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Note 5 - Vessels, Net (Details) - Summary of Vessels (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Summary of Vessels [Abstract]      
Balance, January 1, 2012 $ 307,131,051 $ 326,449,124  
Balance, January 1, 2012 (100,196,305) (89,385,246)  
Balance, January 1, 2012 206,934,746 237,063,878  
Balance - Costs 137,960,194 307,131,051 326,449,124
Balance - Accumulated Depreciation (32,496,457) (100,196,305) (89,385,246)
Balance - Net Book Value 105,463,737 206,934,746 237,063,878
Depreciation for Year - Accumulated Depreciation (19,983,772) (17,385,608) (18,348,556)
Depreciation for Year - Net Book Value (19,983,772) (17,385,608) (18,348,556)
Sale of Vessels - Costs (20,272,071) (19,318,073)  
Sale of Vessels - Net Book Value (9,257,837) (12,743,524)  
Sale of Vessels - Accumulated Depreciation 11,014,234 6,574,549  
- Purchase of vessels 5,978,062    
- Purchase of vessels 5,978,062    
- Impairment loss (154,876,848)    
- Impairment loss (78,207,462)    
- Impairment loss $ 76,669,386