Represents the number of lease renewal options of the lessor's leasing arrangement.

No definition available.

Name:	glpi_LessorLeasingArrangementsOperatingLeasesNumberOfRenewalOptions
Namespace Prefix:	glpi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the number of facilities whose real property is included in the entity's portfolio as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	glpi_NumberOfFacilitiesWhoseRealEstatePropertyIsIncludedInEntityPortfolio
Namespace Prefix:	glpi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Operating Lease, Annual Rental Escalation Percentage

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeaseAnnualRentalEscalationPercentage
Namespace Prefix:	glpi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Operating Lease, Funding Commitment, Cap Rate

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeaseFundingCommitmentCapRate
Namespace Prefix:	glpi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Operating Lease, Funding Commitment, Funded

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeaseFundingCommitmentFunded
Namespace Prefix:	glpi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Operating Lease, Funding Commitment, Maximum

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeaseFundingCommitmentMaximum
Namespace Prefix:	glpi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Operating leases, percentage of the average net revenues of property(s) used to calculate rent increase

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeasesPercentageOfTheAverageNetRevenuesOfPropertysUsedToCalculateRentIncrease
Namespace Prefix:	glpi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Operating leases, annual rental escalation percentage

+ References

No definition available.

+ Details

Name:	glpi_Operatingleasesannualrentalescalationpercentage
Namespace Prefix:	glpi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	glpi_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems
Namespace Prefix:	glpi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Term of lessor's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-3

+ Details

Name:	us-gaap_LessorOperatingLeaseRenewalTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	srt_MajorCustomersAxis=glpi_PennNationalGamingIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_EldoradoResortsInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_BoydGamingCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_BallysCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_TheCordishCompaniesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_HardRockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=glpi_BallysCorporationChicagoDevelopmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=glpi_PENNEntertainmentNewMasterLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=glpi_AuroraIllinoisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=glpi_JolietIllinoisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=glpi_HendersonNevadaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=glpi_CouncilBluffsIowaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=glpi_BelterraParkLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=glpi_LiveCasinoMarylandLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=glpi_PENNEntertainmentNewMasterLeaseMResortMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=glpi_CasinoQueenMasterLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=glpi_BatonRougeLAMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Business and Operations - PENN Lease (Details)	3 Months Ended	6 Months Ended
Business and Operations - PENN Lease (Details)	Jun. 30, 2026 USD ($) property	Jun. 30, 2026 USD ($) property	Jun. 24, 2026 USD ($)	Apr. 19, 2025	Jun. 03, 2024 USD ($)	Jan. 01, 2023 USD ($)	Jun. 03, 2021 renewaloption	Oct. 01, 2018
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	71	71
Penn National Gaming Inc
Business and Operations
Number of Real Estate Properties	34	34
Eldorado Resorts, Inc.
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	6	6
Boyd Gaming Corporation
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	4	4
Bally's Corporation
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	16	16
The Cordish Companies
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	3	3
Hard Rock
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	1	1
Bally's Corporation- Chicago Development
Business and Operations
Number of facilities whose real estate property is Included in entity portfolio	2	2
PENN Entertainment New Master Lease
Business and Operations
Cap rate	7.75%	7.75%		7.10%		7.75%
Annual rent escalator, percentage	2.00%
Operating leases, percentage of the average net revenues of property(s) used to calculate rent increase	4.00%
Operating Lease, Annual Rental Escalation Percentage		1.50%
PENN Entertainment New Master Lease \| Aurora, Illinois
Business and Operations
Maximum funding commitment \| $	$ 225,000,000	$ 225,000,000				$ 225,000,000
Operating Lease, Funding Commitment, Funded \| $	225	225
PENN Entertainment New Master Lease \| Joliet, Illinois
Business and Operations
Operating Lease, Funding Commitment, Funded \| $	130,000,000	130,000,000
PENN Entertainment New Master Lease \| Henderson, Nevada
Business and Operations
Maximum funding commitment \| $	150,000,000	150,000,000
PENN Entertainment New Master Lease \| Council Bluffs, Iowa
Business and Operations
Maximum funding commitment \| $						$ 150,000,000
Operating Lease, Funding Commitment, Funded \| $	$ 0	$ 0
Belterra Park Lease
Business and Operations
Operating leases, number of renewal options	4	4
Operating lease, renewal term (in years)	5 years	5 years
Annual rent escalator, percentage	2.00%
Operating leases, percentage of the average net revenues of property(s) used to calculate rent increase	4.00%
Live! Casino Maryland Lease
Business and Operations
Operating Lease, Annual Rental Escalation Percentage		1.75%
PENN Entertainment New Master Lease - M Resort
Business and Operations
Cap rate						7.79%
Casino Queen Master Lease
Business and Operations
Operating leases, number of renewal options \| renewaloption							4
Operating lease, renewal term (in years)								5 years
Cap rate				8.25%
Casino Queen Master Lease \| Aurora, Illinois
Business and Operations
Maximum funding commitment \| $			$ 216,300,000
Casino Queen Master Lease \| Baton Rouge, LA
Business and Operations
Maximum funding commitment \| $					$ 111,000,000