Basis of Presentation and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Estimated Useful Lives of Principal Property and Equipment

The estimated useful lives for the principal property and equipment classifications are as follows:

Principal Property and Equipment Classification	Estimated Useful Life
Aircraft, engines and related rotable parts		20 – 30 years
Buildings and improvements		Lesser of 5 – 30 years
Furniture, fixtures and other equipment		3 – 10 years
Capitalized software		5 – 10 years

Schedule of Amortizable Intangible Assets

The following table provides information relating to our amortizable intangible assets as of December 31, 2016 and 2015 (in millions):

	December 31,
	2016			2015
Domestic airport slots	$	365		$	365
Customer relationships		300			300
Marketing agreements		105			105
Tradenames		35			35
Airport gate leasehold rights		137			137
Accumulated amortization		(578	)		(502	)
Total	$	364		$	440

Schedule of Future Amortization Expense

We expect to record annual amortization expense for these intangible assets as follows (in millions):

2017	$	45
2018		41
2019		41
2020		41
2021		41
2022 and thereafter		155
Total	$	364

Components of Regional Expenses

Regional expenses consist of the following (in millions):

	Year Ended December 31,
	2016		2015		2014
Aircraft fuel and related taxes	$	1,109	$	1,230	$	2,009
Salaries, wages and benefits		1,333		1,187		1,140
Capacity purchases from third-party regional carriers (1)		1,538		1,651		1,494
Maintenance, materials and repairs		345		323		367
Other rent and landing fees		564		504		444
Aircraft rent		36		34		35
Selling expenses		347		333		307
Depreciation and amortization		301		252		217
Special items, net		14		29		24
Other		457		440		479
Total regional expenses	$	6,044	$	5,983	$	6,516

⁽¹⁾  For the years ended December 31, 2016, 2015 and 2014, the component of capacity purchase expenses related to aircraft deemed to be leased was approximately $405 million, $492 million and $447 million, respectively.

American Airlines, Inc. [Member]

Schedule of Estimated Useful Lives of Principal Property and Equipment

The estimated useful lives for the principal property and equipment classifications are as follows:

Principal Property and Equipment Classification	Estimated Useful Life
Aircraft, engines and related rotable parts		20 – 30 years
Buildings and improvements		Lesser of 5 - 30 years
Furniture, fixtures and other equipment		3 - 10 years
Capitalized software		5 - 10 years

Schedule of Amortizable Intangible Assets

The following table provides information relating to American’s amortizable intangible assets as of December 31, 2016 and 2015 (in millions):

	December 31,
	2016			2015
Domestic airport slots	$	365		$	365
Customer relationships		300			300
Marketing agreements		105			105
Tradenames		35			35
Airport gate leasehold rights		137			137
Accumulated amortization		(578	)		(502	)
Total	$	364		$	440

Schedule of Future Amortization Expense

American expects to record annual amortization expense for these intangible assets as follows (in millions):

2017	$	45
2018		41
2019		41
2020		41
2021		41
2022 and thereafter		155
Total	$	364

Components of Regional Expenses

Regional expenses consist of the following (in millions):

	Year Ended December 31,
	2016		2015		2014
Aircraft fuel and related taxes	$	1,109	$	1,230	$	2,009
Salaries, wages and benefits		327		276		228
Capacity purchases from third-party regional carriers (1)		3,186		3,137		2,858
Maintenance, materials and repairs		4		4		6
Other rent and landing fees		487		434		386
Aircraft rent		28		28		27
Selling expenses		347		333		307
Depreciation and amortization		237		197		168
Special items, net		13		18		5
Other		271		295		483
Total regional expenses	$	6,009	$	5,952	$	6,477

⁽¹⁾  For the years ended December 31, 2016, 2015 and 2014, the component of capacity purchase expenses related to aircraft deemed to be leased was approximately $405 million, $492 million and $447 million, respectively.