Commitments, Contingencies and Guarantees (Unrecorded Unconditional Purchase Obligations) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Facility Construction or Improvement Contracts [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	$ 34
2015	21
2016	0
2017	0
2018	0
2019 and Thereafter	0
Total unrecorded unconditional purchase obligation	55
Information Technology Support Contract [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	129
2015	118
2016	104
2017	87
2018	87
2019 and Thereafter	74
Total unrecorded unconditional purchase obligation	599
Capacity Purchase Arrangements [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	1,666	[1]
2015	1,678	[1]
2016	1,537	[1]
2017	1,249	[1]
2018	1,061	[1]
2019 and Thereafter	5,005	[1]
Total unrecorded unconditional purchase obligation	12,196	[1]
Obligations Related to Aircraft to be Leased [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	317
2015	289
2016	220
2017	186
2018	143
2019 and Thereafter	261
AA [Member] | Facility Construction or Improvement Contracts [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	34
2015	21
2016	0
2017	0
2018	0
2019 and Thereafter	0
Total unrecorded unconditional purchase obligation	55
AA [Member] | Information Technology Support Contract [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	129
2015	118
2016	104
2017	87
2018	87
2019 and Thereafter	74
Total unrecorded unconditional purchase obligation	599
AA [Member] | Capacity Purchase Arrangements [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2014	521	[2]
2015	670	[2]
2016	676	[2]
2017	520	[2]
2018	511	[2]
2019 and Thereafter	3,849	[2]
Total unrecorded unconditional purchase obligation	$ 6,747	[2]

[1] Represents minimum payments under capacity purchase agreements with third-party regional carriers. These commitments are estimates of costs based on assumed minimum levels of flying under the capacity purchase agreements and our actual payments could differ materially. These obligations also include the portion of the Company's future obligations related to aircraft deemed to be leased in the amount of approximately $317 million in 2014, $289 million in 2015, $220 million in 2016, $186 million in 2017, $143 million in 2018 and $261 million in 2019 and thereafter.

[2] Represents minimum payments under capacity purchase agreements with third-party regional carriers. These commitments are estimates of costs based on assumed minimum levels of flying under the capacity purchase agreements and our actual payments could differ materially.