REAL ESTATE PROPERTIES HELD FOR INVESTMENT - Schedule of Real Estate Properties Held for Investment (Details) $ in Thousands	Mar. 31, 2016 USD ($) Bed Facilitiy	Dec. 31, 2015 USD ($) Bed Facilitiy
Real Estate Properties [Line Items]
Building and improvements	$ 1,863,888	$ 1,954,129
Furniture and equipment	82,110	97,840
Land improvements	3,811	3,594
Land	216,594	221,894
Total Real Estate at Cost	2,166,403	2,277,457
Accumulated Depreciation	(242,630)	(237,841)
Total Real Estate Investments, Net	$ 1,923,773	$ 2,039,616
Operating Segments [Member]
Real Estate Properties [Line Items]
Number of Properties \| Facilitiy	178	180
Number of Beds/Units \| Bed	18,332	18,349
Total Real Estate at Cost	$ 2,166,046	$ 2,277,158
Accumulated Depreciation	(242,391)	(237,589)
Total Real Estate Investments, Net	$ 1,923,655	$ 2,039,569
Skilled Nursing/Transitional Care Facilities [Member]
Real Estate Properties [Line Items]
Number of Properties \| Facilitiy	102	103
Number of Beds/Units \| Bed	11,535	11,515
Total Real Estate at Cost	$ 1,043,771	$ 1,051,189
Accumulated Depreciation	(180,184)	(174,662)
Total Real Estate Investments, Net	$ 863,587	$ 876,527
Senior Housing [Member]
Real Estate Properties [Line Items]
Number of Properties \| Facilitiy	75	75
Number of Beds/Units \| Bed	6,727	6,710
Total Real Estate at Cost	$ 1,060,635	$ 1,050,162
Accumulated Depreciation	(53,205)	(45,800)
Total Real Estate Investments, Net	$ 1,007,430	$ 1,004,362
Acute Care Hospital [Member]
Real Estate Properties [Line Items]
Number of Properties \| Facilitiy	1	2
Number of Beds/Units \| Bed	70	124
Total Real Estate at Cost	$ 61,640	$ 175,807
Accumulated Depreciation	(9,002)	(17,127)
Total Real Estate Investments, Net	52,638	158,680
Corporate [Member]
Real Estate Properties [Line Items]
Total Real Estate at Cost	357	299
Accumulated Depreciation	(239)	(252)
Total Real Estate Investments, Net	$ 118	$ 47

Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 4
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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Amount before accumulated depreciation of fixtures and equipment. Includes, but is not limited to, machinery, equipment, and engines.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 4
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-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Amount before accumulated deprecation and depletion of additions or improvements to real estate held for productive use. Examples include, but are not limited to, walkways, driveways, fences, and parking lots.

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The number of real estate properties owned as of the balance sheet date.

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The cumulative amount of depreciation for real estate property held for investment purposes.

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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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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.

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