Commitments and Contingencies - Summary of Commitments (Details) $ in Thousands	12 Months Ended
Dec. 31, 2015 USD ($)
Other Commitments [Line Items]
Investment Commitment	$ 214,917
Amount Funded	71,977
Commitments funded	(77,530)
Remaining commitment	137,387
Real estate properties
Other Commitments [Line Items]
Investment Commitment	110,650
Amount Funded	40,334
Commitments funded	(42,391)
Remaining commitment	68,259
Earn-out liabilities
Other Commitments [Line Items]
Investment Commitment	16,300
Amount Funded	805
Commitments funded	(805)
Remaining commitment	15,495
Lease incentives
Other Commitments [Line Items]
Investment Commitment	4,202
Amount Funded	587
Commitments funded	(620)
Remaining commitment	3,582
Mortgage loans
Other Commitments [Line Items]
Investment Commitment	52,490
Amount Funded	6,925
Commitments funded	(10,263)
Remaining commitment	42,227
Joint venture investments
Other Commitments [Line Items]
Investment Commitment	28,550
Amount Funded	23,043
Commitments funded	(23,043)
Remaining commitment	5,507
Notes receivable
Other Commitments [Line Items]
Investment Commitment	2,725
Amount Funded	283
Commitments funded	(408)
Remaining commitment	$ 2,317

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 amount funded into various investment commitments by the entity during the period.

+ References

No definition available.

+ Details

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

- Definition

Represents the amount of remaining investment commitments of the entity.

+ References

No definition available.

+ Details

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

- Definition

Represents the total amount funded into various investment commitments by the entity.

+ References

No definition available.

+ Details

Name:	ltc_InvestmentCommitmentsTotalAmountFunded
Namespace Prefix:	ltc_
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_OtherCommitmentsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_RealEstatePropertiesCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_ContingentEarnOutLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_LeaseIncentivesCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_MortgageLoansCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_JointVentureInvestmentCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ltc_NotesReceivableCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: