SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Assets Held for Sale) (Details) $ in Millions	6 Months Ended
	Jun. 30, 2020 USD ($) property	Dec. 31, 2019 USD ($) property
Accounting Policies [Abstract]
Expected period of sale	24 months
Number of real estate reclassified from held for sale | property	15
Real estate held for sale placed back in service | $	$ 228.4
Number of real estate property held for sale | property		29
Assets held for sale | $		$ 351.9