Securities - Additional Information (Details)	12 Months Ended
Dec. 31, 2021 USD ($) Security	Dec. 31, 2020 USD ($) Security
Schedule Of Available For Sale Securities [Line Items]
Held to maturity \| Security	1
Available For Sale Securities \| Security	29	8
Available For Sale Securities Amount	$ 3,600,000
Sale of Held - to maturity Securities	0
Sale of available-for-sale securities	0
Available-for-sale securities matured	2,700,000	$ 17,800,000
Purchases of available-for-sale securities	109,900,000	13,600,000
Purchases of Held-to-maturity securities	$ 1,700,000	$ 1,743,000
Number of held-to-maturity security \| Security	1	1
Number of investment securities not other than temporary \| Security	23	3
Securities pledged	$ 0	$ 0
Available For Sale Of Security [Member]
Schedule Of Available For Sale Securities [Line Items]
Available For Sale Securities \| Security	2

Available for sale securities in amount.

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Available for sale securities purchase during the period.

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Held-to-maturity securities, number of securities held.

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Investment portfolio number of available for sale securities.

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Investment portfolio number of held-to-maturity security.

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Sales of available for sale securities.

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Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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

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Amount of cash outflow through purchase of long-term held-to-maturity securities.

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Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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