Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Operating Activities
Net Income	$ 49,146	$ 42,589
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	42,793	34,049
Depreciation and accretion included in other costs	7,062	6,380
Deferred income taxes	22,184	8,789
Gain on sale of discontinued operations	(200)	0
Realized gain on commodity contracts and sale of assets	(4,876)	(1,087)
Unrealized gain on investments/commodity contracts	(432)	(1,025)
Employee benefits and compensation	32	1,163
Share-based compensation	3,654	2,305
Changes in assets and liabilities:
Accounts receivable and accrued revenue	10,255	51,997
Propane inventory, storage gas and other inventory	2,824	7,996
Regulatory assets/liabilities, net	(2,284)	(7,160)
Prepaid expenses and other current assets	1,135	13,959
Accounts payable and other accrued liabilities	(924)	(51,550)
Income taxes (payable) receivable	(6,809)	4,200
Customer deposits and refunds	1,572	(2,992)
Accrued compensation	(5,506)	(3,747)
Other assets and liabilities, net	(3,746)	(1,927)
Net cash provided by operating activities	115,880	103,939
Investing Activities
Property, plant and equipment expenditures	(123,421)	(139,315)
Proceeds from sale of assets	4,320	327
Acquisitions, net of cash acquired	(15,629)	0
Proceeds from the sale of discontinued operations	200	0
Environmental expenditures	2,021	925
Net cash used in investing activities	(136,551)	(139,913)
Financing Activities
Common stock dividends	(20,044)	(18,235)
Issuance (repurchase) of stock under equity issuance plans, net of offering fees	19,731	(536)
Tax withholding payments related to net settled stock compensation	(977)	(692)
Change in cash overdrafts due to outstanding checks	(2,310)	(2,406)
Net repayments under line of credit agreements	(29,385)	(67,308)
Proceeds from issuance of long-term debt, net of offering fees	89,827	129,817
Repayment of long-term debt and capital lease obligation	(40,100)	(6,435)
Net cash provided by financing activities	16,742	34,205
Net Decrease in Cash and Cash Equivalents	(3,929)	(1,769)
Cash and Cash Equivalents—Beginning of Period	6,985	6,089
Cash and Cash Equivalents—End of Period	$ 3,056	$ 4,320