PRO FORMA FINANCIAL INFORMATION - Narrative (Details)		6 Months Ended
	Feb. 14, 2014 unit	Jun. 30, 2015 Facilitiy	Jun. 30, 2014 Facilitiy
Skilled Nursing Transitional Care Facilities [Member]
Business Acquisition [Line Items]
Number of acquired properties	4
Skilled Nursing Transitional Care Facilities [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Number of acquired properties | Facilitiy		3	6
Senior Housing Facilities [Member]
Business Acquisition [Line Items]
Number of acquired properties	2
Senior Housing Facilities [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Number of acquired properties | Facilitiy		10	3