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Spin-off Transaction Spin-off Transactions (Details)
Oct. 27, 2015
Oct. 05, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jul. 10, 2015
USD ($)
Line of Credit Facility [Line Items]        
Maximum amount to be received from sale of nationalized assets     $ 150,000,000.0  
EESLP        
Line of Credit Facility [Line Items]        
Receivable payment following qualified capital raise     25,000,000.0  
EESLP        
Line of Credit Facility [Line Items]        
Qualified capital raise from unsecured debt offerings or equity issuances     $ 250,000,000.0  
Subsequent Events        
Line of Credit Facility [Line Items]        
Number of shares of Exterran Corporation common stock received per common stock held 0.5      
Exterran Corporation Credit Agreement | Subsequent Events | Exterran Corporation        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity   $ 925,000,000.0    
Term Loan Facility | Exterran Corporation Credit Agreement | Subsequent Events | Exterran Corporation        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity   245,000,000.0    
Revolving Credit Facility | Archrock Credit Agreement        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity       $ 300,000,000.0
Revolving Credit Facility | Archrock Credit Agreement | Subsequent Events        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity   350,000,000.0    
Revolving Credit Facility | Exterran Corporation Credit Agreement | Exterran Corporation        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity       $ 750,000,000.0
Revolving Credit Facility | Exterran Corporation Credit Agreement | Subsequent Events | Exterran Corporation        
Line of Credit Facility [Line Items]        
Revolving credit facility borrowing capacity   $ 680,000,000.0