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FAIR VALUE MEASUREMENTS - Narrative (Details) - Fair Value, Recurring $ in Thousands | 6 Months Ended
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Jun. 30, 2021 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Real estate investment, unfunded commitments | $ 1,600
Level 3 | Interest Rate | Minimum |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Receivables, measurement input | 0.0375
Level 3 | Interest Rate | Maximum |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Receivables, measurement input | 0.1075
Level 3 | Credit Risk | Minimum |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Receivables, measurement input | 0.005
Level 3 | Credit Risk | Maximum |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Receivables, measurement input | 0.010
Fair Value Measured at Net Asset Value Per Share |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Real estate investment, fair value disclosure | $ 400

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