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

Operating Lease Covenant, Annual Rental Escalation, Consumer Price Index, Maximum Rental Increase

+ References

No definition available.

+ Details

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

- Definition

Operating Lease Covenant, Annual Rental Escalator, Consumer Price Index

+ References

No definition available.

+ Details

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

- Definition

Operating Lease, Rent Escalator, Years 3 through 10

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeaseRentEscalatorYear3Through10
Namespace Prefix:	glpi_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Operating Leases, Amount of Rent Available Upon Triggering Annual Rent Escalator Re-set

+ References

No definition available.

+ Details

Name:	glpi_OperatingLeasesAmountofRentAvailableUponTriggeringAnnualRentEscalatorReset
Namespace Prefix:	glpi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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

Payments to Acquire Real Estate, Excluding Transaction Costs

+ References

No definition available.

+ Details

Name:	glpi_PaymentstoAcquireRealEstateExcludingTransactionCosts
Namespace Prefix:	glpi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

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

+ References

+ Details

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

- Details

Name:	us-gaap_BusinessAcquisitionAxis=glpi_LiveVirginiaGroupMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=glpi_StrategicManagementLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

Business and Operations - Strategic (Details) $ in Thousands					6 Months Ended
	Jan. 15, 2026 USD ($)	Oct. 27, 2025 USD ($)	Oct. 15, 2025 USD ($)	Aug. 28, 2024 USD ($)	Jun. 30, 2026	May 16, 2024	Feb. 06, 2024	Oct. 01, 2020 renewaloption
Live! Virginia Group
Business and Operations
Payments to acquire real estate, excluding transaction costs	$ 27,000	$ 27,000
Strategic Management Lease
Business and Operations
Payments to acquire real estate, excluding transaction costs			$ 183,750
Strategic Management Lease
Business and Operations
Operating lease, initial term of contract (in years)						25 years
Operating Lease, Rent Escalator, Year 3 through 10					2.00%
Operating Lease Covenant, Annual Rental Escalator, Consumer Price Index					2.00%
Operating Lease Covenant, Annual Rental Escalation, Consumer Price Index, Maximum Rental Increase					2.50%
Amount of rent available upon annual rent escalator			$ 15,000
Operating leases, number of renewal options \| renewaloption								2
Operating lease, renewal term (in years)							10 years
Operating Lease Covenant, Annual Rental Escalator, Consumer Price Index					2.00%
Operating Lease Covenant, Annual Rental Escalation, Consumer Price Index, Maximum Rental Increase					2.50%
Operating Lease, Rent Escalator, Year 3 through 10					2.00%
Bally's Tropicana Las Vegas Lease
Business and Operations
Amount of rent available upon annual rent escalator				$ 4,100