Securities - Schedule of Amortized Cost and Estimated Fair Value of Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Amortized Cost
Due within 1 year	$ 12,759
Due after 1 year through 5 years	91,008
Due after 5 years through 10 years	131,600
Due after 10 years	301,143
Total available-for-sale	536,510	$ 576,855
Estimated Fair Value
Due within 1 year	12,666
Due after 1 year through 5 years	87,596
Due after 5 years through 10 years	123,596
Due after 10 years	272,953
Total available-for-sale	496,811	516,757
Amortized Cost
Due after 1 year through 5 years	879
Due after 5 years through 10 years	1,155
Due after 10 years	33,851
Total held-to-maturity	35,885	36,983
Estimated Fair Value
Due after 1 year through 5 years	866
Due after 5 years through 10 years	1,128
Due after 10 years	30,117
Total held-to-maturity	$ 32,111	$ 32,181