Transactions with Related Parties - Nature of Relationship (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Nov. 17, 2015
Dec. 31, 2014
Oct. 14, 2014
Dec. 31, 2015
Dec. 31, 2014
Related Party Transaction [Line Items]          
Limited partner interest (as a percent)       100.00% 100.00%
Limited Partner | USD Group LLC          
Related Party Transaction [Line Items]          
Limited partner interest (as a percent)     98.00%    
Limited Partner | USDG [Member]          
Related Party Transaction [Line Items]          
Limited partner interest (as a percent)       50.10%  
General Partner | USD Partners GP LLC          
Related Party Transaction [Line Items]          
General partner interest (as a percent)   2.00%      
General Partner          
Related Party Transaction [Line Items]          
Units issued       $ 335  
Units issued (in units)       34,053  
General Partner | Casper Crude to Rail, LLC          
Related Party Transaction [Line Items]          
Units issued $ 300        
Units issued (in units) 34,053