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Short-Term Borrowings, Advances from Federal Home Loan Bank and Subordinated Debt - Additional information (Details) - USD ($) $ in Thousands		9 Months Ended
	Aug. 26, 2021	Sep. 30, 2021	Aug. 25, 2021	Dec. 31, 2020
Junior Subordinated Notes			$ 13,100	$ 12,970
Subordinated Debt		$ 26,600		7,534
Subordinated Debt.
Debt Instrument, Face Amount	$ 27,000	27,000
Debt Instrument, Interest Rate, Stated Percentage	3.75%
Maturity term	5 years
Net Proceeds		20,000
Junior Subordinated Notes				13,000
Subordinated Debt			$ 7,650	$ 7,500
Debt Conversion, Downstream of Capital		$ 3,500
Subordinated Debt. | Secured Overnight Financing Rate (SOFR)
SOFR rate percentage	3.11%

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Amount of proceeds utilized for general and corporate purpose, including the downstream of capital to bank.

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The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments.

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Period between issuance and maturity of long-term debt, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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