Represents the number of properties acquired in a business acquisition.

No definition available.

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

- Definition

Represents the cash return percentage on the investment in the joint venture.

+ References

No definition available.

+ Details

Name:	ltc_JointVentureCashReturn
Namespace Prefix:	ltc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Duration of extension periods on leases.

+ References

No definition available.

+ Details

Name:	ltc_LessorOperatingLeaseExtensionPeriods
Namespace Prefix:	ltc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum percentage of purchase option to buy properties.

+ References

No definition available.

+ Details

Name:	ltc_MaximumPercentageOfPurchaseOptionToBuyProperties
Namespace Prefix:	ltc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of assisted living and memory care communities.

+ References

No definition available.

+ Details

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

- Definition

The number of assisted living communities transitioned to existing operator.

+ References

No definition available.

+ Details

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

- Definition

Percentage of controlling interest obtained from joint venture agreement.

+ References

No definition available.

+ Details

Name:	ltc_PercentageOfControllingInterestObtained
Namespace Prefix:	ltc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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

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

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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

- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

+ Details

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

- Definition

Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ 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)(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: 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)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

Name:	us-gaap_RealEstateInvestmentPropertyAtCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(6))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

Name:	us-gaap_RealEstateInvestmentPropertyNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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_TypeOfArrangementAxis=ltc_PurchaseOptionInLeaseArrangementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_FinanceReceivablesMember
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=ltc_ColoradoKansasOhioAndTexasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	srt_StatementGeographicalAxis=stpr_OK
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_AlfOptionWindowPeriod2024To2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	srt_StatementGeographicalAxis=stpr_TX
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_AssistedLivingAndMemoryCarePropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_StatementGeographicalAxis=stpr_CA
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_StatementGeographicalAxis=ltc_GeorgiaAndSouthCarolinaMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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

- Details

Name:	srt_StatementGeographicalAxis=stpr_SC
Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
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- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_SkilledNursingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	srt_MajorCustomersAxis=ltc_EncoreSeniorLivingMember
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Real Estate Investments - Purchase Options (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2024 USD ($) item property	Dec. 31, 2023 USD ($) property item	Dec. 31, 2022 item
Real estate investments
Number of Properties \| property	124
Gross Investment	$ 1,342,188
Net Book Value	$ 942,314	$ 987,965
Number of units \| item	466
Purchase Option in Lease Arrangements
Real estate investments
Gross Investment	$ 663,441
Net Book Value	$ 585,235
Financing receivables
Real estate investments
Number of Properties \| property	31
Gross Investment	$ 361,505
ALF
Real estate investments
Number of Properties \| property	73
Gross Investment	$ 732,120
Number of properties acquired \| property		1
ALF \| Purchase Option in Lease Arrangements \| Colorado/Kansas/Ohio/Texas \| Brookdale Senior Living
Real estate investments
Number of Properties \| property		17
Number of units \| item		738
Lease term		6 years
ALF \| Purchase Option in Lease Arrangements \| North Carolina
Real estate investments
Number of Properties \| property	5	5
Gross Investment	$ 14,654
Net Book Value	$ 6,876
Number of units \| item		210
ALF \| Purchase Option in Lease Arrangements \| Oklahoma
Real estate investments
Number of ALF transferred to existing operator \| property		5
Number of units \| item		184
Lease term, extension period		4 years
ALF (Option window 2024- 2028) \| Purchase Option in Lease Arrangements \| North Carolina
Real estate investments
Number of Properties \| property	4
Gross Investment	$ 41,000
Net Book Value	$ 41,000
Controlling interest obtained from JV (%)	92.70%
Number of units \| item	217
Lease term	10 years
Percentage of cash return	8.00%
MC \| Purchase Option in Lease Arrangements \| Ohio
Real estate investments
Number of Properties \| property	1
Gross Investment	$ 16,161
Net Book Value	$ 13,158
MC \| Purchase Option in Lease Arrangements \| Texas
Real estate investments
Number of Properties \| property	1
Gross Investment	$ 12,743
Net Book Value	$ 9,440
Lease term, extension period	1 year
ALF & MC \| Purchase Option in Lease Arrangements \| California
Real estate investments
Number of Properties \| property	2
Gross Investment	$ 38,895
Net Book Value	$ 32,072
ALF & MC \| Purchase Option in Lease Arrangements \| Colorado/Kansas/Ohio/Texas
Real estate investments
Number of Properties \| property	17
Gross Investment	$ 63,576
Net Book Value	$ 29,928
ALF & MC \| Purchase Option in Lease Arrangements \| Georgia/South Carolina
Real estate investments
Number of Properties \| property	2
Gross Investment	$ 31,904
Net Book Value	$ 24,721
ALF & MC \| Purchase Option in Lease Arrangements \| North Carolina
Real estate investments
Number of Properties \| property	12
Number of units \| item		523
Lease term		10 years
Number of assisted living and memory care communities \| item		11
Maximum percentage of purchase option to buy properties		50.00%
Percentage of cash return		9.00%
ALF & MC \| Purchase Option in Lease Arrangements \| North Carolina/ South Carolina
Real estate investments
Number of Properties \| property	13
Gross Investment	$ 122,460
Net Book Value	$ 122,460
Controlling interest obtained from JV (%)	52.60%
Number of units \| item	523
Lease term	10 years
Percentage of cash return	8.00%
ALF & MC \| Purchase Option in Lease Arrangements \| Oklahoma
Real estate investments
Number of Properties \| property	5
Gross Investment	$ 11,221
Net Book Value	$ 4,170
ALF & MC \| Purchase Option in Lease Arrangements \| South Carolina
Real estate investments
Number of Properties \| property	1
ALF & MC \| 7.25% (2033 Maturity Year) \| North Carolina
Real estate investments
Number of Properties \| property		11
Gross Investment		$ 121,419
Lease term		10 years
Maximum percentage of purchase option to buy properties		50.00%
Percentage of cash return		9.00%
ALF & MC \| 7.25% (2033 Maturity Year) \| Purchase Option in Lease Arrangements \| North Carolina
Real estate investments
Number of Properties \| property	11
Gross Investment	$ 121,419
Net Book Value	$ 121,419
SNF
Real estate investments
Number of Properties \| property	50
Gross Investment	$ 598,063
SNF \| Purchase Option in Lease Arrangements \| Florida
Real estate investments
Number of Properties \| property	3
Gross Investment	$ 76,625
Net Book Value	$ 76,625
SNF \| Purchase Option in Lease Arrangements \| Tennessee
Real estate investments
Number of Properties \| property	2
Gross Investment	$ 5,275
Net Book Value	$ 2,157
SNF \| Purchase Option in Lease Arrangements \| Texas
Real estate investments
Number of Properties \| property	4
Gross Investment	$ 52,726
Net Book Value	$ 49,332
Number of properties acquired \| item			4
Lease term			10 years
ALF/ILF/MC \| Ohio \| Encore Senior Living
Real estate investments
Lease term		10 years
ALF/ILF/MC \| Purchase Option in Lease Arrangements \| Ohio
Real estate investments
Number of Properties \| property	1
Gross Investment	$ 54,782
Net Book Value	$ 51,877