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Vessels and other fixed assets, net (Details Narrative) $ / shares in Units, $ in Thousands | 1 Months Ended | 2 Months Ended | 3 Months Ended | 5 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jan. 26, 2021 USD ($) shares | Mar. 03, 2021 USD ($) | Mar. 16, 2021 shares | May 19, 2021 shares | Dec. 31, 2021 USD ($) shares | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Feb. 02, 2021 $ / shares shares
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of vessels owned |  |  |  |  | 128 |  |  |
Property, Plant and Equipment, Net |  |  |  |  | $ 3,013,038 | $ 2,877,119 |  |
Payments to Acquire Property, Plant, and Equipment |  |  |  |  | 130,147 | 72,059 | $ 347,140 |
Asset Impairment Charges |  |  |  |  | $ 0 | $ 0 | 3,411 |
Eneti Warrant [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Common Stock, Shares Authorized | shares |  |  |  |  |  |  |  | 3,000,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares |  |  |  |  |  |  |  | 3,000,000
Exercise price | $ / shares |  |  |  |  |  |  |  | $ 0.01
Star Bovarius Star Subaru Star Capoeira Star Carioca Star Lambada And Star Macarena [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Delivery Date |  |  |  |  | March 16, 2021 |  |  |
Number of shares issued as part of the consideration | shares |  |  | 2,649,203 |  |  |  |  |
Star Athena [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Delivery Date |  |  |  |  | May 19, 2021 |  |  |
Number of shares issued as part of the consideration | shares |  |  |  | 350,797 |  |  |  |
Lease Agreements [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of vessels owned |  |  |  |  | 35 |  |  |
Property, Plant and Equipment, Net |  |  |  |  | $ 818,845 |  |  |
Star Marilena, Star Bueno and Star Borneo [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of operating vessels acquired | 3 |  |  |  |  |  |  |
Delivery Date | January 26, 2021 |  |  |  |  |  |  |
Payments to Acquire Property, Plant, and Equipment | $ 39,000 |  |  |  |  |  |  |
Number of shares issued as part of the consideration | shares | 2,100,000 |  |  |  | 2,100,000 |  |  |
Eneti Acquisition Vessels [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of operating vessels acquired |  |  |  |  |  |  |  | 7
Kamsarmax Vessels [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of vessels acquired |  | 2 |  |  |  |  |  |
Vessel capacity |  | 82,000 |  |  |  |  |  |
Purchase price |  | $ 55,000 |  |  |  |  |  |
Star Elizabeth I [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Delivery Date |  |  |  |  | May 25, 2021 |  |  |
Star Pavlina I [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Delivery Date |  |  |  |  | June 16, 2021 |  |  |
Star Gamma And Star Anna [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Asset Impairment Charges |  |  |  |  |  |  | $ 3,411 |
First-priority mortgage [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Number of vessels owned |  |  |  |  | 88 |  |  |
Debt Instrument, Collateral Amount |  |  |  |  | $ 2,135,408 |  |  |
Second-priority mortgage [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Collateral Amount |  |  |  |  | $ 616,578 |  |  |

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