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ACCRUED AND OTHER LIABILITIES - Reserve for Tenant Improvements and Environmental Reserves (Details) $ in Thousands | 3 Months Ended | 12 Months Ended | 48 Months Ended | 108 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2017 USD ($) | Dec. 31, 2022 USD ($) a | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) a | Dec. 31, 2017 USD ($) | Dec. 31, 2022 USD ($) a | Dec. 31, 2021 USD ($) a | Dec. 31, 2020 a
Environmental reserves |  |  |  |  |  |  |  |
Tenant improvement allowances and leasing commissions |  | $ 8,900 |  |  |  | $ 8,900 |  |
Area of land (in acres) | a |  | 14,600 |  |  |  | 14,600 | 84,900 | 345
Environmental Reserve |  | $ 67 |  |  |  | $ 67 | $ 81 |
Environmental Loss Contingency, Statement of Financial Position |  | Accrued and Other Liabilities-See Note 18 |  |  |  | Accrued and Other Liabilities-See Note 18 | Accrued and Other Liabilities-See Note 18 |
Environmental Reserve for Monitoring Environmental Remediation Work Previously Performed |  |  |  |  |  |  |  |
Environmental reserves |  |  |  |  |  |  |  |
Additional environmental reserve accrued |  |  | $ 500 | $ 100 | $ 700 |  |  |
Environmental costs funded |  |  |  |  |  | $ 600 |  |
Environmental Reserve for Monitoring Environmental Remediation Work Previously Performed | Minimum |  |  |  |  |  |  |  |
Environmental reserves |  |  |  |  |  |  |  |
Estimated cost |  |  | 500 |  |  |  |  |
Environmental Reserve for Monitoring Environmental Remediation Work Previously Performed | Maximum |  |  |  |  |  |  |  |
Environmental reserves |  |  |  |  |  |  |  |
Additional environmental reserve accrued | $ 100 |  |  |  |  |  |  |
Area of land (in acres) | a |  |  |  | 1 |  |  |  |
Estimated cost |  |  | $ 1,000 |  |  |  |  |
Environmental Reserve |  | $ 100 |  |  |  | 100 |  |
Income Property, Multi-tenant, Shops at Legacy, Plano, Texas |  |  |  |  |  |  |  |
Environmental reserves |  |  |  |  |  |  |  |
Payment of tenant improvement allowances and leasing commissions |  | 2,700 |  |  |  |  |  |
Remaining reserve for tenant improvements |  | $ 6,200 |  |  |  | $ 6,200 |  |

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