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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Past Due Status of Modifications under ASU 2022-02 (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	$ 2,071,419	$ 1,972,664
Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	11,891	14,360
30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	5,047	9,562
60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,588	943
Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	5,256	3,855
Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	2,059,528	1,958,304
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	299,521	264,396
Commercial and industrial | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,043	1,237
Commercial and industrial | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	140	1,196
Commercial and industrial | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	201	31
Commercial and industrial | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	702	10
Commercial and industrial | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	298,478	263,159
Commercial Mortgages
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,217,004	1,122,925
Commercial Mortgages | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,122,061	984,038
Residential Mortgages
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	274,979	277,992
Residential Mortgages | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	2,887	3,030
Residential Mortgages | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,529	2,244
Residential Mortgages | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	662	201
Residential Mortgages | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	696	585
Residential Mortgages | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	272,092	274,962
Consumer Loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	279,915	307,351
Consumer Loans | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	93,220	87,056
Consumer Loans | Total Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	595	914
Consumer Loans | 30 - 59 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	231	461
Consumer Loans | 60-89 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	87
Consumer Loans | Greater Than 89 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	364	366
Consumer Loans | Loans Not Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	92,625	86,142
Restructured Debt | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	1,200	3,277
Restructured Debt | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	875
Restructured Debt | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	440	0
Restructured Debt | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	760	2,402
Restructured Debt | Commercial and industrial | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	384	1,011
Restructured Debt | Commercial and industrial | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	875
Restructured Debt | Commercial and industrial | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Commercial and industrial | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Commercial and industrial | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	384	136
Restructured Debt | Commercial Mortgages | Total Past Due | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	376	2,150
Restructured Debt | Commercial Mortgages | 30 - 59 Days Past Due | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Commercial Mortgages | 60-89 Days Past Due | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Commercial Mortgages | Greater Than 89 Days Past Due | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0	0
Restructured Debt | Commercial Mortgages | Loans Not Past Due | Commercial mortgages, other
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	376	2,150
Restructured Debt | Residential Mortgages | Total Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	440
Restructured Debt | Residential Mortgages | 30 - 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0
Restructured Debt | Residential Mortgages | 60-89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	0
Restructured Debt | Residential Mortgages | Greater Than 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	440
Restructured Debt | Residential Mortgages | Loans Not Past Due
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees	$ 0
Restructured Debt | Consumer Loans | Total Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees		116
Restructured Debt | Consumer Loans | 30 - 59 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees		0
Restructured Debt | Consumer Loans | 60-89 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees		0
Restructured Debt | Consumer Loans | Greater Than 89 Days Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees		0
Restructured Debt | Consumer Loans | Loans Not Past Due | Home equity lines and loans
Financing Receivable, Past Due [Line Items]
Loans, net of deferred loan fees		$ 116

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- Definition

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