CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Unaudited - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating activities:
Net loss	$ (7,640)	$ (762)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	22,893	21,207
Change in value of life insurance contracts	(2,254)	1,137
Allowance for equity funds used during construction	(1,533)	(911)
Changes in operating assets and liabilities:
Receivables and unbilled revenue	5,147	5,438
Accounts payable	(4,233)	(7,015)
Other current assets	(5,027)	(1,727)
Other current liabilities	5,268	6,385
Other changes in noncurrent assets and liabilities	7,520	4,500
Net cash provided by operating activities	20,141	28,252
Investing activities:
Utility plant expenditures	(59,881)	(70,650)
Net cash used in investing activities	(59,881)	(70,650)
Financing activities:
Short-term borrowings	60,000	45,022
Repayment of short-term borrowings	0	(45,022)
Repayment of long-term debt	(226)	(10,224)
Advances and contributions in aid of construction	6,044	4,763
Refunds of advances for construction	(1,790)	(1,918)
Repurchase of common stock	(2,074)	(1,239)
Issuance of common stock	454	0
Dividends paid	(9,493)	(9,003)
Net cash provided by (used in) financing activities	52,915	(17,621)
Change in cash, cash equivalents, and restricted cash	13,175	(60,019)
Cash, cash equivalents, and restricted cash at beginning of period	47,715	95,352
Cash, cash equivalents, and restricted cash at end of period	60,890	35,333
Supplemental information:
Cash paid for interest (net of amounts capitalized)	3,352	1,251
Supplemental disclosure of non-cash activities:
Accrued payables for investments in utility plant	29,737	28,367
Utility plant contribution by developers	$ 4,111	$ 4,518