Commitments (Details 1) (USD $) In Millions, unless otherwise specified	Nov. 30, 2014
Schedule of Purchase Commitments [Line Items]
2015 (remainder)	$ 757
2016	1,271
2017	1,065
2018	1,428
2019	1,032
Thereafter	4,552
Total	10,105
Aircraft And Related Equipment Commitments [Member]
Schedule of Purchase Commitments [Line Items]
2015 (remainder)	709
2016	1,230
2017	1,033
2018	1,402
2019	1,022
Thereafter	4,472
Total	9,868
Other Commitments [Member]
Schedule of Purchase Commitments [Line Items]
2015 (remainder)	48	[1]
2016	41	[1]
2017	32	[1]
2018	26	[1]
2019	10	[1]
Thereafter	80	[1]
Total	$ 237	[1]

[1] Primarily advertising and promotions contracts.