LOANS AND ALLOWANCE FOR CREDIT LOSSES - AMORTIZED COST OF LOANS AND LEASES (Details) $ in Thousands	12 Months Ended
Dec. 31, 2024 USD ($) loan	Dec. 31, 2023 USD ($) loan
Financing Receivable, Modified [Line Items]
Average deferral period	3 months
Extension period	8 months
Accruing number of contracts \| loan	492	199
Accruing recorded investments	$ 601	$ 48
Nonaccruing number of contracts \| loan	2	24
Nonaccruing recorded investments	$ 413	$ 1,842
Nonaccruing percentage of total financing receivables	0.01%	0.04%
Current
Financing Receivable, Modified [Line Items]
Accruing recorded investments	$ 601	$ 48
Nonaccruing recorded investments	150	1,506
30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments		34
90+ Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments	$ 263	$ 302
Republic Processing Group
Financing Receivable, Modified [Line Items]
Accruing number of contracts \| loan	487	199
Accruing recorded investments	$ 129	$ 48
Accruing percentage of total financing receivables	0.04%	0.02%
Republic Processing Group \| Current
Financing Receivable, Modified [Line Items]
Accruing recorded investments	$ 129	$ 48
Residential Real Estate - Non Owner Occupied
Financing Receivable, Modified [Line Items]
Nonaccruing number of contracts \| loan	1
Nonaccruing recorded investments	$ 263
Nonaccruing percentage of total financing receivables	0.08%
Residential real estate \| Residential Real Estate - Owner Occupied
Financing Receivable, Modified [Line Items]
Accruing number of contracts \| loan	1
Accruing recorded investments	$ 10
Nonaccruing number of contracts \| loan	1	15
Nonaccruing recorded investments	$ 150	$ 1,133
Accruing percentage of total financing receivables	0.00%
Nonaccruing percentage of total financing receivables	0.01%	0.10%
Residential real estate \| Residential Real Estate - Owner Occupied \| Current
Financing Receivable, Modified [Line Items]
Accruing recorded investments	$ 10
Nonaccruing recorded investments	150	$ 856
Residential real estate \| Residential Real Estate - Owner Occupied \| 90+ Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments		$ 277
Residential real estate \| Residential Real Estate - Non Owner Occupied \| 90+ Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments	$ 263
Residential real estate \| Home equity
Financing Receivable, Modified [Line Items]
Nonaccruing number of contracts \| loan		9
Nonaccruing recorded investments		$ 709
Nonaccruing percentage of total financing receivables		0.24%
Residential real estate \| Home equity \| Current
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments		$ 650
Residential real estate \| Home equity \| 30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments		34
Residential real estate \| Home equity \| 90+ Days Past Due
Financing Receivable, Modified [Line Items]
Nonaccruing recorded investments		$ 25
Commercial & industrial
Financing Receivable, Modified [Line Items]
Accruing number of contracts \| loan	3
Accruing recorded investments	$ 72
Accruing percentage of total financing receivables	0.02%
Commercial & industrial \| Current
Financing Receivable, Modified [Line Items]
Accruing recorded investments	$ 72
Aircraft
Financing Receivable, Modified [Line Items]
Accruing number of contracts \| loan	1
Accruing recorded investments	$ 390
Aircraft \| Current
Financing Receivable, Modified [Line Items]
Accruing recorded investments	$ 390
Term Extension
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	2	1
Recorded Investment	$ 311	$ 158
Accruing number of contracts \| loan	1
Accruing recorded investments	$ 48
Nonaccruing number of contracts \| loan	1	1
Nonaccruing recorded investments	$ 263	$ 158
Term Extension \| Residential real estate \| Residential Real Estate - Owner Occupied
Financing Receivable, Modified [Line Items]
Number of Loans \| loan		1
Recorded Investment		$ 158
Term Extension \| Residential real estate \| Residential Real Estate - Non Owner Occupied
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	1
Recorded Investment	$ 263
Term Extension \| Commercial & industrial
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	1
Recorded Investment	$ 48
Principal deferral
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	491	222
Recorded Investment	$ 553	$ 1,732
Accruing number of contracts \| loan	491	199
Accruing recorded investments	$ 553	$ 48
Nonaccruing number of contracts \| loan		23
Nonaccruing recorded investments		$ 1,684
Principal deferral \| Republic Processing Group
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	487	199
Recorded Investment	$ 129	$ 48
Principal deferral \| Home equity
Financing Receivable, Modified [Line Items]
Number of Loans \| loan		9
Recorded Investment		$ 709
Principal deferral \| Residential real estate \| Residential Real Estate - Owner Occupied
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	1	14
Recorded Investment	$ 10	$ 975
Principal deferral \| Commercial & industrial
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	2
Recorded Investment	$ 24
Principal deferral \| Aircraft
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	1
Recorded Investment	$ 390
Combination- Term Extension and Rate Reduction
Financing Receivable, Modified [Line Items]
Percentage of rate reduction	1.00%
Extension period	12 years
Number of Loans \| loan	1
Recorded Investment	$ 150
Nonaccruing number of contracts \| loan	1
Nonaccruing recorded investments	$ 150
Combination- Term Extension and Rate Reduction \| Residential real estate \| Residential Real Estate - Owner Occupied
Financing Receivable, Modified [Line Items]
Number of Loans \| loan	1
Recorded Investment	$ 150

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