Annual report pursuant to Section 13 and 15(d)

RELATED PARTY TRANSACTIONS Schedule of Related Party Transactions (Details)

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RELATED PARTY TRANSACTIONS Schedule of Related Party Transactions (Details) - SEACOR - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Related Party Transaction [Line Items]      
Expenses from transactions with related party $ 578 $ 3,048 $ 3,367
Payroll costs for SEACOR personnel assigned to the Company and participation in SEACOR employee benefit plans, defined contribution plan and share award plans      
Related Party Transaction [Line Items]      
Expenses from transactions with related party 0 0 5
Shared services allocation for administrative support      
Related Party Transaction [Line Items]      
Expenses from transactions with related party 0 0 299
Shared services under the Amended and Restated Transition Services Agreement      
Related Party Transaction [Line Items]      
Expenses from transactions with related party $ 578 $ 3,048 $ 3,063