Fair Value Measurements - Mortgage Servicing Rights - Summary (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Assets:
Available for sale debt securities fair value	$ 251,616	$ 250,747
Loans held for sale	2,130	591
Mortgage servicing rights	2,902	2,899
U.S. Treasury
Assets:
Available for sale debt securities fair value	5,112	2,152
U.S. government and federal agency obligations
Assets:
Available for sale debt securities fair value	483	559
U.S. government-sponsored enterprises
Assets:
Available for sale debt securities fair value	25,072	23,777
Obligations of states and political subdivisions
Assets:
Available for sale debt securities fair value	110,320	109,440
Mortgage-backed securities
Assets:
Available for sale debt securities fair value	99,072	102,699
Other debt securities
Assets:
Available for sale debt securities fair value	10,432	10,943
Bank-issued trust preferred securities
Assets:
Available for sale debt securities fair value	1,125	1,177
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Available for sale debt securities fair value	5,112	2,152
Loans held for sale	0	0
Total	38,472	96,826
Liabilities:
Total	1,257,016	1,383,134
Other Observable Inputs (Level 2)
Assets:
Available for sale debt securities fair value	246,504	248,595
Loans held for sale	2,130	591
Total	260,292	258,063
Liabilities:
Total	201,741	137,200
Significant Unobservable Inputs (Level 3)
Assets:
Available for sale debt securities fair value	0	0
Loans held for sale	0	0
Total	1,415,778	1,389,038
Liabilities:
Total	288,656	250,451
Recurring
Assets:
Loans held for sale	2,130	591
Mortgage servicing rights	2,902	2,899
Total	256,792	254,306
Liabilities:
Total	44	21
Recurring | U.S. Treasury
Assets:
Available for sale debt securities fair value	5,112	2,152
Recurring | U.S. government and federal agency obligations
Assets:
Available for sale debt securities fair value	483	559
Recurring | U.S. government-sponsored enterprises
Assets:
Available for sale debt securities fair value	25,072	23,777
Recurring | Obligations of states and political subdivisions
Assets:
Available for sale debt securities fair value	110,320	109,440
Recurring | Mortgage-backed securities
Assets:
Available for sale debt securities fair value	99,072	102,699
Recurring | Other debt securities
Assets:
Available for sale debt securities fair value	10,432	10,943
Recurring | Bank-issued trust preferred securities
Assets:
Available for sale debt securities fair value	1,125	1,177
Recurring | Equity securities
Assets:
Available for sale debt securities fair value	61	46
Recurring | Interest rate lock commitments
Assets:
Commitments	58	20
Liabilities:
Commitments	43	18
Recurring | Forward sale commitments
Assets:
Commitments	25	3
Liabilities:
Commitments	1	3
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Loans held for sale	0	0
Mortgage servicing rights	0	0
Total	5,173	2,198
Liabilities:
Total	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Treasury
Assets:
Available for sale debt securities fair value	5,112	2,152
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government and federal agency obligations
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. government-sponsored enterprises
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Obligations of states and political subdivisions
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Mortgage-backed securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other debt securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Bank-issued trust preferred securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity securities
Assets:
Available for sale debt securities fair value	61	46
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest rate lock commitments
Assets:
Commitments	0	0
Liabilities:
Commitments	0	0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Forward sale commitments
Assets:
Commitments	0	0
Liabilities:
Commitments	0	0
Recurring | Other Observable Inputs (Level 2)
Assets:
Loans held for sale	2,130	591
Mortgage servicing rights	0	0
Total	248,659	249,189
Liabilities:
Total	1	3
Recurring | Other Observable Inputs (Level 2) | U.S. Treasury
Assets:
Available for sale debt securities fair value	0	0
Recurring | Other Observable Inputs (Level 2) | U.S. government and federal agency obligations
Assets:
Available for sale debt securities fair value	483	559
Recurring | Other Observable Inputs (Level 2) | U.S. government-sponsored enterprises
Assets:
Available for sale debt securities fair value	25,072	23,777
Recurring | Other Observable Inputs (Level 2) | Obligations of states and political subdivisions
Assets:
Available for sale debt securities fair value	110,320	109,440
Recurring | Other Observable Inputs (Level 2) | Mortgage-backed securities
Assets:
Available for sale debt securities fair value	99,072	102,699
Recurring | Other Observable Inputs (Level 2) | Other debt securities
Assets:
Available for sale debt securities fair value	10,432	10,943
Recurring | Other Observable Inputs (Level 2) | Bank-issued trust preferred securities
Assets:
Available for sale debt securities fair value	1,125	1,177
Recurring | Other Observable Inputs (Level 2) | Equity securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Other Observable Inputs (Level 2) | Interest rate lock commitments
Assets:
Commitments	0	0
Liabilities:
Commitments	0	0
Recurring | Other Observable Inputs (Level 2) | Forward sale commitments
Assets:
Commitments	25	3
Liabilities:
Commitments	1	3
Recurring | Significant Unobservable Inputs (Level 3)
Assets:
Loans held for sale	0	0
Mortgage servicing rights	2,902	2,899
Total	2,960	2,919
Liabilities:
Total	43	18
Recurring | Significant Unobservable Inputs (Level 3) | U.S. Treasury
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | U.S. government and federal agency obligations
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | U.S. government-sponsored enterprises
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Obligations of states and political subdivisions
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Mortgage-backed securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Other debt securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Bank-issued trust preferred securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Equity securities
Assets:
Available for sale debt securities fair value	0	0
Recurring | Significant Unobservable Inputs (Level 3) | Interest rate lock commitments
Assets:
Commitments	58	20
Liabilities:
Commitments	43	18
Recurring | Significant Unobservable Inputs (Level 3) | Forward sale commitments
Assets:
Commitments	0	0
Liabilities:
Commitments	$ 0	$ 0