XML 52 R41.htm IDEA: XBRL DOCUMENT v3.7.0.1
Acquisitions - Narrative (Details) - USD ($)
$ in Thousands
4 Months Ended 6 Months Ended
Feb. 22, 2017
Jun. 30, 2017
Aug. 31, 2017
Jun. 30, 2017
Jun. 30, 2016
Business Acquisition [Line Items]          
Payments for property, plant and equipment       $ 19,756 $ 27,844
Excess purchase price over carrying value of acquired assets       $ 7,887 $ 0
MEH South Texas Terminals LLC          
Business Acquisition [Line Items]          
Percentage of voting interests acquired 100.00%        
Purchase price $ 27,420        
Excess purchase price over carrying value of acquired assets $ 7,887        
Excess purchase price over carrying value of acquired assets, percentage 3.00%        
Martin Resource Management | MEH South Texas Terminals LLC          
Business Acquisition [Line Items]          
Obligation to repay construction costs in excess of stated amount $ 8,580        
Asset under Construction | MEH South Texas Terminals LLC          
Business Acquisition [Line Items]          
Payments for property, plant and equipment   $ 4,779      
Asset under Construction | Scenario, Forecast | MEH South Texas Terminals LLC          
Business Acquisition [Line Items]          
Payments for property, plant and equipment     $ 8,580