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Equity Incentive Compensation Plans and Other Benefit Plans (Equity Incentive Plans) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 16, 2013
Dec. 16, 2013
May. 31, 2010
May. 31, 2005
Share-based Compensation Arrangement by Share-based Payment Award        
Employee participation in 401(k) Plan (as a percent)   93.00%    
Company's contributions to 401(k) Plan, net of forfeitures   $ 2    
Term of options granted under plan   10 years    
Total compensation cost   $ 12    
Scenerio one        
Share-based Compensation Arrangement by Share-based Payment Award        
Vesting rate based on plan (as a percent)   25.00%    
Vesting period based on plan (in years)   4 years    
Scenerio two        
Share-based Compensation Arrangement by Share-based Payment Award        
Vesting rate based on plan (as a percent)   100.00%    
Vesting period based on plan (in years)   3 years    
Class A | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award        
Options may not be less than fair market value of Common Stock on the date of grant (in shares) 1 1    
2010 Equity Incentive Plan | Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of common stock shares available for grant     1,000,000  
2005 Equity Incentive Plan | Class A        
Share-based Compensation Arrangement by Share-based Payment Award        
Number of common stock shares available for grant       2,900,000
Linn Energy LLC and LinnCo        
Share-based Compensation Arrangement by Share-based Payment Award        
Exchange ratio 100.13%      
Berry and LinnCo        
Share-based Compensation Arrangement by Share-based Payment Award        
Exchange ratio 168.00%