Securities - Summary of Amortized Cost and Fair Values of Securities Held-to-maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity Securities, Amortized Cost	$ 3,885	$ 4,395
Held-to-maturity Securities, Gross Unrealized Gains	107	178
Held-to-maturity Securities, Gross Unrealized Losses	0	0
Held-to-maturity Securities, Fair Value	3,992	4,573
Obligations of States, Municipalities, and Political Subdivisions
Schedule Of Held To Maturity Securities [Line Items]
Held-to-maturity Securities, Amortized Cost	3,885	4,395
Held-to-maturity Securities, Gross Unrealized Gains	107	178
Held-to-maturity Securities, Gross Unrealized Losses		0
Held-to-maturity Securities, Fair Value	$ 3,992	$ 4,573

Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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