v3.26.1
Contingencies (Details)
$ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
Commitments and Contingencies Disclosure [Abstract]
Transportation security administration assessments
$ 9.9
X
- Definition
Transportation Security Administration Assessments
+ References
No definition available.
+ Details
Name:
algt_TransportationSecurityAdministrationAssessments
Namespace Prefix:
algt_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration