CONCENTRATION OF CREDIT RISK (Schedule of Concentration Risks) (Details) - Revenue from Rights Concentration Risk	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Kindred \| Revenues
Concentration Risk [Line Items]
Concentration percentage	5.00%	5.30%
Kindred \| NOI
Concentration Risk [Line Items]
Concentration percentage	8.70%	9.20%
Brookdale Senior Living \| Revenues
Concentration Risk [Line Items]
Concentration percentage	4.70%	4.80%
Brookdale Senior Living \| NOI
Concentration Risk [Line Items]
Concentration percentage	8.20%	8.30%
Ardent \| Revenues
Concentration Risk [Line Items]
Concentration percentage	3.10%	3.10%
Ardent \| NOI
Concentration Risk [Line Items]
Concentration percentage	5.30%	5.30%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611

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Data Type:	num:percentItemType
Balance Type:	na
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