Securities, Gains (Loss) on Securities, Securities Pledged, and Securities Sold Under Agreements to Repurchase (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) shares	Jun. 30, 2022 USD ($) shares	Dec. 31, 2022 USD ($)
Gains (Loss) on Sales of Securities [Abstract]
Net securities gain (loss)	$ 165	$ (225)	$ 383	$ (126)
Realized pre-tax gain (loss) on sales and calls of AFS securities		(1)	4	(1)
Unrealized (loss) gain from fair value adjustment of equity securities	165	(224)	379	$ (125)
Equity Securities at Fair Value [Abstract]
Equity securities at fair value	2,545		2,545		$ 2,166
Amortized cost of securities sold under agreements to repurchase	342,900		342,900		316,900
Asset Pledged as Collateral [Member] | Public Deposits and for Other Purposes [Member]
Equity Securities at Fair Value [Abstract]
Securities	744,400		744,400		$ 725,000
Visa Class B Restricted Stock [Member]
Equity Securities at Fair Value [Abstract]
Equity securities at fair value	2,500		$ 2,500
Increase (decrease) in fair value of equity securities	$ 165	$ (224)
Number of equity securities sold (in shares) | shares			0	0