Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating Activities
Net Income	$ 36,968	$ 33,241
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	22,684	19,543
Depreciation and accretion included in other costs	4,322	4,428
Deferred income taxes	7,746	7,668
Realized (gain) loss on commodity contracts/sale of assets/investments	(572)	3,857
Unrealized gain on investments/commodity contracts	(1,089)	(114)
Employee benefits and compensation	764	456
Share-based compensation	1,095	2,247
Other, net	0	(23)
Changes in assets and liabilities:
Accounts receivable and accrued revenue	51,362	32,230
Propane inventory, storage gas and other inventory	6,458	9,844
Regulatory assets/liabilities, net	(1,610)	11,035
Prepaid expenses and other current assets	9,660	11,523
Accounts payable and other accrued liabilities	(56,902)	(26,152)
Income taxes receivable	4,316	8,358
Customer deposits and refunds	(4,316)	(2,733)
Accrued compensation	(5,365)	(5,196)
Other assets and liabilities, net	(946)	(1,860)
Net cash provided by operating activities	74,575	108,352
Investing Activities
Property, plant and equipment expenditures	(90,443)	(126,811)
Proceeds from sales of assets	207	323
Environmental expenditures	(644)	(173)
Net cash used in investing activities	(90,880)	(126,661)
Financing Activities
Common stock dividends	(11,759)	(10,301)
Issuance of stock under the Dividend Reinvestment Plan	(368)	(328)
Tax Withholding payments related to net settled stock compensation	(692)	(1,210)
Change in cash overdrafts due to outstanding checks	548	632
Net borrowings (repayments) under line of credit agreements	6,220	(16,313)
Proceeds from long-term debt and long-term borrowing under the Revolver	29,956	74,916
Repayment of long-term debt, long-term borrowing under the Revolver and capital lease obligation	(6,435)	(30,189)
Net cash provided by financing activities	17,470	17,207
Net Increase (Decrease) in Cash and Cash Equivalents	1,165	(1,102)
Cash and Cash Equivalents—Beginning of Period	6,089	5,614
Cash and Cash Equivalents—End of Period	$ 7,254	$ 4,512