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Stock-Based Compensation (Details) (USD $)
 3 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended
Mar. 31, 2014
Stock Options
Mar. 31, 2014
Stock Options
First anniversary vesting
Mar. 31, 2014
Stock Options
Second anniversary vesting
Mar. 31, 2014
Stock Options
Third anniversary vesting
Mar. 31, 2014
Stock Options
Maximum
Mar. 31, 2014
Restricted Stock, Restricted Stock Units, Performance Units, Cash Settled Restricted Stock Units and Cash Settled Performance Units
Mar. 31, 2014
Restricted Stock, Restricted Stock Units, Performance Units, Cash Settled Restricted Stock Units and Cash Settled Performance Units
First anniversary vesting
Mar. 31, 2014
Restricted Stock, Restricted Stock Units, Performance Units, Cash Settled Restricted Stock Units and Cash Settled Performance Units
Second anniversary vesting
Mar. 31, 2014
Restricted Stock, Restricted Stock Units, Performance Units, Cash Settled Restricted Stock Units and Cash Settled Performance Units
Third anniversary vesting
Mar. 31, 2014
Cash settled restricted stock units and cash settled performance units
Mar. 31, 2014
Restricted stock shares, restricted stock units and performance units
Mar. 31, 2014
Partnership Phantom Units
Exterran Partners, L.P.
Apr. 30, 2013
2013 Plan
Mar. 31, 2014
2013 Plan
Stock Options
Mar. 31, 2014
2013 Plan
Stock Appreciation Rights
Mar. 31, 2014
2013 Plan
Stock-settled award other than an option, stock appreciation right or award for which the recipient pays intrinsic value
Mar. 31, 2014
Employee Stock Purchase Plan
May 31, 2011
Employee Stock Purchase Plan
Mar. 31, 2014
Employee Stock Purchase Plan
Minimum
Mar. 31, 2014
Employee Stock Purchase Plan
Maximum
Mar. 31, 2014
Partnership Long-Term Incentive Plan
Exterran Partners, L.P.
Stock-Based Compensation                                          
Maximum number of shares available under the Plan                         6,500,000         1,000,000     1,035,378
Number of shares counted by each award                           1 1 1.75          
Expiration period         7 years                                
Vesting of awards per anniversary or year (as a percent)   33.33% 33.33% 33.33%     33.33% 33.33% 33.33%                        
Weighted average grant date fair value (in dollars per share) $ 14.47                                        
Weighted average assumptions                                          
Expected life 4 years 6 months                                        
Risk-free interest rate (as a percent) 1.33%                                        
Volatility (as a percent) 46.51%                                        
Dividend yield (as a percent) 1.50%                                        
Stock Options                                          
Options outstanding at the beginning of the period (in shares) 2,152,000                                        
Granted (in shares) 107,000                                        
Exercised (in shares) (410,000)                                        
Cancelled (in shares) (6,000)                                        
Options outstanding at the end of the period (in shares) 1,843,000                                        
Options exercisable at the end of the period (in shares) 1,416,000                                        
Weighted Average Exercise Price Per Share                                          
Options outstanding at the beginning of the period (in dollars per share) $ 28.27                                        
Granted (in dollars per share) $ 41.18                                        
Exercised (in dollars per share) $ 20.77                                        
Cancelled (in dollars per share) $ 63.34                                        
Options outstanding at end of period, (in dollars per share) $ 30.58                                        
Options exercisable at the end of period (in dollars per share) $ 33.21                                        
Weighted Average Remaining Life                                          
Outstanding at the end of the period 3 years 6 months                                        
Exercisable at the end of the period 2 years 10 months 24 days                                        
Aggregate Intrinsic Value                                          
Outstanding at the end of the period (in dollars) $ 33,101,000                                        
Exercisable at the end of the period (in dollars) 23,671,000                                        
Total intrinsic value of stock options exercised (in dollars) 7,900,000                                        
Unrecognized compensation                                          
Expected unrecognized compensation cost related to unvested stock options (in dollars) 2,800,000                                        
Expected unrecognized compensation cost related to unvested awards (in dollars)           36,100,000           2,400,000                  
Weighted-average period over which the expected unrecognized compensation cost related to unvested stock options will be recognized 2 years 1 month 6 days         2 years 1 month 6 days           2 years 4 months 24 days                  
Shares                                          
Non-vested awards at the beginning of the period (in shares)           1,672,000       223,000 1,091,000 85,000                  
Granted (in shares)           424,000           55,000                  
Vested (in shares)           (777,000)           (39,000)                  
Cancelled (in shares)           (5,000)                              
Non-vested awards at the end of the period (in shares)           1,314,000       223,000 1,091,000 101,000                  
Weighted Average Grant-Date Fair Value Per Share                                          
Non-vested awards at the beginning of the period (in dollars per share)           $ 18.97           $ 23.72                  
Granted (in dollars per share)           $ 41.18           $ 30.50                  
Vested (in dollars per share)           $ 20.19           $ 25.19                  
Cancelled (in dollars per share)           $ 21.27                              
Non-vested awards at the end of the period (in dollars per share)           $ 25.41           $ 26.84                  
Employee Stock Purchase Plan                                          
Maximum employee salary to purchase shares (in dollars)                                 $ 25,000        
Maximum percentage of employee eligible pay to purchase shares                                 10.00%        
Purchase price as a percent of the fair market value                                     85.00% 100.00%  
Remaining shares available for purchase                                 225,783        
Employee Stock Purchase plan discount from market price (as a percent)                                 5.00%