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Other Current Assets - Additional Information (Detail) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Prepaid insurance premiums $ 290,260 $ 87,922
Prepaid expenses for vessel fuel 354,627 396,907
Deferred financing fees 66,330 205,608
Prepaid operating costs $ 313,866 $ 82,223