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CONSOLIDATED STATEMENTS OF CAPITAL STOCK AND LONG-TERM DEBT (Parentheticals) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Dec. 31, 2021
Common stock, shares authorized | 40,000,000 | 40,000,000
Shares Outstanding | 17,671,000 | 17,642,000
Preferred stock, shares authorized (in Dollars) | $ 120 | $ 120
Preferred stock, shares outstanding | 20,000 | 20,000
Convertible Preferred Stock $7.00 Series |  |
Preferred stock, shares outstanding | 10,000 | 10,000
Nonredeemable Preferred Stock $7.00 Series |  |
Preferred stock, shares outstanding | 1,000 | 1,000
Nonredeemable Preferred Stock $4.75 Series |  |
Preferred stock, shares outstanding | 10,000 | 10,000
First Mortgage Bonds due 2023-2059 |  |
Long term debt maturity period | 2023-2059 |
First Mortgage Bonds due 2023-2059 | Minimum |  |
Interest rate | 0.00% |
First Mortgage Bonds due 2023-2059 | Maximum |  |
Interest rate | 5.50% |
Amortizing Secured Notes due 2028-2046 |  |
Long term debt maturity period | 2028-2046 |
Amortizing Secured Notes due 2028-2046 | Minimum |  |
Interest rate | 3.94% |
Amortizing Secured Notes due 2028-2046 | Maximum |  |
Interest rate | 7.05% |
State Revolving Trust Notes due 2025-2038 |  |
Long term debt maturity period | 2025-2038 |
State Revolving Trust Notes due 2025-2038 | Minimum |  |
Interest rate | 2.00% |
State Revolving Trust Notes due 2025-2038 | Maximum |  |
Interest rate | 4.22% |

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