XML 53 R41.htm IDEA: XBRL DOCUMENT v3.23.1
Commitments and Contingencies - Narrative (Details)
$ in Millions
 1 Months Ended 3 Months Ended
Jan. 31, 2023
Mar. 31, 2023
USD ($)
aircraft
Mar. 31, 2022
USD ($)
Feb. 28, 2023
lawsuit
Dec. 31, 2022
lawsuit
Feb. 28, 2022
aircraft
Apr. 30, 2021
airport
Unrecorded Unconditional Purchase Obligation [Line Items]              
Restricted assets pledged under letter of credit | $   $ 45          
Letters of credit | $   65          
Restricted assets pledged related to workers compensation insurance policies and other business partner agreements | $   36          
Number of northeast airports | airport             4
Collective bargaining agreement contract extension period 2 years            
Union contract costs | $   $ 95 $ 0        
Employment agreement term   5 years          
Automatic renewal term, employment agreement, term   5 years          
Renewal notice period, employment agreement, period   90 days          
Loss contingency, pending claims, number | lawsuit       4 4    
JFK Millennium Partner LLC              
Unrecorded Unconditional Purchase Obligation [Line Items]              
Ownership percentage   5.00%          
Airbus A220              
Unrecorded Unconditional Purchase Obligation [Line Items]              
Option exercise, number of aircraft           30  
Option exercise, number of aircraft, remaining available           20  
Number of aircrafts for the remainder of 2023   11          
Airbus A321neo              
Unrecorded Unconditional Purchase Obligation [Line Items]              
Number of aircrafts for the remainder of 2023   4          
A321 neo LR              
Unrecorded Unconditional Purchase Obligation [Line Items]              
Number of aircrafts for the remainder of 2023   4