LOANS AND ALLOWANCE FOR CREDIT LOSSES - Weighted-Average Term Extension (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Loans that had payment default subsequent to modification	$ 0	$ 0
Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	1 year 2 months 12 days	8 years
Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	8 months 12 days
Commercial Portfolio Segment \| CRE - owner occupied \| Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	2 years 3 months 18 days	10 years
Commercial Portfolio Segment \| CRE - owner occupied \| Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	0 years
Commercial Portfolio Segment \| CRE - non-owner occupied \| Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	1 year	5 years
Commercial Portfolio Segment \| CRE - non-owner occupied \| Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	8 months 12 days
Commercial Portfolio Segment \| Commercial & industrial and other business loans \| Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	3 months 18 days	0 years
Commercial Portfolio Segment \| Commercial & industrial and other business loans \| Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	0 years
Consumer Portfolio Segment \| Consumer mortgage \| Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	7 years 7 months 6 days	5 years 2 months 12 days
Consumer Portfolio Segment \| Consumer mortgage \| Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	0 years
Residential Portfolio Segment \| Home equity \| Term Extension
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	1 year 9 months 18 days	9 years 10 months 24 days
Residential Portfolio Segment \| Home equity \| Other Payment Delay
LOANS AND ALLOWANCE FOR CREDIT LOSSES
Weighted-Average Term Extension (Years)	0 years

Amortized cost excluding accrued interest, of financing receivable with payment default in current period and modified within previous 12 months preceding payment default for debtor experiencing financial difficulty.

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