INTANGIBLE ASSETS AND LIABILITIES - Intangible Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Intangible Assets [Line Items]
Intangible assets, total cost	$ 60,080	$ 73,029
Intangible assets, accumulated amortization	(37,065)	(44,473)
Intangible Assets, net	23,015	28,556
Intangible liabilities, total cost	22,268	27,025
Intangible liabilities, accumulated amortization	(10,991)	(14,044)
Intangible Liabilities, net	11,277	12,981
In-place lease value
Intangible Assets [Line Items]
Intangible assets, total cost	59,582	72,376
Intangible assets, accumulated amortization	(36,770)	(44,066)
Intangible Assets, net	22,812	28,310
Tenant relationship value
Intangible Assets [Line Items]
Intangible assets, total cost	167	167
Intangible assets, accumulated amortization	(100)	(97)
Intangible Assets, net	67	70
Above market leases acquired
Intangible Assets [Line Items]
Intangible assets, total cost	331	486
Intangible assets, accumulated amortization	(195)	(310)
Intangible Assets, net	$ 136	$ 176