Repurchase Agreements (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	$ 1,201,253	$ 1,256,226
Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	229,020	215,431
Securities Sold under Agreements to Repurchase [Member] | Asset Pledged as Collateral [Member]
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	300,300	273,800
Overnight and Continuous [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	143,881	136,574
Up to 30 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	11,000	500
30-90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	65,000
Greater Than 90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	74,139	13,357
U.S. Treasury and Government Agencies [Member]
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	365,394	381,932
U.S. Treasury and Government Agencies [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	44,559	26,524
U.S. Treasury and Government Agencies [Member] | Overnight and Continuous [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	19,951	21,679
U.S. Treasury and Government Agencies [Member] | Up to 30 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	2,000	34
U.S. Treasury and Government Agencies [Member] | 30-90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	2,979
U.S. Treasury and Government Agencies [Member] | Greater Than 90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	22,608	1,832
State and Political Subdivisions [Member]
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	259,825	265,102
State and Political Subdivisions [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	108,546	108,867
State and Political Subdivisions [Member] | Overnight and Continuous [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	99,257	96,627
State and Political Subdivisions [Member] | Up to 30 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	1,391	466
State and Political Subdivisions [Member] | 30-90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	9,634
State and Political Subdivisions [Member] | Greater Than 90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	7,898	2,140
U.S. Government Sponsored Agency Mortgage-backed Securities [Member]
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	487,899	520,085
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	74,794	79,736
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] | Overnight and Continuous [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	23,552	17,964
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] | Up to 30 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	7,609	0
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] | 30-90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	52,387
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] | Greater Than 90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	43,633	9,385
Asset-backed Securities [Member]
Financial Instruments Pledged as Collateral [Abstract]
Debt securities available-for-sale	88,135	89,107
Asset-backed Securities [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	1,121	304
Asset-backed Securities [Member] | Overnight and Continuous [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	1,121	304
Asset-backed Securities [Member] | Up to 30 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	0
Asset-backed Securities [Member] | 30-90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	0	0
Asset-backed Securities [Member] | Greater Than 90 Days [Member] | Securities Sold under Agreements to Repurchase [Member]
Remaining contractual maturity of securities sold under agreements to repurchase by class of collateral pledged [Abstract]
Repurchase agreements and repurchase-to-maturity transactions	$ 0	$ 0