
Income taxes receivable/payable	1,265	5,107
Customer deposits and refunds	1,316	(1,999)
Accrued compensation	(5,061)	(6,266)
Other assets and liabilities, net	2,777	(3,134)
Net cash provided by operating activities	148,983	123,795
Investing Activities
Property, plant and equipment expenditures	(90,265)	(65,087)
Proceeds from sale of assets	2,034	3,367
Environmental expenditures	760	441
Net cash used in investing activities	(88,991)	(64,167)
Financing Activities
Common stock dividends	(19,009)	(16,575)
Issuance of stock under the Dividend Reinvestment Plan, net of offering fees	(14)	4,259
Tax withholding payments related to net settled stock compensation	(2,455)	(2,838)
Change in cash overdrafts due to outstanding checks	(2,157)	(1,202)
Net repayments under line of credit agreements	(104,194)	(83,424)
Proceeds from long-term debt, net of offering fees	79,840	49,890
Repayment of long-term debt	(14,038)	(10,528)
Net cash used in financing activities	(62,027)	(60,418)
Net Increase (Decrease) in Cash and Cash Equivalents	(2,035)	(790)
Cash and Cash Equivalents—Beginning of Period	6,204	4,976
Cash and Cash Equivalents—End of Period	4,169	4,186
Payments to Acquire Businesses, Gross	$ 0	$ (2,006)