Real Estate Investments - Commitments (Details) $ in Thousands	3 Months Ended
Mar. 31, 2016 USD ($) property	Mar. 31, 2015 USD ($)
Investment commitments
Funding	$ 15,683
Commitment Funded	$ 80,755
Real Estate Investment Completed Projects
Investment commitments
Number of Properties \| property	1
Number of Beds/Units \| property	66
Commitment Funded	$ 11,808
Real Estate Investment Development Redevelopment Renovation and Expansion Projects
Development, redevelopment, renovation, and expansion activity
CIP, Balance at the beginning of the period	31,965
Funded	15,526
Capitalized Interest	686
Conversions out of CIP	(10,365)
CIP, Balance at the end of the period	37,812
Amount funded during the period for commitments on completed capital projects capitalized directly into building	1,165
Real Estate Development Commitments
Investment commitments
Funding	13,439	$ 5,041
Expansion Commitments
Investment commitments
Funding	3,253	4,928
Skilled Nursing \| Real Estate Investment Development Redevelopment Renovation and Expansion Projects
Development, redevelopment, renovation, and expansion activity
CIP, Balance at the beginning of the period	1,252
Funded	2,117
Conversions out of CIP	(13)
CIP, Balance at the end of the period	3,356
Skilled Nursing \| Real Estate Development Commitments
Investment commitments
Funding		1,763
Skilled Nursing \| Expansion Commitments
Investment commitments
Funding	$ 2,118	1,835
Assisted Living \| Florida
Real estate investment disposal activity
Number of beds or units in property sold \| property	48
Sales price	$ 1,750
Assisted Living \| Real Estate Investment Development Redevelopment Renovation and Expansion Projects
Development, redevelopment, renovation, and expansion activity
CIP, Balance at the beginning of the period	30,713
Funded	13,409
Capitalized Interest	686
Conversions out of CIP	(10,352)
CIP, Balance at the end of the period	34,456
Assisted Living \| Real Estate Development Commitments
Investment commitments
Funding	13,439	3,278
Assisted Living \| Expansion Commitments
Investment commitments
Funding	$ 1,135	$ 3,093

- Definition

Represents the amount of capital improvement commitments funding on completed projects which was capitalized directly into building and improvements.

+ References

No definition available.

+ Details

Name:	ltc_CapitalImprovementCommitmentsFundingOnCompletedProjectsCapitalizedIntoBuildingAndImprovement
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	ltc_DevelopmentRedevelopmentRenovationAndExpansionActivityRollForward
Namespace Prefix:	ltc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the amount funded during period for properties under development, redevelopment, renovation and expansion.

+ References

No definition available.

+ Details

Name:	ltc_DevelopmentRedevelopmentRenovationAndExpansionProjectsAmountFundedDuringPeriod
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount of completed conversions for properties under development, redevelopment, renovation and expansion.

+ References

No definition available.

+ Details

Name:	ltc_DevelopmentRedevelopmentRenovationAndExpansionProjectsCompletedConversionsDuringPeriod
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the amount of construction in progress for properties under development, redevelopment, renovation and expansion.

+ References

No definition available.

+ Details

Name:	ltc_DevelopmentRedevelopmentRenovationAndExpansionProjectsConstructionInProgress
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the amount of interest capitalized during the period for properties under development, redevelopment, renovation and expansion.

+ References

No definition available.

+ Details

Name:	ltc_DevelopmentRedevelopmentRenovationAndExpansionProjectsInterestCapitalizedDuringPeriod
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	ltc_InvestmentCommitmentsAbstract
Namespace Prefix:	ltc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the amount funded into various investment commitments by the entity during the period.

+ References

No definition available.

+ Details

Name:	ltc_InvestmentCommitmentsAmountFundedDuringPeriod
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the total amount funded into various investment commitments by the entity.

+ References

No definition available.

+ Details

Name:	ltc_InvestmentCommitmentsTotalAmountFunded
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of beds and units under investment commitments.

+ References

No definition available.

+ Details

Name:	ltc_NumberOfBedsAndUnitsUnderInvestmentCommitments
Namespace Prefix:	ltc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The number of beds or units in a real estate property sold by the entity.

+ References

No definition available.

+ Details

Name:	ltc_NumberOfBedsOrUnitsInRealEstatePropertySold
Namespace Prefix:	ltc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of properties under investment commitments.

+ References

No definition available.

+ Details

Name:	ltc_NumberOfPropertiesUnderInvestmentCommitments
Namespace Prefix:	ltc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	ltc_RealEstatePropertyHeldForInvestmentAcquisitionAndDisposalActivityAbstract
Namespace Prefix:	ltc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Sales price of real estate or properties that were intended to be sold or held for capital appreciation or rental income.

+ References

No definition available.

+ Details

Name:	ltc_SalesPriceOfRealEstateHeldForInvestment
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_InvestmentTypeAxis=ltc_RealEstateInvestmentCompletedProjectsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_InvestmentTypeAxis=ltc_RealEstateInvestmentDevelopmentRedevelopmentRenovationAndExpansionProjectsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ltc_RealEstateAgreementsAxis=ltc_RealEstateDevelopmentCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ltc_RealEstateAgreementsAxis=ltc_ExpansionCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_SkilledNursingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_AssistedLivingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=stpr_FL
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: