Real Estate Investments - Owned Properties (Details) $ in Thousands	3 Months Ended
Mar. 31, 2023 USD ($) item property state $ / item
Real Estate [Line Items]
Gross Investment \| $	$ 46,936
Real Estate Investment
Real Estate [Line Items]
Gross Investment \| $	$ 1,389,222
Percentage of Investment	100.00%
Number of properties \| property	149
Number of states \| state	26
Number of operators	23
Real Estate Investment \| SNF Beds
Real Estate [Line Items]
Number of beds/units	6,231
Real Estate Investment \| ALF Units
Real Estate [Line Items]
Number of beds/units	5,673
ALF \| Real Estate Investment
Real Estate [Line Items]
Gross Investment \| $	$ 785,912
Percentage of Investment	56.50%
Number of properties \| property	98
Average Investment per Bed/Unit \| $ / item	144.55
ALF \| Real Estate Investment \| ALF Units
Real Estate [Line Items]
Number of beds/units	5,437
SNF \| Real Estate Investment
Real Estate [Line Items]
Gross Investment \| $	$ 591,305
Percentage of Investment	42.60%
Number of properties \| property	50
Average Investment per Bed/Unit \| $ / item	93.13
SNF \| Real Estate Investment \| SNF Beds
Real Estate [Line Items]
Number of beds/units	6,113
SNF \| Real Estate Investment \| ALF Units
Real Estate [Line Items]
Number of beds/units	236
Other \| Real Estate Investment
Real Estate [Line Items]
Gross Investment \| $	$ 12,005
Percentage of Investment	0.90%
Number of properties \| property	1
Number of parcels of land	3
Other \| Real Estate Investment \| SNF Beds
Real Estate [Line Items]
Number of beds/units	118
Hospital \| Real Estate Investment
Real Estate [Line Items]
Number of properties \| property	1

Represents the number of parcels of land.

No definition available.

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

- Definition

Represents the number of operators associated with certain investments.

+ References

No definition available.

+ Details

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

- Definition

Represents the number of states in which the entity has invested.

+ References

No definition available.

+ Details

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

- Definition

Represents the per unit investment in real estate held solely for investment purposes.

+ References

No definition available.

+ Details

Name:	ltc_RealEstateInvestmentsPerUnit
Namespace Prefix:	ltc_
Data Type:	srt-types:perUnitItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the investments in real estate held solely for investment purposes expressed as a percentage.

+ References

No definition available.

+ Details

Name:	ltc_RealEstateInvestmentsPercentage
Namespace Prefix:	ltc_
Data Type:	dtr-types:percentItemType
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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(d))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Details

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

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=ltc_SkilledNursingFacilityBedsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=ltc_AssistedLivingFacilityUnitsMember
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_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_SkilledNursingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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