Fair Value Measurements - Summary of Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Financial assets
Investment securities	$ 48,620	$ 150,364
Carrying Value
Financial assets
Cash and due from banks	45,327	31,345
Interest earning deposits with other banks	438,699	451,783
Investment securities	48,620	150,364
Other investments	10,757	10,227
Loans receivable	3,418,832	3,026,092
Accrued interest receivable	23,664	26,819
Financial liabilities
Deposits	3,627,288	3,360,363
Subordinated debt	44,256	44,144
Junior subordinated debentures	3,591	3,590
Accrued interest payable	1,070	892
Estimated Fair Value
Financial assets
Cash and due from banks	45,327	31,345
Interest earning deposits with other banks	438,699	451,783
Investment securities	49,197	150,545
Other investments	10,757	10,227
Loans receivable	3,413,386	2,936,917
Accrued interest receivable	23,664	26,819
Financial liabilities
Deposits	3,626,949	3,359,867
Subordinated debt	45,783	43,908
Junior subordinated debentures	3,498	3,491
Accrued interest payable	1,070	892
Estimated Fair Value \| Level 1
Financial assets
Cash and due from banks	45,327	31,345
Interest earning deposits with other banks	438,699	451,783
Investment securities	0	99,461
Other investments	0	0
Loans receivable	0	0
Accrued interest receivable	0	0
Financial liabilities
Deposits	0	0
Subordinated debt	0	0
Junior subordinated debentures	0	0
Accrued interest payable	0	0
Estimated Fair Value \| Level 2
Financial assets
Cash and due from banks	0	0
Interest earning deposits with other banks	0	0
Investment securities	49,197	51,084
Other investments	8,138	7,605
Loans receivable	0	0
Accrued interest receivable	23,664	26,819
Financial liabilities
Deposits	3,626,949	3,359,867
Subordinated debt	45,783	43,908
Junior subordinated debentures	3,498	3,491
Accrued interest payable	1,070	892
Estimated Fair Value \| Level 3
Financial assets
Cash and due from banks	0	0
Interest earning deposits with other banks	0	0
Investment securities	0	0
Other investments	2,619	2,622
Loans receivable	3,413,386	2,936,917
Accrued interest receivable	0	0
Financial liabilities
Deposits	0	0
Subordinated debt	0	0
Junior subordinated debentures	0	0
Accrued interest payable	$ 0	$ 0

Accrued interest payable fair value.

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Interest-bearing deposit in banks fair value.

+ References

No definition available.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount, after allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity), and investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Amount of investments classified as other.

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