Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2017

Other Significant Noncash Transactions [Line Items]

Cash Flow Information and Non-Cash Investing and Financing Activities

Supplemental disclosure of cash flow information and non-cash investing and financing activities are as follows (in millions):

	Year Ended December 31,
	2017		2016		2015
Non-cash investing and financing activities:
Equity investment	$	120	$	—	$	—
Settlement of bankruptcy obligations	15		3		63
Capital lease obligations	—		—		5
Supplemental information:
Interest paid, net	1,040		964		873
Income taxes paid	20		16		20

American Airlines, Inc. [Member]

Other Significant Noncash Transactions [Line Items]

Cash Flow Information and Non-Cash Investing and Financing Activities

Supplemental disclosure of cash flow information and non-cash investing and financing activities are as follows (in millions):

	Year Ended December 31,
	2017		2016		2015
Non-cash investing and financing activities:
Equity investment	$	120	$	—	$	—
Settlement of bankruptcy obligations	15		3		63
Capital lease obligations	—		—		5
Supplemental information:
Interest paid, net	942		867		787
Income taxes paid	18		14		19