XML 103 R82.htm IDEA: XBRL DOCUMENT v3.3.1.900
Accrued Expenses - Components of Accrued Expenses (Detail) - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Payables and Accruals [Abstract]    
Compensation and bonuses $ 866,551 $ 1,451
Vessel operations 1,528,478 1,525,513
Professional services 942,604 465,000
Interest 828,888  
Accrued insurance payable   304,584
Other operating 98,935 91,414
Total accrued expenses $ 4,265,456 $ 2,387,962