XML 115 R31.htm IDEA: XBRL DOCUMENT v3.22.4
Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2022
Accounting Policies [Abstract]  
Operating Revenue by Principal Geographic Region
The Company's operating revenue by principal geographic region (as defined by the U.S. Department of Transportation) for the years ended December 31 is presented in the table below (in millions):
202220212020
Domestic (U.S. and Canada)$28,474 $16,845 $9,911 
Atlantic (including Africa, India and Middle East destinations)9,072 3,414 2,226 
Pacific2,927 1,507 1,706 
Latin America4,482 2,868 1,512 
Total$44,955 $24,634 $15,355 
Roll Forward of Frequent Flyer Deferred Revenue The table below presents a roll forward of Frequent flyer deferred revenue (in millions):
Twelve Months Ended
December 31,
20222021
Total Frequent flyer deferred revenue - beginning balance$6,282 $5,975 
Total miles awarded2,558 1,545 
Travel miles redeemed(2,079)(1,171)
Non-travel miles redeemed(86)(67)
Total Frequent flyer deferred revenue - ending balance$6,675 $6,282 
Reconciliation of Cash, Cash Equivalents and Restricted Cash
The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the statements of consolidated cash flows (in millions):
At December 31,
202220212020
Current assets:
Cash and cash equivalents$7,166 $18,283 $11,269 
Restricted cash45 37 255 
Other assets:
Restricted cash210 213 218 
Total cash, cash equivalents and restricted cash shown in the statement of consolidated cash flows$7,421 $18,533 $11,742 
Reconciliation of Cash, Cash Equivalents and Restricted Cash
The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the statements of consolidated cash flows (in millions):
At December 31,
202220212020
Current assets:
Cash and cash equivalents$7,166 $18,283 $11,269 
Restricted cash45 37 255 
Other assets:
Restricted cash210 213 218 
Total cash, cash equivalents and restricted cash shown in the statement of consolidated cash flows$7,421 $18,533 $11,742 
Estimated Useful Lives of Property and Equipment The estimated useful lives of property and equipment are as follows:
 Estimated Useful Life (in years)
Aircraft, spare engines and related rotable parts
25 to 30
Aircraft seats
10 to 15
Buildings
25 to 45
Other property and equipment
3 to 15
Computer software
5 to 15
Building improvements
1 to 40
Information about Goodwill and Other Intangible Assets
The following table presents information about the Company's goodwill and other intangible assets at December 31 (in millions):
20222021
Gross 
Carrying
Amount		Accumulated
Amortization		Gross 
Carrying
Amount		Accumulated
Amortization
Goodwill$4,527 $4,527 
Indefinite-lived intangible assets
Route authorities$1,020 $1,020 
Airport slots574 574 
Tradenames and logos593 593 
Alliances404 404 
Total$2,591 $2,591 
Finite-lived intangible assets
Frequent flyer database$1,177 $1,040 $1,177 $1,008 
Hubs145 124 145 118 
Contracts7 7 120 120 
Other314 301 314 298 
Total$1,643 $1,472 $1,756 $1,544