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 number of beds/units in the acquired business.

+ References

No definition available.

+ Details

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

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed or capitalized during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

No definition available.

+ Details

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

- Definition

Represents the purchase price and the transaction costs of the real estate investment acquisition.

+ References

No definition available.

+ Details

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

- Definition

Represents the amount of investment commitments of the entity.

+ References

No definition available.

+ Details

Name:	ltc_InvestmentCommitments
Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of beds/units under development.

+ References

No definition available.

+ Details

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

- Definition

Cash yield percentage stipulated in lease agreement.

+ References

No definition available.

+ Details

Name:	ltc_OperatingLeaseLessorCashYieldPercentage
Namespace Prefix:	ltc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477

+ Details

Name:	us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6405-128476

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6613-128477

+ Details

Name:	us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- 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_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=ltc_SkilledNursingPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=ltc_DevelopmentProjectMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ltc_Acquisitions2017Member
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_PropertyPlantAndEquipmentByTypeAxis=ltc_AssistedLivingFacilityUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=ltc_MemoryCarePropertyWith60UnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ltc_Acquisitions2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_ContingentConsiderationByTypeAxis=ltc_HoldbackMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

Real Estate Investments - Acquisitions (Details) $ in Thousands	1 Months Ended	9 Months Ended
	Oct. 31, 2017 USD ($) item	Sep. 30, 2017 USD ($) item property	Sep. 30, 2016 USD ($) item property
Real estate investments
Investment Commitment		$ 158,537
SNF \| Kentucky \| Development
Real estate investments
Number of units under development \| item			143
Investment Commitment			$ 24,325
Land
Real estate investments
Purchase Price			5,425
Transaction Costs			63
Total Acquisition Costs			5,488
2017 Acquisitions \| ALF
Real estate investments
Purchase Price		54,463
Transaction Costs		341
Total Acquisition Costs		$ 54,804
Number of properties acquired \| property		3
Number of beds/units acquired \| item		240
2017 Acquisitions \| ALF \| ALF Units
Real estate investments
Number of beds/units acquired \| item		107
2017 Acquisitions \| MC \| Memory Care Property with 73 Units
Real estate investments
Number of beds/units acquired \| item		73
2017 Acquisitions \| MC \| Memory Care Property with 60 Units
Real estate investments
Purchase Price		$ 15,650
Number of beds/units acquired \| item		60
2017 Acquisitions \| ALF & MC
Real estate investments
Purchase Price		$ 38,813
2017 Acquisitions \| ALF & MC \| Missouri \| Subsequent Event
Real estate investments
Purchase Price	$ 16,555
Number of beds/units acquired \| item	73
Cash yield percentage	7.00%
2016 Acquisitions
Real estate investments
Purchase Price			74,975
Transaction Costs			519
Total Acquisition Costs			$ 75,494
Number of properties acquired \| property			5
Number of beds/units acquired \| item			376
2016 Acquisitions \| SNF
Real estate investments
Purchase Price			$ 16,000
Transaction Costs			45
Total Acquisition Costs			$ 16,045
Number of properties acquired \| property			1
Number of beds/units acquired \| item			126
2016 Acquisitions \| SNF \| Texas
Real estate investments
Number of beds/units acquired \| item			126
2016 Acquisitions \| ALF
Real estate investments
Purchase Price			$ 53,550
Transaction Costs			411
Total Acquisition Costs			$ 53,961
Number of properties acquired \| property			4
Number of beds/units acquired \| item			250
2016 Acquisitions \| ALF \| Kentucky
Real estate investments
Purchase Price			$ 14,250
2016 Acquisitions \| ALF \| Kentucky \| Holdback
Real estate investments
Contingent consideration			2,000
2016 Acquisitions \| ALF \| Kansas
Real estate investments
Purchase Price			$ 25,000
Number of properties acquired \| item			2
2016 Acquisitions \| ALF & MC \| Georgia
Real estate investments
Purchase Price			$ 14,300