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FAIR VALUE MEASUREMENTS - Fair Value of Derivatives (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 USD ($) item | Dec. 31, 2020 USD ($)
Interest rate derivatives | Cash flow hedges |  |
FAIR VALUE MEASUREMENTS |  |
Number of interest rate derivatives held | item | 22 |
Number of mortgage loans outstanding | item | 22 |
Notional Amount | $ | $ 81,862,000 |
Weighted average maturity | 3 years 8 months 12 days |
Weighted average annual interest rate (as a percent) | 3.95% |
Interest rate derivatives | Cash flow hedges | Minimum |  |
FAIR VALUE MEASUREMENTS |  |
Fixed interest rate (as a percent) | 3.02% |
Interest rate derivatives | Cash flow hedges | Maximum |  |
FAIR VALUE MEASUREMENTS |  |
Fixed interest rate (as a percent) | 5.16% |
Recurring | Interest rate swap | Level 2 | Other liabilities |  |
Financial liabilities: |  |
Derivative financial instruments | $ | $ 3,511,000 | $ 5,012,000

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