Number of bank term financings backed by European Export Credit Agency guarantee.

No definition available.

Name:	ayr_DebtInstrumentNumberofInstruments
Namespace Prefix:	ayr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of aircraft owned by consolidated variable interest entities.

+ References

No definition available.

+ Details

Name:	ayr_NumberOfAircraft
Namespace Prefix:	ayr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of Aircraft Impaired

+ References

No definition available.

+ Details

Name:	ayr_NumberofAircraftImpaired
Namespace Prefix:	ayr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Variable interest entity consolidated debt outstanding, net of debt issuance costs.

+ References

No definition available.

+ Details

Name:	ayr_VariableInterestEntityConsolidatedDebtOutstanding
Namespace Prefix:	ayr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Variable interest entity consolidated flight equipment held for lease net.

+ References

No definition available.

+ Details

Name:	ayr_VariableInterestEntityConsolidatedFlightEquipmentHeldForLeaseNet
Namespace Prefix:	ayr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Number of variable interest entities consolidated.

+ References

No definition available.

+ Details

Name:	ayr_VariableInterestEntityNumberofEntities
Namespace Prefix:	ayr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

+ Details

Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_VariableInterestEntityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ayr_AirKnightVIEsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=ayr_EcaTermFinancingsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=ayr_SouthAfricanAirwaysMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Variable Interest Entities (Details) $ in Thousands		2 Months Ended
Variable Interest Entities (Details) $ in Thousands	Feb. 29, 2020 USD ($) Term_Loan aircraft	Feb. 29, 2020 USD ($) Entity aircraft	Feb. 28, 2019 USD ($)
Variable Interest Entity [Line Items]
Gain (Loss) on Extinguishment of Debt	$ 3,955	$ 3,955	$ 0
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of Consolidated Variable Interest Entities \| Entity		4
Number of Aircrafts \| aircraft		6
Variable Interest Entity, Primary Beneficiary [Member] \| Air Knight VIEs \| ECA Term Financings
Variable Interest Entity [Line Items]
Type of term loans \| Term_Loan	6
Debt instrument, term		12 years
Net book value of flight equipment held for lease	$ 310,950	$ 310,950
Consolidated debt outstanding	$ 49,989	$ 49,989
South African Airways [Member]
Variable Interest Entity [Line Items]
Number of Aircraft Impaired \| aircraft	4
South African Airways [Member] \| Variable Interest Entity, Primary Beneficiary [Member] \| Air Knight VIEs \| ECA Term Financings
Variable Interest Entity [Line Items]
Repayments of Debt	$ 95,128
Number of Aircraft Impaired \| aircraft	4