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INVESTMENT SECURITIES (Schedule of Amortized Cost and Fair Value of Securities Classified by Contractual Maturity) (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Held-to-maturity Securities, Amortized Cost
Due within 1 year	$ 20,009
After 1 year through 5 years	17,991	$ 37,984
After 5 years though 10 years	918	1,112
After 10 years	399,527	429,764
Amortized Cost, total	438,445	468,860
Held-to-maturity Securities, Fair Value
Due within 1 year	19,730
After 1 year through 5 years	16,857	35,507
After 5 years though 10 years	877	1,044
After 10 years	348,739	367,701
Fair Value, total	386,203	404,252
Available-for-sale Securities, Amortized Cost
Due within 1 year	27,999
After 1 year through 5 years	44,315	65,822
After 5 years though 10 years	18,956	22,163
After 10 years	482,677	451,005
Amortized Cost, total	573,947	538,990
Available-for-sale Securities, Fair Value
Due within 1 year	27,097
After 1 year through 5 years	41,771	60,757
After 5 years though 10 years	18,030	21,174
After 10 years	424,068	379,276
Fair Value, total	510,966	461,207
Securities pledged	782,600	845,700
Securities encumbered	$ 172,700	$ 60,000

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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
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-Name Accounting Standards Codification
-Section 50
-Paragraph 5B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
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-Section 50
-Paragraph 3A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3

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