Description of the frequency of periodic payments (monthly, quarterly, annual).

No definition available.

Name:	glbs_BorrowingsFrequencyOfPeriodicPayment
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

+ Details

Name:	glbs_BorrowingsPeriodicPaymentTermsBalloonPaymentToBePaid
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of repayment installments of a debt instrument.

+ References

No definition available.

+ Details

Name:	glbs_DebtInstrumentNumberOfRepaymentInstallments
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the scope of a credit facility arrangement.

+ References

No definition available.

+ Details

Name:	glbs_DescriptionOfBorrowingsScope
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	glbs_IfrsStatementLineItems
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	glbs_LineOfCreditFacilityBorrowingCapacity
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Date the credit facility first became available, in YYYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	glbs_LineOfCreditFacilityInitiationDate2
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments of both interest and principal.

+ References

No definition available.

+ Details

Name:	glbs_LoanFacilityPeriodicPayment
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for prepayments to settle borrowings, classified as financing activities.

+ References

No definition available.

+ Details

Name:	glbs_PrepaymentsOfBorrowingsClassifiedAsFinancingActivities
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The vessel's capacity in deadweight tonnage ("dwt").

+ References

No definition available.

+ Details

Name:	glbs_VesselCapacity
Namespace Prefix:	glbs_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The date of the vessel delivery to the Company.

+ References

No definition available.

+ Details

Name:	glbs_VesselDeliveryDate
Namespace Prefix:	glbs_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The expected date of the vessel delivery to the Company.

+ References

No definition available.

+ Details

Name:	glbs_VesselDeliveryDate1
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The year that the vessel was built.

+ References

No definition available.

+ Details

Name:	glbs_VesselYearBuilt
Namespace Prefix:	glbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_BorrowingCostsIncurred
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_Borrowings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	ifrs-full_BorrowingsAdjustmentToInterestRateBasis
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	ifrs-full_BorrowingsInterestRate
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	ifrs-full_BorrowingsInterestRateBasis
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_IncreaseDecreaseInExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_InformationAboutNatureOfLesseesLeasingActivities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_InformationAboutSaleAndLeasebackTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=glbs_SunGlobe1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=glbs_SkyGlobeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=glbs_StarGlobeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=glbs_MoonGlobeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=glbs_CiTLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfFinancialAssetsAxis=glbs_August2022AgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_CategoriesOfFinancialAssetsAxis=glbs_August2023AgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=glbs_MarqueriteMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_BorrowingsByNameAxis=glbs_SKShipholdingSAGLBSMIGHTMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-Term Debt and Finance Liabilities, net (Details Narrative)	2 Months Ended			4 Months Ended	5 Months Ended			6 Months Ended			7 Months Ended		8 Months Ended
	Feb. 28, 2024 USD ($)	Feb. 23, 2024	Mar. 06, 2023	May 10, 2023 USD ($)	May 30, 2024 USD ($)	May 28, 2024	May 23, 2024 USD ($)	Jun. 30, 2024 USD ($)	Jun. 27, 2024 USD ($)	Jun. 30, 2023 USD ($)	Aug. 11, 2023	Aug. 10, 2023 USD ($)	Sep. 07, 2023 USD ($)	Aug. 31, 2023 USD ($)	Aug. 29, 2023 USD ($)	Aug. 16, 2023	Jul. 31, 2023	Jul. 31, 2022
IfrsStatementLineItems [Line Items]
Proceeds from borrowings, classified as financing activities								$ 25,800,000		$ 0
Prepayments of borrowing								$ 2,567,000		$ 3,674,000
Sun Globe [Member]
IfrsStatementLineItems [Line Items]
Vessel year built			2007-built
Prepayments of borrowing				$ 3,674,000
Vessel Delivery Date			Jun. 05, 2023
Sky Globe [Member]
IfrsStatementLineItems [Line Items]
Vessel year built											2009-built
Prepayments of borrowing															$ 3,276,000
Vessel Delivery Date											Sep. 07, 2023
Star Globe [Member]
IfrsStatementLineItems [Line Items]
Vessel year built																2010-built
Prepayments of borrowing													$ 3,555,000
Vessel Delivery Date																Sep. 13, 2023
Moon Globe Member [member]
IfrsStatementLineItems [Line Items]
Vessel year built						2005-built
Prepayments of borrowing									$ 2,567,000
Vessel Delivery Date						Jul. 08, 2024
Vessel Delivery Date						July 8, 2024
CIT Loan Facility [member]
IfrsStatementLineItems [Line Items]
Line of Credit Facility, Initiation Date								In May 2021
Line Of Credit Facility Borrowing Capacity								$ 34,250,000
Description of borrowings								for the purpose of refinancing the existing indebtedness secured on the ships
Borrowings, interest rate basis								LIBOR
Borrowings, interest rate																		3.75%
CIT Loan Facility [member] \| August 2022 Agreement [Member]
IfrsStatementLineItems [Line Items]
Line of Credit Facility, Initiation Date								August 2022
Borrowings, interest rate basis								SOFR
Borrowings, interest rate																	3.35%
CIT Loan Facility [member] \| August 2023 Agreement [Member]
IfrsStatementLineItems [Line Items]
Description of borrowings														for the purpose of financing vessels Diamond Globe and Power Globe and for general corporate and working capital purposes of all the borrowers and Globus
Borrowings														$ 77,250,000
Increase (decrease) in exposure to credit risk on loan commitments and financial guarantee contracts														$ 25,000,000
Borrowings, adjustment to interest rate basis														2.70%
Proceeds from borrowings, classified as financing activities												$ 25,000,000
Marguerite Maritime S.A. [member]
IfrsStatementLineItems [Line Items]
Borrowings, interest rate							2.30%
Borrowings							$ 23,000,000	$ 23,000,000
Proceeds from borrowings, classified as financing activities					$ 22,650,000
Number of repayment installments							20
Borrowings Frequency Of Periodic Payment							quarterly
Periodic Payment							$ 295,000
Balloon payment to be paid							$ 17,100,000
Upfront fee					$ 350,000
SK Shipholding S.A\| GLBS MIGHT [Member]
IfrsStatementLineItems [Line Items]
Proceeds from borrowings, classified as financing activities	$ 2,800,000
Information about sale and leaseback transactions		$28 million(absolute amount) sale and leaseback agreement with SK Shipholding S.A
Vessel Capacity		64,000
Vessel Delivery Date		August 20, 2024
Information about nature of lessee's leasing activities		The Company will transfer the legal ownership of the vessel to the buyer-lessor upon delivery of the vessel from the shipyard (refer to Note 10) and agreed to charter the vessel back on a bareboat basis under daily rate plus SOFR and margin for the period of 10 years