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INVESTMENTS IN REAL ESTATE - Fair Value of Net Assets Acquired (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Business Acquisition [Line Items] |  |
Acquired below-market leases | $ 0 | $ (5)
Net assets acquired | 2,933 | 6,130
Land |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment | 1,839 | 4,976
Land improvements |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment | 33 | 9
Buildings and improvements |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment | 1,061 | 534
Tenant improvements |  |
Business Acquisition [Line Items] |  |
Property, plant and equipment | 0 | 190
Acquired in-place Leases |  |
Business Acquisition [Line Items] |  |
Intangible assets | $ 0 | $ 408
Weighted average amortization period | 9 years | 8 years
Acquired above-market leases |  |
Business Acquisition [Line Items] |  |
Intangible assets | $ 0 | $ 18
Series of Individually Immaterial Business Acquisitions |  |
Business Acquisition [Line Items] |  |
Acquired below market lease, weighted average amortization period |  | 3 years
Series of Individually Immaterial Business Acquisitions | Acquired in-place Leases |  |
Business Acquisition [Line Items] |  |
Weighted average amortization period |  | 3 years
Series of Individually Immaterial Business Acquisitions | Acquired above-market leases |  |
Business Acquisition [Line Items] |  |
Weighted average amortization period |  | 3 years

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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