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Basis of Presentation and General Information: (Details Narrative)
 6 Months Ended
Jun. 30, 2020
SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Line Items]  
Date of Incorporation Dec. 13, 2006
Number of vessels owned 116
Combined carrying capacity [Member]  
SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Line Items]  
DWT 12,900,000
Minimum [Member]  
SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Line Items]  
DWT 52,000
Maximum [Member]  
SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Line Items]  
DWT 210,000