DISCLOSURES ABOUT FAIR VALUE OF FINANCIAL INSTRUMENTS - Statement of Changes in Level 3 Assets Measured at Fair Value on a Recurring Basis (Detail) - Significant Unobservable Inputs (Level 3) - Asset-backed securities - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Asset-backed securities
Balance at beginning of period	$ 168,475	$ 28,263	$ 13,236	$ 34,949
Purchases	78,429	0	236,256	0
Principal payments and premium amortization	(17,922)	(6,834)	(20,999)	(13,948)
Increase in allowance for credit losses	(400)	0	(466)	0
Decrease in allowance for credit losses	169	83	244	116
Change in fair value recognized in OCI	(53)	350	427	745
Balance at end of period	$ 228,698	$ 21,862	$ 228,698	$ 21,862