Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
OPERATING ACTIVITIES:
Net income	$ 22,138	$ 19,635
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	45,608	31,576
Deferred income taxes	(977)	(2,939)
Stock-based compensation	1,260	1,604
Gain (Loss) on Sale of Properties	0	(745)
Changes in operating assets and liabilities:
Accounts receivable and accrued unbilled utility revenue	(23,081)	(11,275)
Accounts payable and other current liabilities	(9,012)	830
Accrued groundwater extraction charges, purchased water and power	9,403	3,931
Tax payable and receivable, and other accrued taxes	5,734	(41)
Postretirement benefits	4,295	1,942
Regulatory assets and liabilities related to balancing and memorandum accounts	(13,903)	6,237
Up-front service concession payment	(5,000)	0
Other noncurrent assets and noncurrent liabilities	(2,881)	(2,194)
Other changes, net	(1,244)	1,196
NET CASH PROVIDED BY OPERATING ACTIVITIES	32,340	49,757
INVESTING ACTIVITIES:
Company-funded	(74,081)	(62,330)
Contributions in aid of construction	(5,044)	(7,800)
Additions to real estate investments	(324)	(137)
Payments to retire utility plant, net of salvage	(1,649)	(3,009)
Proceeds from Sale of Property Held-for-sale	0	745
NET CASH USED IN INVESTING ACTIVITIES	(81,098)	(72,531)
FINANCING ACTIVITIES:
Borrowings on line of credit	89,196	66,000
Repayments on line of credit	(59,734)	(111,000)
Long-term borrowings	35,000	80,000
Repayments of long-term borrowings	(1,706)	0
Debt issuance and broker fee costs	(214)	(847)
Dividends paid	(18,240)	(17,060)
Receipts of advances and contributions in aid of construction	11,064	7,836
Refunds of advances for construction	(1,326)	(1,390)
Other changes, net	91	362
NET CASH PROVIDED BY FINANCING ACTIVITIES	54,131	23,901
NET CHANGE IN CASH AND CASH EQUIVALENTS	5,373	1,127
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	17,944	420,722
CASH AND CASH EQUIVALENTS, END OF PERIOD	23,317	421,849
Cash paid during the period for:
Interest	30,030	13,332
Income taxes	5	9,581
Supplemental disclosure of non-cash activities:
Change in accrued payables for construction costs capitalized	(4,166)	2,348
Utility property installed by developers	$ 3,154	$ (109)