Loans and lease receivable prior period.

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- Definition

Loans and lease receivable subsequent period.

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Loans and leases receivable deferred income delay in payment.

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- Definition

Loans and leases receivable forgiven.

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Loans and leases receivable number of loans.

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- Definition

Loans and leases receivable originated.

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Loans and leases receivable payrolls and other operating expenses.

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Loans and leases receivable recognized interest income.

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Number of loan deferrals.

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Number of loan deferrals delay in payment.

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Percentage of loan earned processing fee one rate.

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Percentage of loan earned processing fee three rate.

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Percentage of loan earned processing fee two rate.

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Percentage of loans receivable interest rate.

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- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Section 50
-Paragraph 34
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- Definition

Amount of increase from purchase of financing receivable.

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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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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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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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- Definition

The gross interest income that would have been recorded in the period on troubled debt restructurings, if the loans had been current in accordance with their original terms and had been outstanding throughout the period or since origination, if held for part of the period.

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Amount of undisbursed portion of the loan receivable balance (loans in process). Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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The carrying amount, as of the date of the latest financial statement presented, of loans receivable which are owned but transferred to serve as collateral for the payment of FHLB debt obligations, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

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Loans and Allowance for Loan Losses - Additional Information (Detail)	1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 30, 2020 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2020 USD ($) Loan	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Loans and Leases Receivable Disclosure [Line Items]
Gross loans			$ 995,298,000	$ 647,572,000
Loans acquired			12,605,000	19,687,000
Bad debts recovered			310,000	211,000
Specific impairment			2,331,000	1,408,000
Allowance for loan losses			13,827,000	4,572,000	$ 3,580,000
Nonperforming trouble debt restructuring			142,000	144,000
Doubtful [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans			0	0
Loss [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans			0	0
Specifically impaired loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Bad debts recovered		$ 200,000			$ 200,000
Specifically impaired loans [Member] \| PCI loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Outstanding specifically impaired loans			2,100,000
Specific impairment			190,000
FHLB [Member]
Loans and Leases Receivable Disclosure [Line Items]
Loans held for investment pledged			213,300,000	$ 146,100,000
Payment Deferral [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans			$ 110,600,000
Number of loan deferrals \| Loan			550
Number of loan deferrals delay in payment \| Loan			8
Loan deferral amount delay in payment			$ 6,300,000
Paycheck Protection Program [Member]
Loans and Leases Receivable Disclosure [Line Items]
Payrolls and other operating expenses	$ 650,000,000,000
Loans and lease receivable prior period	2 years
Loans and lease receivable subsequent period	5 years
Percentage of Loans receivable interest rate	1.00%
Percentage of loan earned processing fee one rate	1.00%
Percentage of loan earned processing fee two rate	3.00%
Percentage of loan earned processing fee three rate	5.00%
Loans and leases receivable originated			363,400,000
Loans and leases receivable forgiven			71,300,000
Gross loans			292,068,000
Loans and leases receivable of processing fees, net of agent fees			11,500,000
Loans and leases receivable of interest income			$ 2,400,000
Number of loans \| Loan			2,400
Loans and leases receivable recognized interest income			$ 7,900,000
Allowance for loan losses			$ 0