Name:	acy_AircraftAndAircraftEnginesHeldForLeaseAbstract
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Number of aircraft considered as assets held for sale.

No definition available.

Name:	acy_NumberOfAircraftHeldForSale
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Data Type:	xbrli:integerItemType
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Period Type:	instant

Number of aircraft in impairment recorded during the period.

No definition available.

Name:	acy_NumberOfAircraftOnImpairmentRecorded
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Refers to the number of assets whose lease was extended during the period.

No definition available.

Name:	acy_NumberOfAssetsLeaseTermExtended
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The total number of assets off lease.

No definition available.

Name:	acy_NumberOfAssetsOffLease
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Data Type:	xbrli:integerItemType
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Refers to the number of assets leased which were previously off-leased.

No definition available.

Name:	acy_NumberOfOffLeasedAssetsLeased
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Refers to the total number of signed lease and deposit, expects to deliver it pursuant to a finance lease.

No definition available.

Name:	acy_NumberOfSignedLeaseAndDepositExpectsToDeliverItPersuantToAFinanceLease
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Data Type:	xbrli:integerItemType
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The number of aircraft owned and available for lease as of the date of the latest balance sheet.

No definition available.

Name:	acy_NumberOfUnitsOwned
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Data Type:	xbrli:integerItemType
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Period Type:	instant

Percentage of net book value of all planes combined.

No definition available.

Name:	acy_PercentOfNetBookValue
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Period Type:	instant

The number of aircraft engines sold by the entity during the period.

No definition available.

Name:	acy_PropertyPlantAndEquipmentNumberOfAircraftEnginesSold
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Data Type:	xbrli:decimalItemType
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This line item represents the re-lease opportunities for the off lease aircraft specified as percentage of net book value of the entity's aircraft.

No definition available.

Name:	acy_ReLeaseOpportunitiesForOffLeaseAircraftSpecifiedAsPercentageOfNetBookValue
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Data Type:	num:percentItemType
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Period Type:	instant

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 45

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=51824106&loc=d3e2420-110228

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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Data Type:	xbrli:monetaryItemType
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The number of aircraft sold by the entity during the period.

No definition available.

Name:	us-gaap_PropertyPlantAndEquipmentNumberOfAircraftSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_MajorPropertyClassAxis=us-gaap_AssetsHeldUnderCapitalLeasesMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_MajorPropertyClassAxis=us-gaap_AssetsLeasedToOthersMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_AircraftTypeAxis=acy_TurbopropAircraftMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_AircraftTypeAxis=acy_TurbopropAirframeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_AircraftTypeAxis=acy_RegionalJetAircraftMember
Namespace Prefix:
Data Type:	na
Balance Type:
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