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SUBSEQUENT EVENTS (Details) - SouthFork Townhomes - Subsequent Event
$ / shares in Units, $ in Millions
Feb. 26, 2019
USD ($)
unit
$ / shares
Subsequent Event [Line Items]  
Number of units in acquired property | unit 272
Total acquisition costs $ 44.0
Form of consideration, cash $ 27.4
Share price (in dollars per share) | $ / shares $ 72.50
Convertible Preferred Stock  
Subsequent Event [Line Items]  
Form of consideration, equity $ 16.6
Coupon rate 3.90%