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DEBT SECURITIES - Held-to-Maturity Investments Classified by Contractual Maturity Date (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Schedule Of Held To Maturity Securities [Line Items]
Held To Maturity Securities Amortized	$ 312,807	$ 317,786
Held to Maturity Gross Unrecognized gains	3,908	3,815
Held to Maturity Gross Unrecognized losses	11,214	13,561
Held to Maturity Fair value	305,501	308,040
Allowance for credit losses, Held-to-Maturity securities	$ 843	$ 802
Held to Maturity Weighted-average yield	4.24%	4.83%
Interest receivable	$ 63,777	$ 71,881
Held-to-Maturity Securities [Member]
Schedule Of Held To Maturity Securities [Line Items]
Interest receivable	2,300	4,100
Municipal Bonds [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Due Withing One Year	2,297	2,214
Held to Maturity Gross Unrecognized gain Due Within One Year	65	134
Held to Maturity Gross Unrecognized losses Due Within One Year	5	6
Held to Maturity Fair value Due Within One Year	2,357	2,342
Allowance for credit losses Due within one year	$ 6	$ 6
Held to Maturity Weighted-average yield Due withing One Year	4.87%	5.07%
Held to Maturity Amortized Cost After 1 to 5 years	$ 62,792	$ 61,289
Held to Maturity Gross Unrecognized gains After 1 to 5 years	2,797	2,724
Held to Maturity Gross Unrecognized losses After 1 to 5 years	253	438
Held to Maturity Fair value After 1 to 5 years	65,336	63,575
Allowance for credit losses After 1 to 5 years	$ 464	$ 433
Held to Maturity Weighted-average yield After 1 to 5 years	7.19%	7.33%
Held to Maturity Amortized Cost After 5 to 10 years	$ 11,678	$ 13,184
Held to Maturity Gross Unrecognized gains After 5 to 10 years	771	811
Held to Maturity Gross Unrecognized losses After 5 to 10 years	164	205
Held to Maturity Fair value After 5 to 10 years	12,285	13,790
Allowance for credit losses After 5 to 10 years	$ 121	$ 127
Held to Maturity Weighted-average yield After 5 to 10 years	5.07%	5.79%
Held to Maturity Amortized Cost After 10 years	$ 15,755	$ 15,755
Held to Maturity Gross Unrecognized gains After 10 years	275	146
Held to Maturity Gross Unrecognized losses After 10 years	0	0
Held to Maturity Fair value After 10 years	16,030	15,901
Allowance for credit losses After 10 years	$ 252	$ 236
Held to Maturity Weighted-average yield After 10 years	7.78%	8.07%
Held To Maturity Securities Amortized	$ 92,522	$ 92,442
Held to Maturity Gross Unrecognized gains	3,908	3,815
Held to Maturity Gross Unrecognized losses	422	649
Held to Maturity Fair value	96,008	95,608
Allowance for credit losses, Held-to-Maturity securities	$ 843	$ 802	$ 1,235	$ 2,197
Held to Maturity Weighted-average yield	6.97%	7.18%
Residential MBS [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held To Maturity Securities Amortized	$ 125,556	$ 129,319
Held to Maturity Gross Unrecognized gains	0	0
Held to Maturity Gross Unrecognized losses	5,543	7,444
Held to Maturity Fair value	120,013	121,875
Allowance for credit losses, Held-to-Maturity securities	$ 0	$ 0
Held to Maturity Weighted-average yield	3.88%	3.86%
Residential MBS [Member] | FHLMC [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Cost After 1 to 5 years	$ 11,120
Held to Maturity Gross Unrecognized gains After 1 to 5 years	0
Held to Maturity Gross Unrecognized losses After 1 to 5 years	239
Held to Maturity Fair value After 1 to 5 years	10,881
Allowance for credit losses After 1 to 5 years	$ 0
Held to Maturity Weighted-average yield After 1 to 5 years	3.03%
Held to Maturity Amortized Cost After 5 to 10 years		$ 12,112
Held to Maturity Gross Unrecognized gains After 5 to 10 years		0
Held to Maturity Gross Unrecognized losses After 5 to 10 years		353
Held to Maturity Fair value After 5 to 10 years		11,759
Allowance for credit losses After 5 to 10 years		$ 0
Held to Maturity Weighted-average yield After 5 to 10 years		3.03%
Held to Maturity Amortized Cost After 10 years	$ 16,654	$ 16,936
Held to Maturity Gross Unrecognized gains After 10 years	0	0
Held to Maturity Gross Unrecognized losses After 10 years	880	1,142
Held to Maturity Fair value After 10 years	15,774	15,794
Allowance for credit losses After 10 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 10 years	4.33%	4.30%
Held To Maturity Securities Amortized	$ 27,774	$ 29,048
Held to Maturity Gross Unrecognized gains	0	0
Held to Maturity Gross Unrecognized losses	1,119	1,495
Held to Maturity Fair value	26,655	27,553
Allowance for credit losses, Held-to-Maturity securities	$ 0	$ 0
Held to Maturity Weighted-average yield	3.81%	3.77%
Residential MBS [Member] | GNMA [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Cost After 10 years	$ 12,987	$ 13,472
Held to Maturity Gross Unrecognized gains After 10 years	0	0
Held to Maturity Gross Unrecognized losses After 10 years	605	842
Held to Maturity Fair value After 10 years	12,382	12,630
Allowance for credit losses After 10 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 10 years	3.30%	3.29%
Residential MBS [Member] | FNMA [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Cost After 10 years	$ 59,962	$ 61,233
Held to Maturity Gross Unrecognized gains After 10 years	0	0
Held to Maturity Gross Unrecognized losses After 10 years	2,759	3,786
Held to Maturity Fair value After 10 years	57,203	57,447
Allowance for credit losses After 10 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 10 years	4.19%	4.19%
Residential MBS [Member] | CMOs issued or guaranteed by the FHLMC, FNMA, and GNMA: [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Cost After 10 years	$ 24,833	$ 25,566
Held to Maturity Gross Unrecognized gains After 10 years	0	0
Held to Maturity Gross Unrecognized losses After 10 years	1,060	1,321
Held to Maturity Fair value After 10 years	23,773	24,245
Allowance for credit losses After 10 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 10 years	3.49%	3.49%
Commercial MBS [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held to Maturity Amortized Cost After 1 to 5 years	$ 9,209	$ 9,258
Held to Maturity Gross Unrecognized gains After 1 to 5 years	0	0
Held to Maturity Gross Unrecognized losses After 1 to 5 years	109	151
Held to Maturity Fair value After 1 to 5 years	9,100	9,107
Allowance for credit losses After 1 to 5 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 1 to 5 years	3.48%	3.48%
Held to Maturity Amortized Cost After 10 years	$ 85,520	$ 86,767
Held to Maturity Gross Unrecognized gains After 10 years	0	0
Held to Maturity Gross Unrecognized losses After 10 years	5,140	5,317
Held to Maturity Fair value After 10 years	80,380	81,450
Allowance for credit losses After 10 years	$ 0	$ 0
Held to Maturity Weighted-average yield After 10 years	1.90%	3.92%
Held To Maturity Securities Amortized	$ 94,729	$ 96,025
Held to Maturity Gross Unrecognized gains	0	0
Held to Maturity Gross Unrecognized losses	5,249	5,468
Held to Maturity Fair value	89,480	90,557
Allowance for credit losses, Held-to-Maturity securities	$ 0	$ 0
Held to Maturity Weighted-average yield	2.05%	3.88%
MBS [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held To Maturity Securities Amortized	$ 220,285	$ 225,344
Held to Maturity Gross Unrecognized gains	0	0
Held to Maturity Gross Unrecognized losses	10,792	12,912
Held to Maturity Fair value	209,493	212,432
Allowance for credit losses, Held-to-Maturity securities	$ 0	$ 0
Held to Maturity Weighted-average yield	3.09%	3.87%
Uninsured Portion Of Government Deposits [Member] | Asset Pledged as Collateral [Member]
Schedule Of Held To Maturity Securities [Line Items]
Held To Maturity Securities Amortized	$ 150,300	$ 198,600
Held to Maturity Fair value	$ 148,800	$ 192,400

X

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Amount of allowance for credit loss for debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth fiscal year through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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Weighted average yield of investment in debt security measured at amortized cost (held-to-maturity) maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Weighted average yield of investment in debt security measured at amortized cost (held-to-maturity) maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Weighted average yield of investment in debt security measured at amortized cost (held-to-maturity) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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