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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:      
Net Income $ 38,425 $ 33,888 $ 32,452
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:      
Depreciation and Amortization 20,838 17,232 15,780
Provision for Deferred Income Taxes (13,490) (11,719) (8,724)
Equity Portion of Allowance for Funds Used During Construction (AFUDC) (2,503) (1,997) (919)
Cash Surrender Value of Life Insurance (391) (252) 27
Stock Compensation Expense 1,096 637 1,084
Changes in Assets and Liabilities:      
Accounts Receivable (2,661) (146) (977)
Unbilled Revenues 118 110 (294)
Materials & Supplies 333 (34) (1,293)
Prepayments (519) 277 (236)
Accounts Payable 7,137 3,981 5,396
Accrued Taxes 2,503 (6,595) 2,812
Accrued Interest 106 742 196
Employee Benefit Plans (1,377) (1,112) (2,114)
Unearned Revenue & Advanced Service Fees 44 175 85
Other Assets and Liabilities 3,696 866 2,589
NET CASH PROVIDED BY OPERATING ACTIVITIES 53,355 36,053 45,864
CASH FLOWS FROM INVESTING ACTIVITIES:      
Utility Plant Expenditures, Including AFUDC of $1,513 in 2020, $1,149 in 2019 and $443 in 2018 (105,619) (89,125) (72,094)
NET CASH USED IN INVESTING ACTIVITIES (105,619) (89,125) (72,094)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Redemption of Long-term Debt (7,472) (7,343) (7,024)
Proceeds from Issuance of Long-term Debt 50,316 78,967 22,076
Proceeds from Premium Issuance of Long-term Debt 7,083
Net Short-term Bank Borrowings (18,000) (28,500) 20,500
Deferred Debt Issuance Expense (148) (769) (880)
Common Stock Issuance Expense (37) (357)
Proceeds from Issuance of Common Stock 1,230 56,784 1,150
Payment of Common Dividends (18,178) (16,165) (14,930)
Payment of Preferred Dividends (120) (132) (144)
Construction Advances and Contributions-Net 8,578 4,342 4,746
NET CASH PROVIDED BY FINANCING ACTIVITIES 16,169 93,910 25,494
NET CHANGES IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH (36,095) 40,838 (736)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD 46,499 5,661 6,397
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD 10,404 46,499 5,661
SUPPLEMENTAL DISCLOSURE OF NON-CASH ACTIVITY:      
Utility Plant received as Construction Advances and Contributions 5,080 7,770 3,835
Long-term Debt Deobligation 258 130
Cash Paid During the Year for:      
Interest 7,644 6,938 6,113
Interest Capitalized 1,513 1,149 443
Income Taxes $ 2,509 $ 10,339 $ 4,689