Securities - Additional Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) item security	Dec. 31, 2022 USD ($)
Additional Information
The number of holdings of securities of any one issuer other than the U.S. Government and its sponsored entities | security	0
Holdings of securities as percentage of shareholders' equity, considered as threshold for disclosure purpose	10.00%
Number of securities held | item	437
Number of available for sale securities held | item	164
Number of held to maturity securities held | item	273
Number of securities with fair values below amortized cost | item	406
Less Than 12 Months	$ 4,926	$ 489,596
Less Than 12 Months	9,790	167,271
12 Months or More	533,766	429,257
Agency mortgage-backed securities
Additional Information
Less Than 12 Months		71,122
Less Than 12 Months		136,264
12 Months or More	520,615	429,257
U.S. Treasury
Additional Information
Less Than 12 Months	4,926	418,474
Municipals - exempt from Federal tax
Additional Information
Less Than 12 Months	9,790	$ 31,007
12 Months or More	$ 13,151