ASSETS HELD FOR SALE (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) property	Dec. 31, 2017 USD ($) property
Number Of Properties
Beginning Balance | property	22	20
Properties sold/other | property	(48)	(17)
Properties added | property	29	19
Ending balance | property	3	22
Net Book Value
Beginning Balance | $	$ 86,699	$ 52,868
Properties sold/other | $	(171,938)	(39,299)
Properties added | $	86,228	73,130
Ending balance | $	$ 989	$ 86,699