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Transactions Related to the Partnership (Details)
hp in Thousands
 1 Months Ended 12 Months Ended
Apr. 10, 2014
shares
May 31, 2015
USD ($)
Apr. 30, 2015
USD ($)
hp
compressor_unit
customer
shares
Apr. 30, 2014
USD ($)
shares
Mar. 31, 2013
USD ($)
hp
compressor_unit
customer
shares
Dec. 31, 2015
USD ($)
shares
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Transactions related to the partnership                
Net proceeds from the sale of Partnership units | $           $ 1,164,000 $ 169,471,000 $ 0
Exterran Partners, L.P. | Subsidiary                
Transactions related to the partnership                
Number of partnership customers with service agreements (customers) | customer     60   50      
Number of compressor units used to provide compression services (compressor units) | compressor_unit     238   363      
Horsepower of compressor units used to provide compression services (horse power) | hp     148   256      
Percentage of available horsepower of combined U.S. contract operations business from service agreements sold to the partnership     3.00%   8.00%      
Number of compressor units sold (compressor units) | compressor_unit     179   204      
Horsepower of compressor units sold (horsepower) | hp     66   99      
Consideration received from sales of assets | $     $ 102,300,000   $ 174,000,000      
Horsepower previously leased from related party and transferred to related party along with transferred contracts (horsepower) | hp         6      
Exterran Partners, L.P. | Common units                
Transactions related to the partnership                
Sale of common units (in units) | shares 6,200,000     6,210,000        
Net proceeds from the sale of Partnership units | $       $ 169,500,000        
Units issued (in units) | shares     4,000,000   7,100,000      
Exterran Partners, L.P. | Common units | Over-Allotment Option                
Transactions related to the partnership                
Sale of common units (in units) | shares       810,000        
Exterran Partners, L.P. | General partner units                
Transactions related to the partnership                
Units issued (in units) | shares     80,000   145,000      
General partner units issued and sold (in units) | shares 126,000     126,000        
Approximate general partner interest in limited partnership (as a percent)       2.00%        
Proceeds from issuance of general partner units | $       $ 3,600,000        
Exterran Partners, L.P. | Atm Agreements | Limited Partner                
Transactions related to the partnership                
Maximum aggregate offering price | $   $ 100,000,000.0            
Sale of common units (in units) | shares           49,774    
Net proceeds from the sale of Partnership units | $           $ 1,200,000