v3.5.0.2
ACQUISITIONS - Narrative (Details) - USD ($)
$ in Thousands
2 Months Ended 5 Months Ended 9 Months Ended
Feb. 27, 2015
Feb. 27, 2015
Dec. 31, 2015
Sep. 30, 2015
Acquisitions        
Cash consideration       $ 99,500
Legacy System contributed by Azure        
Acquisitions        
Aggregate consideration transferred $ 162,500      
IDR units issued as payment (in shares) 90      
Increase in partners' capital, excess of the historical carrying value over the consideration paid $ 51,700      
The Partnership (acquiree)        
Acquisitions        
Other Significant Noncash Transaction, Value of Consideration Given     $ 700  
The Partnership (acquiree) | Pro Forma | The Partnership (acquiree)        
Acquisitions        
Transaction related expenses prior to the Transactions date   $ 2,600    
Azure | Legacy System contributed by Azure        
Acquisitions        
Aggregate consideration transferred 162,500      
Cash consideration $ 99,500      
IDR units issued as payment (in shares) 90