Amount of increase (decrease) in allowance for loan and lease losses write-offs, net.

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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ALLOWANCE FOR CREDIT LOSSES FOR LOANS AND FINANCE LEASES - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable Allowance For Credit Losses [Line Items]
Increase (decrease) in ACL			$ 4,700
Provision for credit losses - expense (benefit)	$ 20,381	$ 11,930	45,218	$ 24,847
Net charge-offs	19,100	21,000	40,500	32,200
Increase (decrease) in net charge-offs	(1,900)
Recoveries	5,457	5,424	12,157	23,595
Off-Balance Sheet, Credit Loss, Liability, Credit Loss Expense (Reversal)	287	(417)	224	(136)
Off-Balance Sheet, Credit Loss, Liability	3,367	4,502	3,367	4,502	$ 3,080	$ 3,143	$ 4,919	$ 4,638
Charge-offs	24,529	26,414	52,739	55,753
Net disbursements on loans held for investment			194,164	307,677
Allowance for credit losses	248,578	254,532	248,578	254,532	247,269	243,942	263,592	261,843
Residential Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Increase (decrease) in ACL				1,800
Provision for credit losses - expense (benefit)	793	(10,593)	1,797	(11,057)
Recoveries	300	446	517	718
Charge-offs	285	491	520	1,007
Allowance for credit losses	42,448	46,051	42,448	46,051	41,640	40,654	56,689	57,397
Residential Portfolio Segment [Member] \| US [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			0
Commercial Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Increase (decrease) in ACL			7,400
Commercial Portfolio Segment [Member] \| Construction Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - expense (benefit)	1,121	(554)	700	17
Recoveries	13	14	27	24
Charge-offs	0	0	0	0
Allowance for credit losses	4,551	5,646	4,551	5,646	3,417	3,824	6,186	5,605
Commercial Portfolio Segment [Member] \| Commercial and Industrial Sector [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Provision for credit losses - expense (benefit)	2,135	(596)	5,488	(3,756)
Recoveries	826	961	980	6,080
Charge-offs	66	348	143	880
Allowance for credit losses	39,359	35,440	39,359	35,440	36,464	33,034	35,423	33,996
Commercial Portfolio Segment [Member] \| US [Member] \| Construction Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			0
Commercial Portfolio Segment [Member] \| US [Member] \| Commercial and Industrial Sector [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			0
Consumer Portfolio Segment [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Increase (decrease) in ACL			(4,500)
Provision for credit losses - expense (benefit)	17,780	26,649	37,025	42,629
Recoveries	4,267	3,610	10,542	16,340
Charge-offs	24,178	25,575	52,076	53,866
Allowance for credit losses	$ 139,474	$ 137,317	139,474	137,317	$ 141,605	$ 143,983	$ 132,633	$ 132,214
Consumer Portfolio Segment [Member] \| Automobile Loan [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			16,208
Consumer Portfolio Segment [Member] \| Bulk Sale Of Nonaccrual Loans [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Increase (decrease) in net charge-offs				5,000
Charge-offs			2,400	$ 9,500
Consumer Portfolio Segment [Member] \| US [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			20
Consumer Portfolio Segment [Member] \| US [Member] \| Automobile Loan [Member]
Financing Receivable Allowance For Credit Losses [Line Items]
Charge-offs			$ 20