LOANS AND ALLOWANCE FOR CREDIT LOSSES - Credit Quality Indicator (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	$ 5,165,089	$ 4,853,495
Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	31,751	32,082
Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	5,133,338	4,821,413
Commercial and industrial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	131,656
2022	317,269
2021	116,901
2020	30,946
2019	16,869
2018 & Prior	10,653
Revolving	330,406
Loans	954,700	908,616
Commercial and industrial \| Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	7,692	37
Commercial and industrial \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	947,008	908,579
Consumer
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2018 & Prior	20,092
Loans	20,092	24,931
Consumer \| Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2018 & Prior	59
Loans	59	45
Consumer \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2018 & Prior	20,033
Loans	20,033	24,886
Commercial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	936,715
2022	1,429,948
2021	601,918
2020	180,817
2019	225,153
2018 & Prior	130,995
Revolving	41,272
Loans	3,546,818
Commercial \| Commercial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	40,700
Commercial \| Real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	3,546,818	3,254,508
Commercial \| Real estate \| Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	24,000	24,000
Commercial \| Real estate \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	3,522,818	3,230,508
Construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	19,781
2022	65,409
2021	37,160
Revolving	9,021
Loans	131,371
Construction \| Real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	131,370	143,693
Construction \| Real estate \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	131,370	143,693
Multifamily
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	45,134
2022	183,628
2021	73,292
2020	23,883
2019	38,006
2018 & Prior	89,819
Revolving	6,523
Loans	460,285
Multifamily \| Real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	460,285	468,540
Multifamily \| Real estate \| Past Due
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans		8,000
Multifamily \| Real estate \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	460,285	460,540
One to four family
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2022	4,163
2020	12,117
2019	12,384
2018 & Prior	23,160
Loans	51,824
One to four family \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2022	4,163
2020	12,117
2019	12,384
2018 & Prior	23,160
Loans	51,824
One to four family \| Real estate
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	51,824	53,207
One to four family \| Real estate \| Current
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans	51,824	$ 53,207
Pass \| Commercial and industrial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	131,656
2022	282,851
2021	116,901
2020	28,499
2019	16,869
2018 & Prior	10,653
Revolving	305,004
Loans	892,433
Pass \| Commercial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	888,074
2022	1,405,948
2021	587,204
2020	163,773
2019	225,153
2018 & Prior	130,995
Revolving	41,272
Loans	3,442,419
Pass \| Construction
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	19,781
2022	65,409
2021	37,160
Revolving	9,021
Loans	131,371
Pass \| Multifamily
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	45,134
2022	183,628
2021	73,292
2020	23,883
2019	38,006
2018 & Prior	89,819
Revolving	6,523
Loans	460,285
Special Mention \| Commercial and industrial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2022	34,418
2020	2,447
Revolving	21,903
Loans	58,768
Special Mention \| Commercial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2023	48,641
2021	14,714
2020	315
Loans	63,670
Substandard \| Commercial and industrial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Revolving	3,499
Loans	3,499
Substandard \| Commercial
LOANS AND ALLOWANCE FOR CREDIT LOSSES
2022	24,000
2020	16,729
Loans	$ 40,729

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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