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Regional Expenses (Transactions with Related Party) (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Related Party Transaction [Line Items]      
Number of flights per day 6,700    
AA [Member]
     
Related Party Transaction [Line Items]      
Number of flights per day 1,811    
AA [Member] | AMR Eagle [Member]
     
Related Party Transaction [Line Items]      
Number of flights per day 1,400    
Airline Destination, Number of Destinations 170    
Related Party Transaction, Revenue Reported by Related Party $ 1,200,000,000    
AA [Member] | AMR Eagle [Member] | Regional Expenses [Member]
     
Related Party Transaction [Line Items]      
Related Party Transaction, Expenses from Transactions with Related Party 109,000,000 128,000,000  
AA [Member] | AMR Eagle [Member] | Capacity Purchase Agreement [Member]
     
Related Party Transaction [Line Items]      
Proceeds from (Payments to) Related Party 1,000,000,000 1,100,000,000  
AA [Member] | AMR Eagle [Member] | Services to Related Party [Member]
     
Related Party Transaction [Line Items]      
Proceeds from (Payments to) Related Party $ 16,000,000 $ 16,000,000 $ 18,000,000