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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Nonaccrual Loans and Loans Past Due (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	$ 28,388	$ 31,114
Nonaccrual With No Related Allowance	15,103	21,404
Past Due 90 Days or Greater and Accruing	7,812	7,038
Interest Income Recognized on Nonaccrual	0	0
Construction and commercial multifamily | Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	0	0
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or Greater and Accruing	0	0
Interest Income Recognized on Nonaccrual	0	0
Construction and commercial multifamily | Commercial multifamily
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	0	0
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or Greater and Accruing	0	0
Interest Income Recognized on Nonaccrual	0	0
Commercial real estate | Commercial real estate owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	1,399	2,202
Nonaccrual With No Related Allowance	421	1,411
Past Due 90 Days or Greater and Accruing	808	1,100
Interest Income Recognized on Nonaccrual	0	0
Commercial real estate | Commercial real estate non-owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	162	191
Nonaccrual With No Related Allowance	59	73
Past Due 90 Days or Greater and Accruing	0	0
Interest Income Recognized on Nonaccrual	0	0
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	15,489	16,992
Nonaccrual With No Related Allowance	8,503	14,223
Past Due 90 Days or Greater and Accruing	1,667	1,666
Interest Income Recognized on Nonaccrual	0	0
Residential real estate | Residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	8,971	8,901
Nonaccrual With No Related Allowance	5,668	5,307
Past Due 90 Days or Greater and Accruing	3,888	2,823
Interest Income Recognized on Nonaccrual	0	0
Consumer loans | Home equity
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	1,491	1,568
Nonaccrual With No Related Allowance	452	388
Past Due 90 Days or Greater and Accruing	606	551
Interest Income Recognized on Nonaccrual	0	0
Consumer loans | Consumer other
Financing Receivable, Allowance for Credit Loss [Line Items]
Nonaccrual Amortized Cost	876	1,260
Nonaccrual With No Related Allowance	0	2
Past Due 90 Days or Greater and Accruing	843	898
Interest Income Recognized on Nonaccrual	$ 0	$ 0

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

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Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 16
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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+ References

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-Section 50
-Paragraph 16
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

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