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Statements of Income (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Statements of Income [Abstract] |  |  |  |
OPERATING REVENUES: | $ 13,801 | $ 13,320 | $ 26,882 | $ 26,197
OPERATING EXPENSES: |  |  |  |
Operation and maintenance | 2,949 | 2,618 | 5,755 | 5,281
Administrative and general | 2,441 | 2,072 | 4,852 | 4,316
Depreciation and amortization | 2,198 | 2,043 | 4,372 | 4,067
Taxes other than income taxes | 311 | 294 | 647 | 624
Operating expenses | 7,899 | 7,027 | 15,626 | 14,288
Operating income | 5,902 | 6,293 | 11,256 | 11,909
OTHER INCOME (EXPENSES): |  |  |  |
Interest on debt | (1,222) | (1,156) | (2,436) | (2,351)
Allowance for funds used during construction | 311 | 114 | 573 | 215
Other pension costs | (303) | (340) | (607) | (681)
Gain on life insurance | 0 | 0 | 0 | 515
Other income (expenses), net | (44) | (121) | (145) | (246)
Other income (expenses) | (1,258) | (1,503) | (2,615) | (2,548)
Income before income taxes | 4,644 | 4,790 | 8,641 | 9,361
Income taxes | 160 | 608 | 452 | 1,177
Net Income | $ 4,484 | $ 4,182 | $ 8,189 | $ 8,184
Basic Earnings Per Share (in dollars per share) | $ 0.35 | $ 0.32 | $ 0.63 | $ 0.63
Diluted Earnings Per Share (in dollars per share) | $ 0.35 | $ 0.32 | $ 0.63 | $ 0.63

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