XML 77 R54.htm IDEA: XBRL DOCUMENT
v3.23.2

Net Investment in Sales-type Leases - Narrative (Details) | Jun. 30, 2023 aircraft
--- | ---
Leases [Abstract] |
Sales-type lease, number of aircrafts | 10

X
- Definition Lessor, Sales-type Lease, Number of Aircraft + References No definition available. + Details
Name: | al_LessorSalesTypeLeaseNumberOfAircraft
Namespace Prefix: | al_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration