Represents the amount of investment commitments of the entity.

No definition available.

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

Represents the percentage of economic interest in joint venture under real estate investments.

+ References

No definition available.

+ Details

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

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

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

- 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
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-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477

+ Details

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

- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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+ Details

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

- References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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Equity - Noncontrolling Interest (Details) $ in Thousands	12 Months Ended
Equity - Noncontrolling Interest (Details) $ in Thousands	Dec. 31, 2019 USD ($) item	Dec. 31, 2018 USD ($) item	Dec. 31, 2017 USD ($)
Noncontrolling interest
Gross Consolidated Assets	$ 1,514,209	$ 1,513,620
Non-controlling interests	8,483	7,481
Investment Commitment	79,716
Partnership
Noncontrolling interest
Gross Consolidated Assets	78,805
Non-controlling interests	8,483
2017 Acquisitions
Noncontrolling interest
Purchase Price			$ 81,818
2017 Acquisitions \| ALF
Noncontrolling interest
Purchase Price			$ 81,018
2018 Acquisitions
Noncontrolling interest
Purchase Price		$ 40,295
Economic interest in joint venture		88.00%
2018 Acquisitions \| ALF
Noncontrolling interest
Purchase Price		$ 39,600
2019 Acquisitions
Noncontrolling interest
Purchase Price	57,951
2019 Acquisitions \| SNF
Noncontrolling interest
Purchase Price	19,500
2019 Acquisitions \| ALF
Noncontrolling interest
Purchase Price	35,719
Virginia \| 2019 Acquisitions \| Partnership \| ALF and MC
Noncontrolling interest
Gross Consolidated Assets	16,895
Non-controlling interests	919
Oregon \| 2018 Acquisitions \| Partnership \| Properties under Development
Noncontrolling interest
Gross Consolidated Assets	13,831
Non-controlling interests	1,081
Oregon \| 2018 Acquisitions \| Partnership \| ILF
Noncontrolling interest
Gross Consolidated Assets	14,400
Non-controlling interests	2,857
Wisconsin \| 2017 Acquisitions \| Partnership \| Properties under Development
Noncontrolling interest
Gross Consolidated Assets	21,999
Non-controlling interests	2,318
South Carolina \| 2017 Acquisitions \| Partnership \| ALF
Noncontrolling interest
Gross Consolidated Assets	11,680
Non-controlling interests	$ 1,308
110-unit ILF/ALF/MC \| Wisconsin \| 2017 Acquisitions \| ALF/ILF/MC
Noncontrolling interest
Number of beds/units under development \| item	110
89-unit ILF \| 2018 Acquisitions \| ILF
Noncontrolling interest
Non-controlling interests		2,857
Purchase Price		14,400
Investment Commitment		$ 11,543
Number of beds/units under development \| item		89
78-unit ALF/MC \| 2018 Acquisitions \| ALF and MC
Noncontrolling interest
Non-controlling interests		$ 1,081
Purchase Price		18,108
Investment Commitment		$ 17,027
Number of beds/units under development \| item		78
78-unit ALF/MC \| Oregon \| 2018 Acquisitions \| ALF and MC
Noncontrolling interest
Purchase Price		$ 18,108
Number of beds/units under development \| item		78