CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 12,100	$ 6,907
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:
Depreciation and Amortization	6,825	6,296
Provision for Deferred Income Taxes and Investment Tax Credits	(2,137)	(2,359)
Equity Portion of Allowance for Funds Used During Construction (AFUDC)	(202)	(732)
Cash Surrender Value of Life Insurance	187	27
Stock Compensation Expense	267	203
Gain on Sale of Subsidairy	(5,232)
Changes in Assets and Liabilities:
Accounts Receivable	1,831	1,860
Unbilled Revenues	(875)	(145)
Materials and Supplies	(11)	(81)
Prepayments	306	664
Accounts Payable	(3,066)	(6,029)
Accrued Taxes	5,408	3,887
Accrued Interest	(26)	173
Employee Benefit Plans	(653)	95
Unearned Revenue and Advanced Service Fees	(10)	(18)
Other Assets and Liabilities	(737)	(1,306)
NET CASH PROVIDED BY OPERATING ACTIVITIES	13,975	9,442
CASH FLOWS FROM INVESTING ACTIVITIES:
Utility Plant Expenditures, Including AFUDC of $175 in 2022, $531 in 2021	(16,631)	(22,033)
Proceeds from Sale of Subsidairy	3,122
NET CASH USED IN INVESTING ACTIVITIES	(13,509)	(22,033)
CASH FLOWS FROM FINANCING ACTIVITIES:
Redemption of Long-term Debt	(1,228)	(1,324)
Proceeds from Issuance of Long-term Debt	1,250	687
Net Short-term Bank Borrowings	2,000	11,000
Deferred Debt Issuance Expense	(9)	(2)
Proceeds from Issuance of Common Stock	2,906	322
Payment of Common Dividends	(5,087)	(4,762)
Payment of Preferred Dividends	(30)	(30)
Construction Advances and Contributions-Net	(507)	505
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(705)	6,396
NET CHANGES IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(239)	(6,195)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD	3,533	10,404
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	3,294	4,209
SUPPLEMENTAL DISCLOSURE OF NON-CASH ACTIVITY:
Utility Plant received as Construction Advances and Contributions	2,401	1,169
Non-Cash Consideration for Sale of Subsidiary	2,100
Cash Paid During the Year for:
Interest	2,038	1,726
Interest Capitalized	175	531
Income Taxes	$ 125