ALLOWANCE FOR CREDIT LOSSES (Schedule of Gross Loan and Allowance for Credit Losses) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year		$ 161,106	$ 152,673
Balance at end of year		175,863	161,106	$ 152,673
Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year		45,154	40,546
Charge-offs		(8,217)	(14,191)
Balance at end of year		45,436	45,154	40,546
Mortgage loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year		15,349	18,930
Charge-offs		(126)	(759)
Balance at end of year		10,909	15,349	18,930
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year		27,093	23,278
Charge-offs		(33,266)	(23,655)
Balance at end of year		31,829	27,093	23,278
Auto loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year		73,510	69,919
Charge-offs		(61,651)	(43,764)
Balance at end of year		87,689	73,510	69,919
Non-PCD
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	$ 132,065	152,610	141,841	132,065
Provision for (recapture of) credit losses		87,722	61,765	42,418
Charge-offs		(103,260)	(82,369)	(61,524)
Recoveries		33,637	31,373	28,882
Balance at end of year		170,709	152,610	141,841
Non-PCD \| Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	32,262	44,041	39,158	32,262
Provision for (recapture of) credit losses		6,922	18,200	19,076
Charge-offs		(8,217)	(14,191)	(13,380)
Recoveries		2,068	874	1,200
Balance at end of year		44,814	44,041	39,158
Non-PCD \| Mortgage loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	15,299	7,998	9,571	15,299
Provision for (recapture of) credit losses		(2,546)	(2,031)	(8,758)
Charge-offs		(126)	(759)	(284)
Recoveries		1,069	1,217	3,314
Balance at end of year		6,395	7,998	9,571
Non-PCD \| Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	19,141	27,086	23,264	19,141
Provision for (recapture of) credit losses		33,832	23,302	16,084
Charge-offs		(33,266)	(23,655)	(15,198)
Recoveries		4,166	4,175	3,237
Balance at end of year		31,818	27,086	23,264
Non-PCD \| Auto loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	65,363	73,485	69,848	65,363
Provision for (recapture of) credit losses		49,514	22,294	16,016
Charge-offs		(61,651)	(43,764)	(32,662)
Recoveries		26,334	25,107	21,131
Balance at end of year		87,682	73,485	69,848
PCD
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	23,872	8,496	10,832	23,872
Provision for (recapture of) credit losses		(5,175)	(1,488)	(18,010)
Charge-offs		(1,170)	(3,902)	(2,250)
Recoveries		3,003	3,054	7,220
Balance at end of year		5,154	8,496	10,832
PCD \| Commercial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	4,508	1,113	1,388	4,508
Provision for (recapture of) credit losses		(935)	901	(6,855)
Charge-offs		(967)	(2,794)	(69)
Recoveries	1,100	1,411	1,618	3,804
Balance at end of year		622	1,113	1,388
PCD \| Mortgage loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	19,018	7,351	9,359	19,018
Provision for (recapture of) credit losses		(3,985)	(2,389)	(10,629)
Charge-offs		(178)	(317)	(1,695)
Recoveries		1,326	698	2,665
Balance at end of year		4,514	7,351	9,359
PCD \| Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	34	7	14	34
Provision for (recapture of) credit losses		(58)	518	62
Charge-offs		0	(621)	(176)
Recoveries		62	96	94
Balance at end of year		11	7	14
PCD \| Auto loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of year	$ 312	25	71	312
Provision for (recapture of) credit losses		(197)	(518)	(588)
Charge-offs		(25)	(170)	(310)
Recoveries		204	642	657
Balance at end of year		$ 7	$ 25	$ 71

ALLOWANCE FOR CREDIT LOSSES (Schedule of Gross Loan and Allowance for Credit Losses) (Details) - USD ($)
$ in Thousands

3 Months Ended

12 Months Ended

Mar. 31, 2022

Dec. 31, 2024

Dec. 31, 2023

Dec. 31, 2022

Financing Receivable, Allowance for Credit Loss [Roll Forward]

Balance at beginning of year

$ 161,106

$ 152,673

Balance at end of year