FAIR VALUE DISCLOSURES, Assets (Liabilities) Measured at Fair Value on Recurring and Non-Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Securities available for sale [Abstract]
Securities available for sale	$ 571,527	$ 577,240
Mortgage servicing rights	24,906	26,292	$ 26,843	$ 26,569
State and Municipal [Member]
Securities available for sale [Abstract]
Securities available for sale	169,018	173,297
Residential Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	263,917	264,096
Commercial Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	41,033	40,360
Commercial Collateralized Mortgage Obligations [Member]
Securities available for sale [Abstract]
Securities available for sale	71,430	73,483
Other Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	11,636	11,423
Recurring [Member]
Securities available for sale [Abstract]
Asset-backed and other amortizing securities	14,493	14,581
Loans held for sale (mandatory)	11,127	13,791
Mortgage servicing rights	24,906	26,292
Asset derivatives	$ 13,662	$ 15,998
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Liability derivatives	$ (88)	$ (12)
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other liabilities	Accrued expenses and other liabilities
Recurring [Member] | State and Municipal [Member]
Securities available for sale [Abstract]
Securities available for sale	$ 169,018	$ 173,297
Recurring [Member] | Residential Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	263,917	264,096
Recurring [Member] | Commercial Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	41,033	40,360
Recurring [Member] | Commercial Collateralized Mortgage Obligations [Member]
Securities available for sale [Abstract]
Securities available for sale	71,430	73,483
Recurring [Member] | Other Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	11,636	11,423
Recurring [Member] | Level 1 [Member]
Securities available for sale [Abstract]
Asset-backed and other amortizing securities	0	0
Loans held for sale (mandatory)	0	0
Mortgage servicing rights	0	0
Asset derivatives	0	0
Liability derivatives	0	0
Recurring [Member] | Level 1 [Member] | State and Municipal [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 1 [Member] | Residential Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 1 [Member] | Commercial Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 1 [Member] | Commercial Collateralized Mortgage Obligations [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 1 [Member] | Other Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 2 [Member]
Securities available for sale [Abstract]
Asset-backed and other amortizing securities	14,493	14,581
Loans held for sale (mandatory)	11,127	13,791
Mortgage servicing rights	0	0
Asset derivatives	13,662	15,998
Liability derivatives	(88)	(12)
Recurring [Member] | Level 2 [Member] | State and Municipal [Member]
Securities available for sale [Abstract]
Securities available for sale	169,018	173,297
Recurring [Member] | Level 2 [Member] | Residential Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	263,917	264,096
Recurring [Member] | Level 2 [Member] | Commercial Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	41,033	40,360
Recurring [Member] | Level 2 [Member] | Commercial Collateralized Mortgage Obligations [Member]
Securities available for sale [Abstract]
Securities available for sale	71,430	73,483
Recurring [Member] | Level 2 [Member] | Other Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	11,636	11,423
Recurring [Member] | Level 3 [Member]
Securities available for sale [Abstract]
Asset-backed and other amortizing securities	0	0
Loans held for sale (mandatory)	0	0
Mortgage servicing rights	24,906	26,292
Asset derivatives	0	0
Liability derivatives	0	0
Recurring [Member] | Level 3 [Member] | State and Municipal [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 3 [Member] | Residential Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 3 [Member] | Commercial Mortgage-backed Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 3 [Member] | Commercial Collateralized Mortgage Obligations [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Level 3 [Member] | Other Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Non-recurring [Member]
Assets measured at fair value on a non-recurring basis [Abstract]
Loans held for investment	477	20,566
Non-recurring [Member] | Level 1 [Member]
Assets measured at fair value on a non-recurring basis [Abstract]
Loans held for investment	0	0
Non-recurring [Member] | Level 2 [Member]
Assets measured at fair value on a non-recurring basis [Abstract]
Loans held for investment	0	0
Non-recurring [Member] | Level 3 [Member]
Assets measured at fair value on a non-recurring basis [Abstract]
Loans held for investment	$ 477	$ 20,566