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NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS - Changes in Servicing Assets (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Transfers and Servicing [Abstract]    
Balance at beginning of period $ 33,071 $ 26,762
Capitalization of servicing assets 1,350 904
Amortization (1,637) (1,009)
Temporary impairment (charges) recoveries, net 7 (138)
Other (81) (35)
Balance at end of period $ 32,710 $ 26,484