Name:	icon_BareboatCharterPeriod
Namespace Prefix:	icon_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The daily fee amount paid for the lease of a vessel under a bareboat charter.

No definition available.

Name:	icon_BareboatHireRatePerDay
Namespace Prefix:	icon_
Data Type:	srt-types:perUnitItemType
Balance Type:	na
Period Type:	duration

Amount of lease and initial direct costs for finance lease.

No definition available.

Name:	icon_FinanceLeaseLeaseAndInitialDirectCosts
Namespace Prefix:	icon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Number of advance payments.

No definition available.

Name:	icon_NumberOfAdvancePayments
Namespace Prefix:	icon_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

The advance to be paid by the buyer upon successful delivery as per the terms of the purchase contract.

No definition available.

Name:	icon_PropertyPlantAndEquipmentAdvanceToBePaidUponDeliveryOfVessel
Namespace Prefix:	icon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The advance payment to be made upon signing of purchase agreement.

No definition available.

Name:	icon_PropertyPlantAndEquipmentAdvanceToBePaidUponSigningOfPurchaseAgreement
Namespace Prefix:	icon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Purchase price of long-lived, physical asset used in the normal conduct of business and not intended for resale.

No definition available.

Name:	icon_PropertyPlantAndEquipmentPurchasePrice
Namespace Prefix:	icon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of increase in right-of-use asset obtained in advance payments for finance lease liability.

No definition available.

Name:	icon_RightOfUseAssetObtainedInAdvancePaymentsForFinanceLeaseLiability
Namespace Prefix:	icon_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Deadweight tonnage (DWT) is a measure of vessels capacity in weight, and does not include the weight of the vessel.

No definition available.

Name:	icon_VesselDeadWeightTonnage
Namespace Prefix:	icon_
Data Type:	dtr-types:massItemType
Balance Type:	na
Period Type:	duration

The year in which the vessel was built.

No definition available.

Name:	icon_VesselYearBuilt
Namespace Prefix:	icon_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.