Fair Value Measurements - Summary (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair value measurements
Mortgage loans receivable	$ 229,801	$ 217,529
Senior unsecured notes, net of debt issue costs: 2016—$1,009; 2015—$1,095	502,291	451,372
Contingent liabilities	12,229	12,722
Fair Value
Fair value measurements
Bank borrowings	107,100	120,500
Carrying Value
Fair value measurements
Mortgage loans receivable	229,801	217,529
Bank borrowings	107,100	120,500
Senior unsecured notes, net of debt issue costs: 2016—$1,009; 2015—$1,095	502,291	451,372
Contingent liabilities	12,229	12,722
Level 3 \| Fair Value
Fair value measurements
Mortgage loans receivable	294,319	257,335
Senior unsecured notes, net of debt issue costs: 2016—$1,009; 2015—$1,095	498,915	451,420
Contingent liabilities	$ 12,229	$ 12,722

This element represents the liabilities for earn out payments.

No definition available.

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Namespace Prefix:	ltc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.

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- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13476-108611

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- Definition

The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

+ References

+ Details

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Period Type:	instant

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