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VARIABLE INTEREST ENTITIES, CONTINGENT LIABILITIES AND CONSOLIDATED JOINT VENTURES - MCB Real Estate, LLC (Details) - Consolidated Joint Venture-VIEs - MCB Real Estate, LLC and Affiliates
Dec. 31, 2019
USD ($)
item
Dec. 31, 2018
USD ($)
item
Consolidated VIEs Carrying Amount of Assets and Liabilities    
Number of consolidated joint ventures | item 3 4
Investment in consolidated joint ventures | $ $ 7,941,000 $ 9,891,000