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Related Party Transactions (Details)
3 Months Ended
Mar. 31, 2017
USD ($)
Term
$ / Car
Mar. 31, 2016
USD ($)
Dec. 31, 2016
USD ($)
Related party transactions      
Document Period End Date Mar. 31, 2017    
Affiliate of General Partner      
Related party transactions      
Payroll, payroll-related expenses and other employee related benefits $ 7,000,000 $ 7,200,000  
Due From (To) Affiliates, Net $ 18,300,000   $ (100,000)
Services and Offtake Agreement | Affiliate of General Partner      
Related party transactions      
Extended term of agreement 1 year    
Services and Offtake Agreement | CF Industries      
Related party transactions      
Allocated expenses $ 3,900,000 3,900,000  
Lease Agreements | Affiliate of General Partner      
Related party transactions      
Rental income received $ 100,000 $ 100,000  
Lease Agreements | Affiliate of General Partner | Ammonia assets      
Related party transactions      
Term of agreement 5 years    
Related Party Transaction Number of Extensions Possible in Agreement Term | Term 3    
Base quarterly rent of leased asset $ 100,000    
Lease Agreements | Affiliate of General Partner | Rail cars      
Related party transactions      
Extended term of agreement 1 year    
Term of agreement 1 year    
Quarterly rent per leased asset (in dollars per car) | $ / Car 3,600