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

No definition available.

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

- Definition

Number of properties recoverability analysis performed.

+ References

No definition available.

+ Details

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

- Definition

The number of real estate properties held for sale as of the balance sheet date.

+ References

No definition available.

+ Details

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

- Definition

The number of units in real estate properties held for sale as of the balance sheet date.

+ References

No definition available.

+ Details

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

- Definition

Amount of investment in land and building held for sale. Excludes real estate considered inventory before accumulated depreciation.

+ References

No definition available.

+ Details

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

- 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

- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-2

+ Details

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

- Definition

The cumulative amount of depreciation for real estate property held for investment purposes.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(3))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

+ Details

Name:	us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_AssistedLivingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_SkilledNursingPropertiesMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

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Real Estate Investments - Held-For-Sale Properties (Details)	3 Months Ended				9 Months Ended
	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) item property	Sep. 30, 2022 USD ($) item
Real Estate Properties [Line Items]
Impairment loss		$ 434,000	$ 1,222,000	$ 1,286,000	$ 12,510,000	$ 1,286,000
Accumulated depreciation			$ 389,182,000		$ 386,483,000
Properties held-for-sale
Real Estate Properties [Line Items]
Number of Properties \| property					7
Number of Beds/units \| item					304
Gross Investment					$ 21,038,000
Accumulated depreciation					11,590,000
Properties sold
Real Estate Properties [Line Items]
Sales price					$ 53,212,000	$ 74,345,000
Number of beds or units in property sold \| item					651	427
ALF \| Florida
Real Estate Properties [Line Items]
Impairment loss	$ 12,076,000
Number of properties recoverability analysis performed	2
Number of Beds/units \| item					70
ALF \| Properties held-for-sale \| Florida
Real Estate Properties [Line Items]
Number of Properties \| property					4
Number of Beds/units \| item					176
Gross Investment					$ 12,215,000
Accumulated depreciation					$ 7,213,000
ALF \| Properties held-for-sale \| Pennsylvania
Real Estate Properties [Line Items]
Number of Properties \| property					3
Number of Beds/units \| item					128
Gross Investment					$ 8,823,000
Accumulated depreciation					4,377,000
ALF \| Properties sold \| Kentucky
Real Estate Properties [Line Items]
Sales price					$ 11,000,000
Number of beds or units in property sold \| item					60
ALF \| Properties sold \| Florida
Real Estate Properties [Line Items]
Sales price	$ 4,850,000				$ 4,850,000
Number of beds or units in property sold \| item					70
ALF \| Properties sold \| Pennsylvania
Real Estate Properties [Line Items]
Sales price					$ 11,128,000
Number of beds or units in property sold \| item					130
SNF \| Properties sold \| New Mexico
Real Estate Properties [Line Items]
Sales price					$ 21,250,000
Number of beds or units in property sold \| item					235