XML 82 R72.htm IDEA: XBRL DOCUMENT v3.8.0.1

Long-Term Debt, Net - DVB Loan Agreement (Details)	4 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended
	Apr. 30, 2016 USD ($)	Jun. 30, 2011 USD ($)	Sep. 30, 2011 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2011 USD ($)
Disclosure of detailed information about borrowings [line items]
Proceeds from borrowings				$ 280,000	$ 5,950,000	$ 39,505,000
Repayments of borrowings				4,399,000	3,100,000	$ 45,506,000
Borrowings				41,538,000	65,572,000
Pledged cash				210,000	210,000
Current portion of long-term borrowings				$ 41,538,000	$ 23,550,000
DVB Bank
Disclosure of detailed information about borrowings [line items]
Loan Facility, Maximum borrowing capacity		$ 40,000,000
Repayments of borrowings	$ 1,713,000
Back-end fee				0.75%
Current portion of long-term borrowings				$ 16,702,000
DVB Bank | Tranche A
Disclosure of detailed information about borrowings [line items]
Proceeds from borrowings		$ 19,000,000
Repayments of borrowings				880,000
Borrowings				$ 8,380,000
Borrowings Number Of Periodic Payments				3
Borrowings Frequency Of Periodic Payment				quarterly
Periodic payment				$ 440,000
Balloon Payment to be Paid				$ 7,060,000
Borrowings, maturity				December 2018
Amount deferred to the last scheduled repayment date				$ 880,000
DVB Bank | Tranche B
Disclosure of detailed information about borrowings [line items]
Proceeds from borrowings			$ 18,000,000
Repayments of borrowings				833,000
Borrowings				$ 8,343,000
Borrowings Number Of Periodic Payments				4
Borrowings Frequency Of Periodic Payment				quarterly
Periodic payment				$ 416,250
Balloon Payment to be Paid				$ 6,678,000
Borrowings, maturity				March 2019
Amount deferred to the last scheduled repayment date				$ 833,000
DVB Bank | Minimum
Disclosure of detailed information about borrowings [line items]
Fair value of mortgaged vessels to loan outstanding balance ratio				50.00%	50.00%		130.00%
Compensating Balance, Amount per vessel				$ 1,000,000			$ 1,000,000
Market adjusted net worth to total assets ratio				35.00%	35.00%		35.00%
Market adjusted net worth				$ 50,000,000	$ 50,000,000		$ 50,000,000
Compensating Balance, Amount				$ 10,000,000			10,000,000
Pledged cash							1,000,000
DVB Bank | Minimum | Vessel Owning Subsidiaries
Disclosure of detailed information about borrowings [line items]
Pledged cash							$ 500,000
DVB Bank | From January 1, 2018 to June 30, 2018 | Minimum
Disclosure of detailed information about borrowings [line items]
Fair value of mortgaged vessels to loan outstanding balance ratio				105.00%
DVB Bank | After June 30, 2018 | Minimum
Disclosure of detailed information about borrowings [line items]
Fair value of mortgaged vessels to loan outstanding balance ratio				130.00%

X

- Definition

Back-end fee calculated as a percentage per annum of the outstanding principal amount of the loan.

+ References

No definition available.

+ Details

Name:	glbs_BackEndFeePercentage
Namespace Prefix:	glbs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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

+ References

No definition available.

+ Details

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

X

- Definition

The number of periodic payments.

+ References

No definition available.

+ Details

Name:	glbs_BorrowingsNumberOfPeriodicPayments
Namespace Prefix:	glbs_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

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

+ References

No definition available.

+ Details

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

X

- 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

X

- Definition

The amount of a specific compensating balance arrangement that is maintained, under an agreement for a bank loan.

+ References

No definition available.

+ Details

Name:	glbs_CompensatingBalanceAmount
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The amount of a specific compensating balance arrangement that is maintained per vessel, under an agreement for a bank loan.

+ References

No definition available.

+ Details

Name:	glbs_CompensatingBalanceAmountPerVessel
Namespace Prefix:	glbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The ratio of the aggregate fair market value of the mortgaged vessels to the loan outstanding balance.

+ References

No definition available.

+ Details

Name:	glbs_FairValueOfMortgagedVesselsToLoanOutstandingBalanceRatio
Namespace Prefix:	glbs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

No definition available.

+ Details

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

X

- Definition

The loan principal amount deferred to the last scheduled repayment date.

+ References

No definition available.

+ Details

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

X

- Definition

The company's market adjusted net worth.

+ References

No definition available.

+ Details

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

X

- Definition

The ratio of the market adjusted net worth to total assets.

+ References

No definition available.

+ Details

Name:	glbs_MarketAdjustedNetWorthToTotalAssetsRatio
Namespace Prefix:	glbs_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The amount of outstanding funds that the entity is obligated to repay.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Definition

The maturity of borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 7
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_7&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Definition

The current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Definition

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

+ References

No definition available.

+ Details

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

X

- Definition

The cash inflow from borrowings obtained. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2017-01-01
-Paragraph 17
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17_c&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Definition

The cash outflow to settle borrowings, classified as financing activities. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2017-01-01
-Paragraph 17
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_17_d&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Definition

The amount of cash and cash equivalents whose use or withdrawal is restricted. [Refer: Cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_RestrictedCashAndCashEquivalents
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

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

X

- Details

Name:	glbs_CreditFacilityAxis=glbs_TrancheAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	glbs_CreditFacilityAxis=glbs_TrancheBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_SignificantInvestmentsInSubsidiariesAxis=glbs_VesselOwningSubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_CreationDateAxis=glbs_JanuaryToJune2018Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_CreationDateAxis=glbs_AfterJune2018Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: