Fair Value Disclosures - Significant Assumptions (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Assets [Abstract]
Securities available for sale	$ 588,950	$ 679,350
Loans held for sale, carried at fair value	14,029	12,063
U.S. agency
Assets [Abstract]
Securities available for sale	8,538	9,507
U.S. agency residential mortgage-backed
Assets [Abstract]
Securities available for sale	76,091	81,217
U.S. agency commercial mortgage-backed
Assets [Abstract]
Securities available for sale	12,073	12,297
Private label mortgage-backed
Assets [Abstract]
Securities available for sale	76,603	86,469
Other asset backed
Assets [Abstract]
Securities available for sale	43,764	112,931
Obligations of states and political subdivisions
Assets [Abstract]
Securities available for sale	300,068	302,737
Corporate
Assets [Abstract]
Securities available for sale	70,857	73,250
Trust preferred
Assets [Abstract]
Securities available for sale	956	942
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets [Abstract]
Securities available for sale	0	0
Derivative financial instruments	0	0
Liabilities
Derivatives	0	0
Significant Other Observable Inputs (Level 2)
Assets [Abstract]
Securities available for sale	588,950	679,350
Derivative financial instruments	38,774	38,683
Liabilities
Derivatives	24,056	21,835
Significant Un- observable Inputs (Level 3)
Assets [Abstract]
Securities available for sale	0	0
Derivative financial instruments	0	0
Liabilities
Derivatives	0	0
Measured at Fair Value on a Recurring Basis
Assets [Abstract]
Loans held for sale, carried at fair value	14,029	12,063
Capitalized mortgage loan servicing rights	40,204	42,243
Derivative financial instruments	38,774	38,683
Liabilities
Derivatives	24,056	21,835
Measured at Fair Value on a Recurring Basis | U.S. agency
Assets [Abstract]
Securities available for sale	8,538	9,507
Measured at Fair Value on a Recurring Basis | U.S. agency residential mortgage-backed
Assets [Abstract]
Securities available for sale	76,091	81,217
Measured at Fair Value on a Recurring Basis | U.S. agency commercial mortgage-backed
Assets [Abstract]
Securities available for sale	12,073	12,297
Measured at Fair Value on a Recurring Basis | Private label mortgage-backed
Assets [Abstract]
Securities available for sale	76,603	86,469
Measured at Fair Value on a Recurring Basis | Other asset backed
Assets [Abstract]
Securities available for sale	43,764	112,931
Measured at Fair Value on a Recurring Basis | Obligations of states and political subdivisions
Assets [Abstract]
Securities available for sale	300,068	302,737
Measured at Fair Value on a Recurring Basis | Corporate
Assets [Abstract]
Securities available for sale	70,857	73,250
Measured at Fair Value on a Recurring Basis | Trust preferred
Assets [Abstract]
Securities available for sale	956	942
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets [Abstract]
Loans held for sale, carried at fair value	0	0
Capitalized mortgage loan servicing rights	0	0
Derivative financial instruments	0	0
Liabilities
Derivatives	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. agency
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. agency residential mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. agency commercial mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Private label mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other asset backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Obligations of states and political subdivisions
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Trust preferred
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2)
Assets [Abstract]
Loans held for sale, carried at fair value	14,029	12,063
Capitalized mortgage loan servicing rights	0	0
Derivative financial instruments	38,774	38,683
Liabilities
Derivatives	24,056	21,835
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | U.S. agency
Assets [Abstract]
Securities available for sale	8,538	9,507
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | U.S. agency residential mortgage-backed
Assets [Abstract]
Securities available for sale	76,091	81,217
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | U.S. agency commercial mortgage-backed
Assets [Abstract]
Securities available for sale	12,073	12,297
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | Private label mortgage-backed
Assets [Abstract]
Securities available for sale	76,603	86,469
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | Other asset backed
Assets [Abstract]
Securities available for sale	43,764	112,931
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | Obligations of states and political subdivisions
Assets [Abstract]
Securities available for sale	300,068	302,737
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | Corporate
Assets [Abstract]
Securities available for sale	70,857	73,250
Measured at Fair Value on a Recurring Basis | Significant Other Observable Inputs (Level 2) | Trust preferred
Assets [Abstract]
Securities available for sale	956	942
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3)
Assets [Abstract]
Loans held for sale, carried at fair value	0	0
Capitalized mortgage loan servicing rights	40,204	42,243
Derivative financial instruments	0	0
Liabilities
Derivatives	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | U.S. agency
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | U.S. agency residential mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | U.S. agency commercial mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | Private label mortgage-backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | Other asset backed
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | Obligations of states and political subdivisions
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | Corporate
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Recurring Basis | Significant Un- observable Inputs (Level 3) | Trust preferred
Assets [Abstract]
Securities available for sale	0	0
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Commercial | Commercial and industrial
Assets
Loans receivable, fair value disclosure	4,253	551
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Commercial | Commercial real estate
Assets
Loans receivable, fair value disclosure	132
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Mortgage | 1-4 family owner occupied - non-jumbo
Assets
Loans receivable, fair value disclosure	662	732
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Mortgage | 1-4 family non-owner occupied
Assets
Loans receivable, fair value disclosure	56	33
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Mortgage | 1-4 family - 2nd lien
Assets
Loans receivable, fair value disclosure	166	157
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Mortgage | Resort lending
Assets
Loans receivable, fair value disclosure	92	92
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Installment | Boat lending
Assets
Loans receivable, fair value disclosure	57	192
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Installment | Recreational vehicle lending
Assets
Loans receivable, fair value disclosure	175	196
Measured at Fair Value on a Non-recurring Basis: | Collateral dependent loans | Installment | Other
Assets
Loans receivable, fair value disclosure	42	66
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Commercial | Commercial and industrial
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Commercial | Commercial real estate
Assets
Loans receivable, fair value disclosure	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Mortgage | 1-4 family owner occupied - non-jumbo
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Mortgage | 1-4 family non-owner occupied
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Mortgage | 1-4 family - 2nd lien
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Mortgage | Resort lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Installment | Boat lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Installment | Recreational vehicle lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral dependent loans | Installment | Other
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Commercial | Commercial and industrial
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Commercial | Commercial real estate
Assets
Loans receivable, fair value disclosure	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Mortgage | 1-4 family owner occupied - non-jumbo
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Mortgage | 1-4 family non-owner occupied
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Mortgage | 1-4 family - 2nd lien
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Mortgage | Resort lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Installment | Boat lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Installment | Recreational vehicle lending
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral dependent loans | Installment | Other
Assets
Loans receivable, fair value disclosure	0	0
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Commercial | Commercial and industrial
Assets
Loans receivable, fair value disclosure	4,253	551
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Commercial | Commercial real estate
Assets
Loans receivable, fair value disclosure	132
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Mortgage | 1-4 family owner occupied - non-jumbo
Assets
Loans receivable, fair value disclosure	662	732
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Mortgage | 1-4 family non-owner occupied
Assets
Loans receivable, fair value disclosure	56	33
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Mortgage | 1-4 family - 2nd lien
Assets
Loans receivable, fair value disclosure	166	157
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Mortgage | Resort lending
Assets
Loans receivable, fair value disclosure	92	92
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Installment | Boat lending
Assets
Loans receivable, fair value disclosure	57	192
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Installment | Recreational vehicle lending
Assets
Loans receivable, fair value disclosure	175	196
Measured at Fair Value on a Non-recurring Basis: | Significant Un- observable Inputs (Level 3) | Collateral dependent loans | Installment | Other
Assets
Loans receivable, fair value disclosure	$ 42	$ 66