BUSINESS - Narrative (Details)	Sep. 30, 2017 $ / shares	Aug. 17, 2017	May 07, 2017 $ / shares	Dec. 31, 2016 $ / shares
Business [Line Items]
Common stock, par value (in dollars per share)	$ 0.01		$ 0.01	$ 0.01
Care Capital Properties [Member]
Business [Line Items]
Common stock, par value (in dollars per share)			$ 0.01
Exchange ratio		1.123