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v3.22.4

Quarterly Data - Unaudited (Details) - Schedule of financial information for each quarter - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021
Quarterly Data - Unaudited (Details) - Schedule of financial information for each quarter [Line Items] |  |  |  |  |  |  |  |  |  |
Operating Revenues (in Dollars) | $ 38,823 | $ 47,732 | $ 39,683 | $ 36,196 | $ 34,025 | $ 39,874 | $ 36,701 | $ 32,541 | $ 162,434 | $ 143,141
Gain on Sale of Subsidiary (in Dollars) |  |  |  | 5,232 |  |  |  |  | 5,232 |
Operating Income (in Dollars) | 8,146 | 16,575 | 10,088 | 12,523 | 6,339 | 11,424 | 9,814 | 5,634 | 47,332 | 33,211
Net Income (in Dollars) | $ 7,169 | $ 14,291 | $ 8,868 | $ 12,100 | $ 7,237 | $ 11,476 | $ 10,923 | $ 6,907 | $ 42,428 | $ 36,543
Basic Earnings per Share | $ 0.4 | $ 0.81 | $ 0.5 | $ 0.69 | $ 0.42 | $ 0.65 | $ 0.62 | $ 0.39 | $ 2.4 | $ 2.08
Diluted Earnings per Share | 0.4 | 0.81 | 0.5 | 0.68 | 0.41 | 0.65 | 0.62 | 0.39 | 2.39 | 2.07
Common Dividend Per Share | 0.3125 | 0.29 | 0.29 | 0.29 | 0.29 | 0.2725 | 0.2725 | 0.2725 | $ 1.1825 | $ 1.1075
Minimum [Member] |  |  |  |  |  |  |  |  |  |
Quarterly Data - Unaudited (Details) - Schedule of financial information for each quarter [Line Items] |  |  |  |  |  |  |  |  |  |
High/Low Common Stock Price | 74.2 | 77.08 | 75.77 | 94.56 | 119.37 | 116.4 | 88.61 | 85.92 |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |
Quarterly Data - Unaudited (Details) - Schedule of financial information for each quarter [Line Items] |  |  |  |  |  |  |  |  |  |
High/Low Common Stock Price | $ 95.82 | $ 96.19 | $ 108.27 | $ 121.1 | $ 98.12 | $ 81.02 | $ 77.31 | $ 67.09 |  |

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