Allowance for Credit Losses - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Loans and Leases Receivable Disclosure [Line Items]
Unpaid principal balance		$ 7,370
Purchased loans acquired with deteriorated credit quality		2,409
Purchased Credit Impaired Loans		2,409
Remaining unamortized accretable discount		0
Nonaccrual with a related Allowance for Credit Loss	$ 733	1,918
Loans receivable	2,241,359	927,615
Mortgage loans on real estate	1,751,423
Interest income recognized on nonaccrual loans	$ 124
Federal Home Loan Bank (FHLB) [Member]
Loans and Leases Receivable Disclosure [Line Items]
Borrowings secured by loans pledged to FHLB		0
Real Estate Commercial Loans And Construction And Development [Member]
Loans and Leases Receivable Disclosure [Line Items]
Loans receivable		540,914
Additional loans and leases receivable carrying amount		$ 139,555
Loan portfolio percentage		58.30%
Purchased Credit Impaired Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Unpaid principal balance		$ 6,627
Purchased loans acquired with deteriorated credit quality		2,409
Estimated fair value of loans		5,384
Contractual principal and interest at Merger		8,509
Preliminary estimate of expected cash flows		5,793
Established credit risk related non-accretable discount		2,716
Accretable discount		409
Purchased Credit Impaired Loans		$ 2,409

Additional Loans And Leases Receivable Carrying Amount

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Business combination acquired receivable accretable yield.

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Business combination acquired receivable expected cash fLows.

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Business combination acquired receivables nonaccretable difference.

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Business combination remaining unamortized accretable discount.

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Financing receivable loans acquired with deteriorated credit quality.

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Financing receivable recorded investments purchased credit impaired loans.

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Loan portfolio percentage.

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Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.

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For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.

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Amount of interest income on financing receivable on nonaccrual status.

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

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- Definition

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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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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