The amount of the final settlement under the purchase agreement.

No definition available.

Name:	glp_SaleOfProductiveAssetFinalSettlementAmountPaid
Namespace Prefix:	glp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Total distributions to each class of partners (i.e., general, limited and preferred partners).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-5

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_OwnershipAxis=glp_SlifkaFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=glp_RevereMaOwnerLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=glp_LimitedPartnershipUnitsPreferredSeriesBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=glp_LimitedPartnershipUnitsCommonMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) - USD ($) $ in Thousands													2 Months Ended		12 Months Ended
Subsequent Events (Details) - USD ($) $ in Thousands	Nov. 14, 2024	Aug. 14, 2024	May 15, 2024	Feb. 14, 2024	Nov. 14, 2023	Aug. 14, 2023	May 15, 2023	Feb. 14, 2023	Nov. 14, 2022	Aug. 12, 2022	May 13, 2022	Feb. 14, 2022	Feb. 18, 2025	Feb. 14, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Jan. 17, 2025
Subsequent Events
Cash distributions	$ 28,821	$ 28,159	$ 27,496	$ 26,834	$ 25,841	$ 25,178	$ 24,016	$ 55,410	$ 22,680	$ 21,789	$ 21,344	$ 20,899			$ 121,995	$ 144,754	$ 100,564
Slifka Family \| Revere Ma Owner LLC
Subsequent Events
Productive asset settlement amount paid																		$ 22,100
Subsequent Events \| Slifka Family \| Revere Ma Owner LLC
Subsequent Events
Productive asset settlement amount paid																		$ 22,100
Subsequent Events \| Series B Preferred Limited Partners
Subsequent Events
Cash distributions													$ 1,800
Subsequent Events \| Common Limited Partners
Subsequent Events
Cash distributions														$ 29,500