REGULATORY CAPITAL (Schedule of Regulatory Capital Amounts and Ratios) (Details) $ in Thousands	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
The Bank [Member]
Total Capital
Total Capital (to risk-weighted assets)	$ 773,083	$ 741,719
Total Capital (to risk-weighted assets) ratio	0.1473	0.1467
Minimum Capital required to be well-capitalized	$ 525,001	$ 505,760
Minimum Capital required to be well-capitalized, ratio	0.1000	0.1000
Minimum amount of capital for adequacy purposes	$ 420,001	$ 404,608
Minimum amount of capital for adequacy purposes, ratio	0.0800	0.0800
Tier I Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 707,446	$ 680,137
Tier 1 Capital (to risk-weighted assets) ratio	0.1348	0.1345
Minimum Tier 1 Capital required to be well-capitalized	$ 420,001	$ 404,608
Minimum Tier 1 Capital required to be well-capitalized, ratio	0.0800	0.0800
Minimum amount of Tier 1 Capital for adequacy purposes	$ 315,000	$ 303,456
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0600	0.0600
Common equity tier I
Common equity tier 1 (to risk-weighted assets)	$ 707,434	$ 680,119
Common equity tier I (to risk-weighted assets) ratio	0.1347	0.1345
Minimum Common equity tier I required to be well-capitalized	$ 341,250	$ 328,744
Minimum common equity tier I required to be well-capitalized, ratio	6.50%	6.50%
Minimum amount of common equity tier I for adequacy purposes	$ 236,250	$ 227,592
Minimum amount of common equity tier I for adequacy purposes, ratio	4.50%	4.50%
Tier I Leverage Capital (to average assets)
Tier 1 Capital(to average assets)	$ 707,446	$ 680,137
Tier 1 Capital (to average assets) ratio	0.1083	0.1085
Minimum Tier 1 Capital required to be well-capitalized	$ 326,507	$ 313,328
Minimum Tier 1 Capital required to be well-capitalized, ratio	0.0500	0.0500
Minimum amount of Tier 1 Capital for adequacy purposes	$ 261,205	$ 250,662
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0400	0.0400
The Bank [Member] \| Conservation Buffer [Member]
Total Capital
Minimum amount of capital for adequacy purposes	$ 551,251	$ 531,048
Minimum amount of capital for adequacy purposes, ratio	0.1050	0.1050
Tier I Capital (to risk-weighted assets)
Minimum amount of Tier 1 Capital for adequacy purposes	$ 446,251	$ 429,896
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0850	0.0850
Common equity tier I
Minimum amount of common equity tier I for adequacy purposes	$ 367,500	$ 354,032
Minimum amount of common equity tier I for adequacy purposes, ratio	7.00%	7.00%
Tier I Leverage Capital (to average assets)
Minimum amount of Tier 1 Capital for adequacy purposes	$ 261,205	$ 250,662
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0400	0.0400
Parent Company [Member]
Total Capital
Total Capital (to risk-weighted assets)	$ 785,413	$ 745,197
Total Capital (to risk-weighted assets) ratio	0.1495	0.1473
Minimum amount of capital for adequacy purposes	$ 420,377	$ 404,830
Minimum amount of capital for adequacy purposes, ratio	0.0800	0.0800
Tier I Capital (to risk-weighted assets)
Tier 1 Capital (to risk-weighted assets)	$ 600,444	$ 557,627
Tier 1 Capital (to risk-weighted assets) ratio	0.1143	0.1102
Minimum amount of Tier 1 Capital for adequacy purposes	$ 315,283	$ 303,623
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0600	0.0600
Common equity tier I
Common equity tier 1 (to risk-weighted assets)	$ 600,432	$ 557,609
Common equity tier I (to risk-weighted assets) ratio	0.1143	0.1102
Minimum amount of common equity tier I for adequacy purposes	$ 236,462	$ 227,717
Minimum amount of common equity tier I for adequacy purposes, ratio	4.50%	4.50%
Tier I Leverage Capital (to average assets)
Tier 1 Capital(to average assets)	$ 600,444	$ 557,627
Tier 1 Capital (to average assets) ratio	0.0919	0.0890
Minimum amount of Tier 1 Capital for adequacy purposes	$ 261,358	$ 250,746
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0400	0.0400
Parent Company [Member] \| Conservation Buffer [Member]
Total Capital
Minimum amount of capital for adequacy purposes	$ 551,745	$ 531,340
Minimum amount of capital for adequacy purposes, ratio	0.1050	0.1050
Tier I Capital (to risk-weighted assets)
Minimum amount of Tier 1 Capital for adequacy purposes	$ 446,651	$ 430,132
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0850	0.0850
Common equity tier I
Minimum amount of common equity tier I for adequacy purposes	$ 367,830	$ 354,227
Minimum amount of common equity tier I for adequacy purposes, ratio	7.00%	7.00%
Tier I Leverage Capital (to average assets)
Minimum amount of Tier 1 Capital for adequacy purposes	$ 261,358	$ 250,746
Minimum amount of Tier 1 Capital for adequacy purposes, ratio	0.0400	0.0400

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480696/942-505-50-1

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-SubTopic 505
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-Section 50
-Paragraph 1B
-Publisher FASB
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