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Note 4 - Vessels, Net (Tables)
6 Months Ended
Jun. 30, 2015
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
   

 

Costs

 

Accumulated

Depreciation

 

Net Book

Value

Balance, January 1, 2015     140,389,916       (29,239,689 )     111,150,227  
Depreciation for the period     -       (5,780,952 )     (5,780,952 )
Balance, June 30, 2015     140,389,916       (35,020,641 )     105,369,275