XML 38 R31.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note 5 - Long-term Debt - Summary of Long-term Debt (Details) - USD ($)
Jun. 30, 2018
Dec. 31, 2017
Long-term debt, gross $ 32,697,000 $ 35,590,000
Less: Current portion (3,912,000) (4,699,028)
Long-term portion 28,785,000 30,890,972
Deferred Charges, current portion 126,098 142,767
Deferred charges, long-term portion 188,511 196,619
Long-term debt, current portion net of deferred charges 3,785,902 4,556,261
Long-term debt, long-term portion net of deferred charges 28,596,489 30,694,353
Debt discount, current portion (586,009) (353,000)
Debt discount, long-term portion (1,155,962) (883,112)
Long-term debt, current portion net of deferred charges and debt discount 3,199,893 4,203,261
Long-term debt, long-term portion net of deferred charges and debt discount 27,440,527 29,811,241
Allendale Investments S.A. [Member]    
Long-term debt, gross 7,900,000 7,900,000
Oinousses Navigation Ltd., Corfu Navigation Ltd., Bridge Shipping Ltd., and Athens Shipping Ltd. [Member]    
Long-term debt, gross 16,500,000 17,500,000
Noumea Shipping Ltd. Borrower [Member]    
Long-term debt, gross 3,947,000 5,640,000
Gregos Shipping Ltd [Member]    
Long-term debt, gross $ 4,350,000 $ 4,550,000