v2.4.0.6
Commitments (Details 4) (USD $)
In Millions, unless otherwise specified
Nov. 30, 2011
Schedule of Future Minimum Operating Lease Payments [Line Items]  
2012 (remainder) $ 1,061
2013 1,785
2014 1,592
2015 1,443
2016 1,271
Thereafter 6,724
Total 13,876
Aircraft and Related Equipment [Member]
 
Schedule of Future Minimum Operating Lease Payments [Line Items]  
2012 (remainder) 370
2013 499
2014 473
2015 455
2016 458
Thereafter 1,545
Total 3,800
Facilities and Other [Member]
 
Schedule of Future Minimum Operating Lease Payments [Line Items]  
2012 (remainder) 691
2013 1,286
2014 1,119
2015 988
2016 813
Thereafter 5,179
Total $ 10,076