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CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
CONSOLIDATED STATEMENTS OF INCOME [Abstract] |  |  |
Operating Revenues | $ 126,025 | $ 117,139 | $ 114,846
Operating Expenses: |  |  |
Operations and Maintenance | 65,167 | 59,129 | 60,748
Depreciation | 12,051 | 11,444 | 10,988
Other Taxes | 12,967 | 12,174 | 12,140
Total Operating Expenses | 90,185 | 82,747 | 83,876
Operating Income | 35,840 | 34,392 | 30,970
Other Income (Expense): |  |  |
Allowance for Funds Used During Construction | 380 | 317 | 314
Other Income | 208 | 281 | 183
Other Expense | (295) | (1,001) | (406)
Total Other Income, net | 293 | (403) | 91
Interest Charges | 5,554 | 5,607 | 5,807
Income before Income Taxes | 30,579 | 28,382 | 25,254
Income Taxes | 10,551 | 9,937 | 8,621
Net Income | 20,028 | 18,445 | 16,633
Preferred Stock Dividend Requirements | 144 | 151 | 190
Earnings Applicable to Common Stock | $ 19,884 | $ 18,294 | $ 16,443
Earnings per share of Common Stock: |  |  |
Basic | $ 1.23 | $ 1.14 | $ 1.04
Diluted | $ 1.22 | $ 1.13 | $ 1.03
Average Number of Common Shares Outstanding : |  |  |
Basic | 16,175 | 16,052 | 15,868
Diluted | 16,331 | 16,226 | 16,110
Cash Dividends Paid per Common Share (in dollars per share) | $ 0.776 | $ 0.763 | $ 0.753

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