XML 83 R50.htm IDEA: XBRL DOCUMENT v3.8.0.1
Commitments and Contingencies (Details)
 12 Months Ended
Dec. 31, 2017
USD ($)
Dec. 20, 2017
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2013
USD ($)
Property, Plant and Equipment [Line Items]          
Charter Hire Commission payable to the Management company 1.25%        
Commission payable over the minimum contractual charter revenues $ 18,867,000        
Daily management fee $ 2,800   $ 2,700 $ 2,700 $ 2,500
Inflation rate adjustment to management fees 3.00%        
Arctic Aurora | Statoil ASA          
Property, Plant and Equipment [Line Items]          
Time charter contract   3 years      
Expected commencement date   Q3 2018      
Charter agreement description of terms   This new charter, which is expected to commence in the third quarter of 2018, will be in direct continuation of the current charter with Statoil (interrupted only by the vessel's mandatory statutory class five-year special survey and dry-docking) and will have a firm period of about three years. Statoil will have the option to extend the new charter by two consecutive 12-month periods at escalated rates.      
Arctic Aurora | Statoil ASA | Option to extend at escalated rates          
Property, Plant and Equipment [Line Items]          
Time charter contract extension term   12 months      
Time charter contract extension periods   2