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REAL ESTATE ACQUISITIONS - Summary of acquisitions (Details) - Real Estate Acquisitions in 2021 $ in Thousands |  |  | 9 Months Ended
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Sep. 29, 2021 USD ($) | May 27, 2021 USD ($) item | Sep. 30, 2021 USD ($)
REAL ESTATE ACQUISITION |  |  |
Contract Purchase Price |  |  | $ 16,355
Capitalized Transaction Costs |  |  | $ 136
Pureon, Inc. industrial facility, Monroe, North Carolina |  |  |
REAL ESTATE ACQUISITION |  |  |
Contract Purchase Price |  | $ 7,000 |
New mortgage debt |  | $ 4,500 |
Interest rate (as a percent) |  | 3.25% |
Capitalized Transaction Costs |  | $ 60 |
Pureon, Inc. industrial facility, Monroe, North Carolina | Market capitalization rate | Valuation, Income Approach | Level 3 |  |  |
REAL ESTATE ACQUISITION |  |  |
Tangible assets acquired, measurement input | item |  | 0.070 |
Multi-tenant industrial facility, Lehigh Acres, Florida |  |  |
REAL ESTATE ACQUISITION |  |  |
Contract Purchase Price | $ 9,355 |  |
New mortgage debt | $ 6,100 |  |
Interest rate (as a percent) | 3.17% |  |
Capitalized Transaction Costs | $ 76 |  |
Multi-tenant industrial facility, Lehigh Acres, Florida | Market capitalization rate | Valuation, Income Approach | Level 3 |  |  |
REAL ESTATE ACQUISITION |  |  |
Tangible assets acquired, measurement input | 0.0675 |  |

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