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v3.21.1

Basis of Presentation and General Information (Details Narrative) | 3 Months Ended | 11 Months Ended |
--- | --- | --- | ---
Mar. 27, 2019 USD ($) shares | Nov. 27, 2018 | Dec. 31, 2020
Property, Plant and Equipment [Line Items] |  |  |
Number of vessels |  |  | 14
Reverse unit split, description | one for seven reverse unit split |  |
Transaction agreement with DSS Holdings L.P. [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Date of transaction agreement |  | November 27, 2018 |
Closing date of Transaction agreement | March 27, 2019 |  |
Transaction agreement with DSS Holdings L.P. [Member] | DSS Loan [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Expiration period of line of credit | 5 years |  |
Credit facility, maximum borrowing capacity | $ 360,000 |  |
Transaction agreement with DSS Holdings L.P. [Member] | Athena renamed to Diamond S [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Partnership contribution of the Crude and Product tanker business | the Partnership agreed to contribute to Athena the Crude and Product tanker business, associated inventories, $10,000 in cash plus prorated charter hire and net payments received from February 20, 2019 onwards with specific arrangements relating to the funding of working capital |  |
Cash received | $ 10,000 |  |
Shares to be distributed | shares | 12,725,000 |  |
Neo Panamax Container Carrier Vessels [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Number of vessels |  |  | 13
Capesize Bulk Carrier [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Number of vessels |  |  | 1

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