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Financial Instruments and Fair Value Disclosures (Narrative) (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Carrying value | $ 175,000 | $ 175,000
Finance lease liabilities, carrying value | 109,073 |
Finance lease liabilities, fair value | 106,159 |
8.375% Senior Unsecured Bond. |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Carrying value | 175,000 |
8.375% Senior Unsecured Bond. | Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value | $ 180,688 |

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