VARIABLE INTEREST ENTITIES (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Variable Interest Entity [Line Items]
Assets	$ 1,124,046	$ 1,086,791
Total liabilities of VIEs	922,559	$ 875,769
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Assets	17,445
Total liabilities of VIEs	$ 10,017