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LOANS AND ALLOWANCE FOR CREDIT LOSSES (Schedule of Past Due Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	$ 5,913,511	$ 5,642,012
30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	10,019	632
60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	6,945	18
90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	30,989	51,897
Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	47,953	52,548
Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	5,865,558	5,589,464
Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	4,172,690	3,857,711
Construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	176,277	153,512
Multi-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	389,124	467,536
One-to-four-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	91,582	94,704
One-to-four-family | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	3,161
One-to-four-family | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	88,421	94,704
Real Estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	4,829,673	4,573,463
Real Estate | Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	4,172,690	3,857,711
Real Estate | Commercial | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	4,882
Real Estate | Commercial | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	24,000	24,000
Real Estate | Commercial | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	28,882	24,000
Real Estate | Commercial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	4,143,808	3,833,711
Real Estate | Construction
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	176,277	153,512
Real Estate | Construction | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	176,277	153,512
Real Estate | Multi-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	389,124	467,536
Real Estate | Multi-family | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		20,939
Real Estate | Multi-family | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		20,939
Real Estate | Multi-family | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	389,124	446,597
Real Estate | One-to-four-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	91,582	94,704
Real Estate | One-to-four-family | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	1,100	612
Real Estate | One-to-four-family | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	2,061
Real Estate | One-to-four-family | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	3,161	612
Real Estate | One-to-four-family | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	88,421	94,092
Commercial & industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	1,069,676	1,051,463
Commercial & industrial | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	8,697	20
Commercial & industrial | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		18
Commercial & industrial | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	6,989	6,934
Commercial & industrial | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	15,686	6,973
Commercial & industrial | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	1,053,990	1,044,490
Consumer
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	14,162	17,086
Consumer | 30 - 59 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	222
Consumer | 60 - 89 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	2
Consumer | 90 days and greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans		24
Consumer | Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	224	24
Consumer | Current
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans	$ 13,938	$ 17,062

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479294/326-20-55-80

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