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Basis of Presentation and General Information - Schedule of Ownership and Operation of Tanker Vessels (Details) - Vessels [Member] | 12 Months Ended
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Dec. 31, 2020 Integer
Secondone Corporation Ltd [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | May 23, 2007 |
Vessel | Northsea Alpha |
DWT | 8,615 |
Year built | 2010 |
Acquisition date | May 28, 2010 |
Thirdone Corporation Ltd [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | May 23, 2007 |
Vessel | Northsea Beta |
DWT | 8,647 |
Year built | 2010 |
Acquisition date | May 25, 2010 |
Fourthone Corporation Ltd [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | May 30, 2007 |
Vessel | Pyxis Malou |
DWT | 50,667 |
Year built | 2009 |
Acquisition date | Feb. 16, 2009 |
Sixthone Corp [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | Jan. 15, 2010 |
Vessel | Pyxis Delta | [1]
DWT | 46,616 |
Year built | 2006 |
Acquisition date | Mar. 04, 2010 |
Seventhone Corp [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | May 31, 2011 |
Vessel | Pyxis Theta |
DWT | 51,795 |
Year built | 2013 |
Acquisition date | Sep. 16, 2013 |
Eighthone Corp [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Entity incorporation date of incorporation | Feb. 08, 2013 |
Vessel | Pyxis Epsilon |
DWT | 50,295 |
Year built | 2015 |
Acquisition date | Jan. 14, 2015 |
[1] | Pyxis Delta, which was owned by Sixthone Corp. ("Sixthone"), was sold to an unaffiliated third party on January 13, 2020

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- Definition Vessel built year. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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