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LOANS - Summary of Loans and Credit Losses (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Summary of loans
Loans	$ 5,035,295	$ 5,167,574
Net deferred loan fees	600	1,400
Unearned income	49,000	56,700
Commercial Loan Portfolio
Summary of loans
Loans	4,186,476	4,251,326
Lease financing
Summary of loans
Loans	347,155	391,390
Commercial | Commercial Loan Portfolio
Summary of loans
Loans	1,073,578	818,496
Commercial other | Commercial Loan Portfolio
Summary of loans
Loans	470,808	541,324
Commercial real estate non-owner occupied | Commercial Loan Portfolio
Summary of loans
Loans	1,480,685	1,628,961
Commercial real estate owner occupied | Commercial Loan Portfolio
Summary of loans
Loans	413,959	440,806
Multi-family | Commercial Loan Portfolio
Summary of loans
Loans	418,390	454,249
Farmland | Commercial Loan Portfolio
Summary of loans
Loans	70,327	67,648
Construction and land development | Commercial Loan Portfolio
Summary of loans
Loans	258,729	299,842
Residential first lien | Residential real estate:
Summary of loans
Loans	299,725	315,775
Other residential | Residential real estate:
Summary of loans
Loans	61,536	64,782
Consumer | Consumer:
Summary of loans
Loans	90,213	96,202
Consumer other | Consumer:
Summary of loans
Loans	$ 50,190	$ 48,099

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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