CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 20,968	$ 17,828
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	13,401	12,900
Provision for Deferred Income Taxes and Investment Tax Credits	(3,256)	(7,852)
Equity Portion of Allowance for Funds Used During Construction (AFUDC)	(532)	(1,171)
Cash Surrender Value of Life Insurance	445	(109)
Stock Compensation Expense	909	760
Gain on Sale of Subsidiary	(5,232)
Changes in Assets and Liabilities:
Accounts Receivable	682	1,289
Unbilled Revenues	(3,016)	(1,752)
Materials & Supplies	(349)	451
Prepayments	(1,195)	(1,572)
Accounts Payable	3,124	(7,343)
Accrued Taxes	3,893	2,082
Accrued Interest	170	31
Employee Benefit Plans	(1,310)	790
Unearned Revenue & Advanced Service Fees	165	149
Other Assets and Liabilities	(2,006)	(1,902)
NET CASH PROVIDED BY OPERATING ACTIVITIES	26,861	14,579
CASH FLOWS FROM INVESTING ACTIVITIES:
Utility Plant Expenditures, Including AFUDC of $394 in 2022 and $860 in 2021	(39,343)	(46,500)
Proceeds from Sale of Subsiary	3,122
NET CASH USED IN INVESTING ACTIVITIES	(36,221)	(46,500)
CASH FLOWS FROM FINANCING ACTIVITIES:
Redemption of Long-term Debt	(2,162)	(2,332)
Proceeds from Issuance of Long-term Debt	2,287	1,595
Net Short-term Bank Borrowings	14,500	29,500
Deferred Debt Issuance Expense	(82)	(14)
Proceeds from Issuance of Common Stock	7,039	596
Payment of Common Dividends	(10,184)	(9,527)
Payment of Preferred Dividends	(60)	(60)
Construction Advances and Contributions-Net	(1,191)	7,946
NET CASH PROVIDED BY FINANCING ACTIVITIES	10,147	27,704
NET CHANGES IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	787	(4,217)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD	3,533	10,406
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	4,320	6,189
SUPPLEMENTAL DISCLOSURE OF NON-CASH ACTIVITY:
Utility Plant received as Construction Advances and Contributions	4,321	3,357
Non-Cash Consideration for Sale of Subsidiary	2,100
Cash Paid During the Year for:
Interest	4,245	3,975
Interest Capitalized	394	860
Income Taxes	$ 575	$ 2,320