XML 75 R69.htm IDEA: XBRL DOCUMENT v3.20.1
Note 17 - Discontinued Operations - Results of Discontinued Operations (Details) (Parentheticals) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Drybulk Fleet [Member]      
General and administrative expenses, related party $ 731,456 $ 693,524
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member]      
Commissions - related party 324,178 253,503
Vessel operating expenses - related party $ 115,026 $ 102,131