FAIR VALUE DISCLOSURES - Schedule of Assets and Liabilities at Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in unconsolidated joint venture	$ 464	$ 1,000
Recurring Basis | Interest Rate Swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liability derivative - interest rate swaps	(2,664)
Recurring Basis | Interest Rate Swaps | Quoted Prices in Active Markets  for Identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liability derivative - interest rate swaps	0
Recurring Basis | Interest Rate Swaps | Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liability derivative - interest rate swaps	(2,664)
Recurring Basis | Interest Rate Swaps | Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Liability derivative - interest rate swaps	0
Nonrecurring Basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired real estate	37,100
Investment in unconsolidated joint venture	528
Nonrecurring Basis | Quoted Prices in Active Markets  for Identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired real estate	0
Investment in unconsolidated joint venture	0
Nonrecurring Basis | Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired real estate	0
Investment in unconsolidated joint venture	0
Nonrecurring Basis | Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired real estate	37,100
Investment in unconsolidated joint venture	$ 528