SUBSEQUENT EVENTS (Details) - Subsequent Event $ / shares in Units, $ in Thousands	Feb. 03, 2020 shares	Jan. 08, 2020 USD ($) joint_venture merger limited_liability_company business_day $ / shares
Subsequent Event [Line Items]
Disbursement agreement percent	65.00%
Discontinued Operations | Asset Sale Transaction
Subsequent Event [Line Items]
Consideration received		$ 4,000,000
Mortgage notes, net		$ 744,900
Number of joint ventures excluded from sale | joint_venture		2
Number of mergers | merger		2
Number of limited liability companies | limited_liability_company		9
Operating Partnership
Subsequent Event [Line Items]
Disbursement agreement percent	100.00%
Operating Partnership | Asset Sale Transaction
Subsequent Event [Line Items]
Repayments of debt		$ 957,300
Payments for costs and transaction expenses		33,400
Special Partnership Units | Operating Partnership | Asset Sale Transaction
Subsequent Event [Line Items]
Distributions		57,900
Class A | Asset Sale Transaction
Subsequent Event [Line Items]
Remaining distribution amount		$ 2,230,000
Distribution period (in business days) | business_day		5
Special distribution (in dollars per share) | $ / shares		$ 12.54
Class A | Operating Partnership | Asset Sale Transaction
Subsequent Event [Line Items]
Distributions		$ 2,260,000
Class T
Subsequent Event [Line Items]
Conversion basis of Class T stock | shares	1
External advisor
Subsequent Event [Line Items]
Disbursement agreement percent	35.00%
External advisor | Asset Management Fee | Asset Sale Transaction
Subsequent Event [Line Items]
Management fee		$ 24,750
Maximum | Class T | Asset Sale Transaction
Subsequent Event [Line Items]
Amount deducted from the distribution per share (in dollars per share) | $ / shares		$ 0.17