CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Unaudited - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Operating activities:
Net income	$ 9,356	$ 14,043
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	45,744	42,582
Change in value of life insurance contracts	(3,147)	817
Allowance for equity funds used during construction	(3,219)	(1,621)
Changes in operating assets and liabilities:
Receivables and unbilled revenue	(16,619)	(14,431)
Accounts payable	5,928	6,417
Other current assets	(5,750)	(4,207)
Other current liabilities	(396)	(4,168)
Other changes in noncurrent assets and liabilities	11,494	10,139
Net cash provided by operating activities	43,391	49,571
Investing activities:
Utility plant expenditures	(121,936)	(133,900)
Life insurance proceeds	0	2,054
Purchase of life insurance contracts	0	(2,054)
Net cash used in investing activities	(121,936)	(133,900)
Financing activities:
Short-term borrowings	190,000	111,000
Repayment of short-term borrowings	(90,000)	(61,000)
Issuance of long-term debt, net of expenses of $1,558 for 2019 and $0 for 2018	398,442	0
Repayment of long-term debt	(401,358)	(12,264)
Advances and contributions in aid of construction	12,755	8,385
Refunds of advances for construction	(3,555)	(3,498)
Repurchase of common stock	(2,203)	(1,364)
Issuance of common stock	829	0
Dividends paid	(19,000)	(18,017)
Net cash provided by financing activities	85,910	23,242
Change in cash, cash equivalents, and restricted cash	7,365	(61,087)
Cash, cash equivalents, and restricted cash at beginning of period	47,715	95,352
Cash, cash equivalents, and restricted cash at end of period	55,080	34,265
Supplemental information:
Cash paid for interest (net of amounts capitalized)	21,033	17,344
Supplemental disclosure of non-cash activities:
Accrued payables for investments in utility plant	31,464	30,696
Utility plant contribution by developers	$ 11,092	$ 8,653