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FAIR VALUE MEASUREMENTS - Effect of derivatives on Consolidated Statements of Income (Details) | 3 Months Ended | 9 Months Ended |
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Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) property | Dec. 31, 2021 USD ($)
FAIR VALUE MEASUREMENTS |  |  |  |  |
Amount of gain (loss) recognized on derivatives in other comprehensive loss | $ 931,000 | $ (31,000) | $ 2,886,000 | $ 722,000 |
Amount of reclassification from Accumulated other comprehensive income (loss) into Interest expense |  | (348,000) | (485,000) | $ (1,937,000) |
Number of properties sold | property |  |  |  | 2 |
Additional amount to be reclassified during the next twelve months |  |  | 1,001,000 |  |
Credit risk related contingent feature |  |  |  |  |
Accrued interest |  |  |  |  | $ 84,000
Fair value of derivative in a liability position, including accrued interest but excluding adjustments for non-performance risk | $ 0 |  | $ 0 |  | 1,632,000
Termination liability value |  |  |  |  | 1,632,000
Accrued expenses and other liabilities |  |  |  |  |
Credit risk related contingent feature |  |  |  |  |
Non-performance risk |  |  |  |  | $ 34,000
Interest rate swap | Prepayment costs on debt |  |  |  |  |
FAIR VALUE MEASUREMENTS |  |  |  |  |
Amounts reclassified from Accumulated other comprehensive loss into Interest Expense as a result of forecasted transactions being no longer probable of occurring |  | $ 24,000 |  | $ 808,000 |

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- Definition The aggregate fair value of assets needed to immediately settle the derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624258-113959 + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=121549185&loc=d3e80748-113994 + Details
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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