Investment Securities - Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Amortized Cost
Due in 1 year or less	$ 57,495
Due after 1 year but within 5 years	14,392
Due after 5 years but within 10 years	37,583
Due after 10 years	844
Available-for-sale securities, amortized cost basis, Total	110,314
Amortized Cost	496,791	$ 426,512
Fair Value
Due in 1 year or less	57,383
Due after 1 year but within 5 years	14,199
Due after 5 years but within 10 years	35,670
Due after 10 years	657
Available-for-sale securities, fair value, Total	107,909
Available-for-sale securities, fair value	484,130	416,314
Amortized Cost
Due in 1 year or less	28,834
Due after 1 year but within 5 years	157,135
Due after 5 years but within 10 years	114,622
Due after 10 years	9,152
Held-to-maturity securities, amortized cost	309,743
Amortized Cost	340,957	347,285
Fair Value
Due in 1 year or less	28,572
Due after 1 year but within 5 years	147,941
Due after 5 years but within 10 years	102,527
Due after 10 years	7,806
Held-to-maturity securities, fair value	286,846
Held-to-maturity, Fair Value	314,398	$ 321,702
Mortgage-backed securities
Amortized Cost
Mortgage-backed securities	386,477
Fair Value
Mortgage-backed securities	376,221
Amortized Cost
Mortgage-backed securities	31,214
Fair Value
Mortgage-backed securities	$ 27,552