Investment Securities - Schedule of Amortized Cost Basis by Credit Rating of Held to Maturity Investment (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	$ 1,528	$ 1,689
State and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	1,518	1,678
State and political subdivisions | Non-Rated
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	246	251
State and political subdivisions | A
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	0	0
State and political subdivisions | AA
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	977	1,132
State and political subdivisions | AAA
Debt Securities, Available-for-sale [Line Items]
Held to maturity, net of allowance for credit losses of $10 and $10, and fair value of $1,539 and $1,700, as of March 31, 2026 and December 31, 2025, respectively	$ 295	$ 295