NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS - Changes in Servicing Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
NON-CONSOLIDATED VARIABLE INTEREST ENTITIES AND SERVICING ASSETS [Abstract]
Balance at beginning of period	$ 30,986	$ 33,071	$ 26,762
Purchases of servicing assets	0	0	7,781
Capitalization of servicing assets	3,122	5,194	4,864
Amortization	(4,978)	(7,215)	(5,777)
Temporary impairment recoveries, net	66	124	(206)
Adjustment to servicing assets for loans repurchased	(159)	(188)	(353)
Balance at end of period	$ 29,037	$ 30,986	$ 33,071