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Other Current and Non-current Assets - Narratives (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Apr. 09, 2024 | Jun. 30, 2023 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Other Current and Non-current Assets |  |  |  |  |  |  |
Marketable securities, fair value |  |  | $ 107,919 |  | $ 107,919 |  | $ 60,850
Gain/loss on investment |  |  | 14,734 | $ 2,224 | 17,217 | $ 13,203 |
Dividend income |  |  | $ 313 | $ 3,052 | $ 679 | $ 3,984 |
SBLK Common Stock |  |  |  |  |  |  |
Other Current and Non-current Assets |  |  |  |  |  |  |
Number of shares of marketable securities acquired |  |  |  |  | 2,185,967 |  |
Amount paid to acquire marketable securities |  |  |  |  | $ 29,900 |  |
Marketable securities owned |  |  | 6,256,181 |  | 6,256,181 |  |
Eagle Bulk Shipping Inc. | SBLK Common Stock |  |  |  |  |  |  |
Other Current and Non-current Assets |  |  |  |  |  |  |
Common stock of SBLK received in exchange for each share of EGLE common stock owned | 2.6211 |  |  |  |  |  |
Eagle Bulk Shipping Inc. |  |  |  |  |  |  |
Other Current and Non-current Assets |  |  |  |  |  |  |
Number of shares of marketable securities acquired |  | 1,552,865 |  |  |  |  |
Amount paid to acquire marketable securities |  | $ 68,200 |  |  |  |  |
Marketable securities, fair value |  |  | $ 107,900 |  | $ 107,900 |  | $ 60,900
Related party | Virage | Eagle Bulk Shipping Inc. |  |  |  |  |  |  |
Other Current and Non-current Assets |  |  |  |  |  |  |
Amount paid to acquire marketable securities |  | $ 24,400 |  |  |  |  |

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