Income Taxes (Details) $ in Billions	Dec. 31, 2022 USD ($)
Tax Credit Carryforward [Line Items]
Other carryforwards	$ 4.3
American Airlines, Inc.
Tax Credit Carryforward [Line Items]
Other carryforwards	3.5
Federal
Tax Credit Carryforward [Line Items]
NOL carryforwards	16.2
Operating loss carryforwards and other carryforwards, subject to expiration	5.9
Operating loss carryforwards and other carryforwards, not subject to expiration	14.6
Federal | American Airlines, Inc.
Tax Credit Carryforward [Line Items]
NOL carryforwards	16.1
Operating loss carryforwards and other carryforwards, subject to expiration	6.2
Operating loss carryforwards and other carryforwards, not subject to expiration	13.4
State
Tax Credit Carryforward [Line Items]
NOL carryforward subject to expiration	6.0
State | American Airlines, Inc.
Tax Credit Carryforward [Line Items]
NOL carryforward subject to expiration	$ 5.9