ALLOWANCE FOR CREDIT LOSSES FOR LOANS AND FINANCE LOSSES - Activity in ACL on loans and finance leases (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	$ 20,770	$ 12,665	$ 37,026	$ (4,324)
Charge-offs	(24,084)	(12,592)	(42,001)	(25,307)
Recoveries	4,805	6,632	9,453	12,753
Residential Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	(3,500)	(2,797)	(3,427)	(7,668)
Charge-offs	(1,146)	(2,079)	(2,129)	(4,607)
Recoveries	757	1,287	1,254	2,669
Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	2,997	(1,102)	1,347	653
Charge-offs	(6,350)	(68)	(6,468)	(358)
Recoveries	132	589	222	1,624
Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	5,999	1,265	7,245	(21,375)
Charge-offs	(88)	(2)	(106)	(39)
Recoveries	56	1,218	224	1,262
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	1,202	151	2,062	(2,063)
Charge-offs	(38)	(16)	(38)	(60)
Recoveries	409	43	472	95
Consumer Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - (benefit) expense	14,072	15,148	29,799	26,129
Charge-offs	(16,462)	(10,427)	(33,260)	(20,243)
Recoveries	$ 3,451	$ 3,495	$ 7,281	$ 7,103