Name:	glop_MinimumAggregateMarketValueOfMortgagedVesselsAndMarketValueOfAdditionalSecurityAsPercentageOfOutstandingFacilityAmount
Namespace Prefix:	glop_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Number of international bank with which agreement is entered.

No definition available.

Name:	glop_NumberOfInternationalBanks
Namespace Prefix:	glop_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Number of Vessel-Owning Companies that provide guarantees

No definition available.

Name:	glop_NumberOfVesselOwningCompaniesThatProvideGuarantees
Namespace Prefix:	glop_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of vessels included in credit facility

No definition available.

Name:	glop_NumberOfVesselsIncludedInCreditFacility
Namespace Prefix:	glop_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The information pertaining to refinancing of the outstanding debt.

No definition available.

Name:	glop_RefinanceOfOutstandingDebt
Namespace Prefix:	glop_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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

No definition available.

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

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

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-IssueDate 2023-01-01
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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
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Name:	ifrs-full_UndrawnBorrowingFacilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

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

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

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

Name:	dei_LegalEntityAxis=ifrs-full_ParentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: