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NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS - Changes in Impairment Allowance (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Transfers and Servicing [Abstract]      
Balance at beginning of year $ 202 $ 73 $ 30
Temporary impairment charges 0 301 78
OTTI of servicing assets 0 (77) 0
Recoveries (124) (95) (35)
Balance at end of year $ 78 $ 202 $ 73