REAL ESTATE-RELATED SECURITIES (The Scheduled Maturities of Real Estate-Related Securities) (Details) - CMBS $ in Thousands	Sep. 30, 2020 USD ($)
Available-for-sale securities, Amortized Cost
Due within one year	$ 0
Due after one year through five years	65,430
Due after five years through ten years	0
Due after ten years	9,721
Total	75,151
Available-for-sale securities, Estimated Fair Value
Due within one year	0
Due after one year through five years	65,491
Due after five years through ten years	0
Due after ten years	9,721
Total	$ 75,212

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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