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Vessels - Additional Information (Details) - USD ($) |  | 1 Months Ended | 6 Months Ended | 9 Months Ended | 11 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Dec. 24, 2019 | Dec. 31, 2019 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2021 | Nov. 29, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
Management fees to related parties |  |  | $ 411,000 |  |  | $ 74,000 |  |  |  |
OceanPal Inc. Predecessors |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |  |  |
sale price | $ 7,275,000 |  |  |  |  |  |  |  |  |
Vessel impairment charges |  | $ 3,047,978 |  |  |  |  |  |  |  | $ 3,047,978
Management fees to related parties |  |  |  | $ 377,671 | $ 378,000 |  | $ 683,121 | $ 7,330,000 | $ 756,000 | $ 728,300
Vessel fair value adjustment |  |  |  |  |  |  |  |  | $ 200,500 |

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- Definition Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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