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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 45
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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Total Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	$ 9,212,322		$ 9,039,686
Allowance for credit losses	(112,047)	$ (112,167)	(105,357)	$ (102,792)	$ (100,219)	$ (96,270)
Net loans	9,100,275		8,934,329
Construction and commercial multifamily \| Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	661,577		640,371
Allowance for credit losses	(3,951)	(2,776)	(2,885)	(3,502)	(1,553)	(1,227)
Construction and commercial multifamily \| Commercial multifamily
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	663,484		599,145
Allowance for credit losses	(3,609)	(3,235)	(2,475)	(2,405)	(2,066)	(1,810)
Commercial real estate \| Commercial real estate owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	769,428		628,646
Allowance for credit losses	(12,089)	(10,871)	(9,443)	(9,455)	(10,343)	(10,739)
Commercial real estate \| Commercial real estate non-owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	2,629,198		2,606,409
Allowance for credit losses	(37,017)	(35,843)	(38,221)	(33,282)	(36,322)	(30,724)
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	1,379,968		1,359,249
Allowance for credit losses	(23,633)	(22,843)	(18,602)	(18,519)	(18,741)	(18,743)
Residential real estate \| Residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	2,765,410		2,760,312
Allowance for credit losses	(21,913)	(22,604)	(19,622)	(20,004)	(18,218)	(18,666)
Consumer loans \| Home equity
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	221,423		224,223
Allowance for credit losses	(2,428)	(2,094)	(2,015)	(2,102)	(2,572)	(2,173)
Consumer loans \| Consumer other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	121,834		221,331
Allowance for credit losses	$ (7,407)	$ (11,901)	$ (12,094)	$ (13,523)	$ (10,404)	$ (12,188)