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FAIR VALUE - Fair Value of Assets and Liabilities Measured on Recurring Basis (Detail) - Available-for-sale Securities [Member] - Fair Value Inputs Level 3 [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Beginning balance	$ 7,099	$ 7,357	$ 6,200	$ 8,495
Total gains (losses):
Included in other comprehensive income (loss) (unrealized)	178	(722)	592	(903)
Included in earnings (unrealized)	36	(32)	45	(7)
Purchases	0	0	1,000	0
Principal repayments and amortization	(425)	(237)	(949)	(1,219)
Ending balance	$ 6,888	$ 6,366	$ 6,888	$ 6,366

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